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=> en-us_image_0000001952008421.png} (100%) create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008449.png rename docs/dws/umn/figure/{en-us_image_0000001759420753.png => en-us_image_0000001952008469.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001759420745.png => en-us_image_0000001952008477.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001711440216.png => en-us_image_0000001952008501.png} (100%) create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008513.png rename docs/dws/umn/figure/{en-us_image_0000001758891589.png => en-us_image_0000001952008541.png} (100%) create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008561.png create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008565.png create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008577.png create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008601.png rename docs/dws/umn/figure/{en-us_image_0000001711015240.png => en-us_image_0000001952008625.png} (100%) create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008649.png create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008669.png rename docs/dws/umn/figure/{en-us_image_0000001711598588.png => en-us_image_0000001952008677.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001711599064.png => en-us_image_0000001952008681.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001711597836.png => en-us_image_0000001952008689.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001711439620.png => en-us_image_0000001952008733.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001759518493.png => en-us_image_0000001952008749.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001759357165.png => en-us_image_0000001952008785.png} (100%) create mode 100644 docs/dws/umn/figure/en-us_image_0000001952008797.png rename docs/dws/umn/figure/{en-us_image_0000001759518413.png => en-us_image_0000001952008809.png} (100%) rename docs/dws/umn/figure/{en-us_image_0000001711820088.jpg => en-us_image_0000001952008829.jpg} (100%) delete mode 100644 docs/dws/umn/figure/en-us_image_0000001962140553.png create mode 100644 docs/dws/umn/figure/en-us_image_0000002010432678.png create mode 100644 docs/dws/umn/figure/en-us_image_0000002046710585.png diff --git a/docs/dws/umn/ALL_META.TXT.json b/docs/dws/umn/ALL_META.TXT.json index fbcd943d..e83bb1ba 100644 --- a/docs/dws/umn/ALL_META.TXT.json +++ b/docs/dws/umn/ALL_META.TXT.json @@ -4,7 +4,7 @@ }, { "uri":"dws_01_index.html", - "node_id":"en-us_topic_0000001650703220.xml", + "node_id":"en-us_topic_0000001952008033.xml", "product_code":"dws", "code":"1", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -13,9 +13,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Service Overview", @@ -23,7 +21,7 @@ }, { "uri":"dws_01_0002.html", - "node_id":"en-us_topic_0000001659054422.xml", + "node_id":"en-us_topic_0000001951848293.xml", "product_code":"dws", "code":"2", "des":"GaussDB(DWS) is an online data analysis and processing database built on the cloud infrastructure and platform. It offers scalable, ready-to-use, and fully managed analyt", @@ -32,9 +30,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"What Is GaussDB(DWS)?", @@ -42,7 +38,7 @@ }, { "uri":"dws_01_0007.html", - "node_id":"en-us_topic_0000001707254473.xml", + "node_id":"en-us_topic_0000001924569220.xml", "product_code":"dws", "code":"3", "des":"GaussDB(DWS) uses the GaussDB database kernel and is compatible with PostgreSQL 9.2.4. It transforms from a single OLTP database to an enterprise-level distributed OLAP d", @@ -51,9 +47,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Advantages", @@ -61,7 +55,7 @@ }, { "uri":"dws_01_00013.html", - "node_id":"en-us_topic_0000001707293701.xml", + "node_id":"en-us_topic_0000001924569456.xml", "product_code":"dws", "code":"4", "des":"Enhanced ETL + Real-time BI analysisETL+BI analysisThe data warehouse is the pillar of the Business Intelligence (BI) system for collecting, storing, and analyzing massiv", @@ -70,9 +64,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Application Scenarios", @@ -80,7 +72,7 @@ }, { "uri":"dws_01_0091.html", - "node_id":"en-us_topic_0000001659054426.xml", + "node_id":"en-us_topic_0000001951848441.xml", "product_code":"dws", "code":"5", "des":"GaussDB(DWS) enables you to use this service through various methods, such as the GaussDB(DWS) management console, GaussDB(DWS) client, and REST APIs. This section descri", @@ -99,7 +91,7 @@ }, { "uri":"dws_01_0004.html", - "node_id":"en-us_topic_0000001658895106.xml", + "node_id":"en-us_topic_0000001952008105.xml", "product_code":"dws", "code":"6", "des":"ClusterA cluster is a server group that consists of multiple nodes. GaussDB(DWS) is organized using clusters. A data warehouse cluster contains nodes with the same flavor", @@ -108,9 +100,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Concepts", @@ -118,7 +108,7 @@ }, { "uri":"dws_01_0003.html", - "node_id":"en-us_topic_0000001707254477.xml", + "node_id":"en-us_topic_0000001924728628.xml", "product_code":"dws", "code":"7", "des":"GaussDB(DWS) uses Identity and Access Management (IAM) for authentication and authorization.Users who have the DWS Administrator permissions can fully utilize GaussDB(DWS", @@ -127,9 +117,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Related Services", @@ -137,7 +125,7 @@ }, { "uri":"dws_01_0144.html", - "node_id":"en-us_topic_0000001707293725.xml", + "node_id":"en-us_topic_0000001951848289.xml", "product_code":"dws", "code":"8", "des":"If you need to assign different permissions to employees in your enterprise to access your GaussDB(DWS) resources on cloud, IAM is a good choice for fine-grained permissi", @@ -146,9 +134,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"GaussDB(DWS) Permissions Management", @@ -156,7 +142,7 @@ }, { "uri":"dws_01_0009.html", - "node_id":"en-us_topic_0000001659054450.xml", + "node_id":"en-us_topic_0000001952008337.xml", "product_code":"dws", "code":"9", "des":"The following figure shows how to use GaussDB(DWS).GaussDB(DWS) provides a web-based management console and HTTPS-compliant APIs for you to manage data warehouse clusters", @@ -165,9 +151,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"GaussDB(DWS) Access", @@ -175,7 +159,7 @@ }, { "uri":"dws_01_0010.html", - "node_id":"en-us_topic_0000001707293733.xml", + "node_id":"en-us_topic_0000001924728776.xml", "product_code":"dws", "code":"10", "des":"This document describes the constraints and precautions of using the key functions of GaussDB(DWS).After creating a GaussDB(DWS) cluster, you do not need to perform basic", @@ -184,28 +168,41 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Restrictions", "githuburl":"" }, { - "uri":"dws_01_0078.html", - "node_id":"en-us_topic_0000001707293737.xml", + "uri":"dws_01_00113.html", + "node_id":"en-us_topic_0000001951848577.xml", "product_code":"dws", "code":"11", + "des":"This section describes the technical specifications of GaussDB(DWS) in different versions.The maximum number of concurrent connections is based on the data warehouse with", + "doc_type":"usermanual", + "kw":"GaussDB(DWS) Technical Specifications,Service Overview,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"GaussDB(DWS) Technical Specifications", + "githuburl":"" + }, + { + "uri":"dws_01_0078.html", + "node_id":"en-us_topic_0000001951848277.xml", + "product_code":"dws", + "code":"12", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Getting Started", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Getting Started", @@ -213,18 +210,16 @@ }, { "uri":"dws_01_0088.html", - "node_id":"en-us_topic_0000001659054462.xml", + "node_id":"en-us_topic_0000001951848357.xml", "product_code":"dws", - "code":"12", + "code":"13", "des":"This guide is an introductory tutorial that demonstrates how to create a sample GaussDB(DWS) cluster, connect to the cluster database, import the sample data from OBS, an", "doc_type":"usermanual", "kw":"Step 1: Starting Preparations,Getting Started,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Step 1: Starting Preparations", @@ -232,9 +227,9 @@ }, { "uri":"dws_01_0013.html", - "node_id":"en-us_topic_0000001658895142.xml", + "node_id":"en-us_topic_0000001924569384.xml", "product_code":"dws", - "code":"13", + "code":"14", "des":"Before using GaussDB(DWS) to analyze data, create a cluster. A cluster consists of multiple nodes in the same subnet. These nodes jointly provide services. This section d", "doc_type":"usermanual", "kw":"Step 2: Creating a Cluster,Getting Started,User Guide", @@ -251,18 +246,16 @@ }, { "uri":"dws_01_0107.html", - "node_id":"en-us_topic_0000001707254513.xml", + "node_id":"en-us_topic_0000001924569292.xml", "product_code":"dws", - "code":"14", + "code":"15", "des":"This section describes how to use a database client to connect to the database in a GaussDB(DWS) cluster. In the following example, the Data Studio client tool is used fo", "doc_type":"usermanual", "kw":"Step 3: Connecting to a Cluster,Getting Started,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Step 3: Connecting to a Cluster", @@ -270,10 +263,10 @@ }, { "uri":"dws_01_0079.html", - "node_id":"en-us_topic_0000001707293745.xml", + "node_id":"en-us_topic_0000001924569348.xml", "product_code":"dws", - "code":"15", - "des":"After performing the steps in preceding sections, you can refer to the documentation listed as follows for more information about GaussDB(DWS):Data Warehouse Service User", + "code":"16", + "des":"After performing the steps in preceding sections, you can refer to the documentation listed as follows for more information about GaussDB(DWS):Data Warehouse Service (DWS", "doc_type":"usermanual", "kw":"Step 4: Viewing Other Documents and Deleting Resources,Getting Started,User Guide", "search_title":"", @@ -289,9 +282,9 @@ }, { "uri":"dws_01_0018.html", - "node_id":"en-us_topic_0000001659054470.xml", + "node_id":"en-us_topic_0000001924728588.xml", "product_code":"dws", - "code":"16", + "code":"17", "des":"GaussDB(DWS) is an online data processing database that uses the cloud infrastructure to provide scalable, fully-managed, and out-of-the-box analytic database service, fr", "doc_type":"usermanual", "kw":"Process for Using GaussDB(DWS),User Guide", @@ -308,18 +301,16 @@ }, { "uri":"dws_01_0154.html", - "node_id":"en-us_topic_0000001658895150.xml", + "node_id":"en-us_topic_0000001952008053.xml", "product_code":"dws", - "code":"17", + "code":"18", "des":"Before using GaussDB(DWS), make the following preparations:Determining the Cluster PortsWhen creating a GaussDB(DWS) cluster, you need to specify a port for SQL clients o", "doc_type":"usermanual", "kw":"Preparations,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Preparations", @@ -327,18 +318,16 @@ }, { "uri":"dws_01_0160.html", - "node_id":"en-us_topic_0000001707254521.xml", + "node_id":"en-us_topic_0000001952008129.xml", "product_code":"dws", - "code":"18", + "code":"19", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Creating or Deleting a Cluster", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Creating or Deleting a Cluster", @@ -346,31 +335,46 @@ }, { "uri":"dws_01_0157.html", - "node_id":"en-us_topic_0000001707293749.xml", + "node_id":"en-us_topic_0000001952008265.xml", "product_code":"dws", - "code":"19", + "code":"20", "des":"This section describes how to log in to the GaussDB(DWS) management console and use GaussDB(DWS).", "doc_type":"usermanual", "kw":"Accessing the GaussDB(DWS) Management Console,Creating or Deleting a Cluster,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Accessing the GaussDB(DWS) Management Console", "githuburl":"" }, { - "uri":"dws_01_0019.html", - "node_id":"en-us_topic_0000001659054474.xml", + "uri":"dws_01_0221.html", + "node_id":"en-us_topic_0000001924569296.xml", "product_code":"dws", - "code":"20", - "des":"To use cloud GaussDB(DWS), create a data warehouse cluster first.This section describes how to create a data warehouse cluster on the GaussDB(DWS) management console.You ", + "code":"21", + "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"Creating a Cluster,Creating or Deleting a Cluster,User Guide", + "kw":"Creating a Dedicated Cluster", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Creating a Dedicated Cluster", + "githuburl":"" + }, + { + "uri":"dws_01_0019.html", + "node_id":"en-us_topic_0000001924569412.xml", + "product_code":"dws", + "code":"22", + "des":"To use cloud GaussDB(DWS), create a data warehouse cluster first.This section describes how to create a data warehouse cluster on the GaussDB(DWS) console.You have evalua", + "doc_type":"usermanual", + "kw":"Creating a Cluster,Creating a Dedicated Cluster,User Guide", "search_title":"", "metedata":[ { @@ -384,9 +388,9 @@ }, { "uri":"dws_01_0025.html", - "node_id":"en-us_topic_0000001707254529.xml", + "node_id":"en-us_topic_0000001952008309.xml", "product_code":"dws", - "code":"21", + "code":"23", "des":"If you do not need to use a cluster, perform the operations in this section to delete it.Deleted clusters cannot be recovered. Additionally, you cannot access user data a", "doc_type":"usermanual", "kw":"Deleting a Cluster,Creating or Deleting a Cluster,User Guide", @@ -403,18 +407,16 @@ }, { "uri":"dws_01_0131.html", - "node_id":"en-us_topic_0000001707293757.xml", + "node_id":"en-us_topic_0000001952008181.xml", "product_code":"dws", - "code":"22", + "code":"24", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Cluster Connection", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Cluster Connection", @@ -422,18 +424,16 @@ }, { "uri":"dws_01_0137.html", - "node_id":"en-us_topic_0000001659054482.xml", + "node_id":"en-us_topic_0000001951848333.xml", "product_code":"dws", - "code":"23", + "code":"25", "des":"If you have created a GaussDB(DWS) cluster, you can use the SQL client tool or a third-party driver such as JDBC or ODBC to connect to the cluster and access the database", "doc_type":"usermanual", "kw":"Methods of Connecting to a Cluster,Cluster Connection,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Methods of Connecting to a Cluster", @@ -441,9 +441,9 @@ }, { "uri":"dws_01_0033.html", - "node_id":"en-us_topic_0000001658895162.xml", + "node_id":"en-us_topic_0000001924728856.xml", "product_code":"dws", - "code":"24", + "code":"26", "des":"You can access GaussDB(DWS) clusters by different methods and the connection address of each connection method varies. This section describes how to view and obtain the p", "doc_type":"usermanual", "kw":"Obtaining the Cluster Connection Address,Cluster Connection,User Guide", @@ -460,18 +460,16 @@ }, { "uri":"dws_01_0094.html", - "node_id":"en-us_topic_0000001707293761.xml", + "node_id":"en-us_topic_0000001924728784.xml", "product_code":"dws", - "code":"25", + "code":"27", "des":"Data Studio is a SQL client tool running on the Windows operating system. It provides various GUIs for you to manage databases and database objects, as well as edit, run,", "doc_type":"usermanual", "kw":"Using the Data Studio GUI Client to Connect to a Cluster,Cluster Connection,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the Data Studio GUI Client to Connect to a Cluster", @@ -479,18 +477,16 @@ }, { "uri":"dws_01_0093.html", - "node_id":"en-us_topic_0000001659054486.xml", + "node_id":"en-us_topic_0000001924728848.xml", "product_code":"dws", - "code":"26", + "code":"28", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Using the gsql CLI Client to Connect to a Cluster", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the gsql CLI Client to Connect to a Cluster", @@ -498,37 +494,33 @@ }, { "uri":"dws_01_0031.html", - "node_id":"en-us_topic_0000001658895166.xml", + "node_id":"en-us_topic_0000001924569228.xml", "product_code":"dws", - "code":"27", + "code":"29", "des":"GaussDB(DWS) provides client tool packages that match the cluster versions. You can download the desired client tool package on the GaussDB(DWS) management console.The cl", "doc_type":"usermanual", - "kw":"Downloading the Data Studio client,Using the gsql CLI Client to Connect to a Cluster,User Guide", + "kw":"Downloading the Client,Using the gsql CLI Client to Connect to a Cluster,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], - "title":"Downloading the Data Studio client", + "title":"Downloading the Client", "githuburl":"" }, { "uri":"dws_01_0037.html", - "node_id":"en-us_topic_0000001707254537.xml", + "node_id":"en-us_topic_0000001952008269.xml", "product_code":"dws", - "code":"28", + "code":"30", "des":"This section describes how to connect to a database through an SQL client after you create a data warehouse cluster and before you use the cluster's database. GaussDB(DWS", "doc_type":"usermanual", "kw":"Using the Linux gsql Client to Connect to a Cluster,Using the gsql CLI Client to Connect to a Cluste", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the Linux gsql Client to Connect to a Cluster", @@ -536,18 +528,16 @@ }, { "uri":"dws_01_0128.html", - "node_id":"en-us_topic_0000001707293765.xml", + "node_id":"en-us_topic_0000001951848553.xml", "product_code":"dws", - "code":"29", + "code":"31", "des":"This section describes how to connect to a database through an SQL client after you create a data warehouse cluster and before you use the cluster's database. GaussDB(DWS", "doc_type":"usermanual", "kw":"Using the Windows gsql Client to Connect to a Cluster,Using the gsql CLI Client to Connect to a Clus", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the Windows gsql Client to Connect to a Cluster", @@ -555,18 +545,16 @@ }, { "uri":"dws_01_0038.html", - "node_id":"en-us_topic_0000001659054490.xml", + "node_id":"en-us_topic_0000001952008193.xml", "product_code":"dws", - "code":"30", + "code":"32", "des":"GaussDB(DWS) supports the standard SSL. As a highly secure protocol, SSL authenticates bidirectional identification between the server and client using digital signatures", "doc_type":"usermanual", "kw":"Establishing Secure TCP/IP Connections in SSL Mode,Using the gsql CLI Client to Connect to a Cluster", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Establishing Secure TCP/IP Connections in SSL Mode", @@ -574,18 +562,16 @@ }, { "uri":"dws_01_0081.html", - "node_id":"en-us_topic_0000001658895170.xml", + "node_id":"en-us_topic_0000001924569392.xml", "product_code":"dws", - "code":"31", + "code":"33", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Using the JDBC and ODBC Drivers to Connect to a Cluster", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the JDBC and ODBC Drivers to Connect to a Cluster", @@ -593,18 +579,16 @@ }, { "uri":"dws_01_0106.html", - "node_id":"en-us_topic_0000001707254541.xml", + "node_id":"en-us_topic_0000001952008229.xml", "product_code":"dws", - "code":"32", - "des":"If the connection pool mechanism is used during application development, the following specifications must be met. Otherwise, connections in the connection pool have stat", + "code":"34", + "des":"If the connection pool mechanism is used during application development, comply with the following specifications: If you do not do so, the status of connections in the c", "doc_type":"usermanual", "kw":"Development Specifications,Using the JDBC and ODBC Drivers to Connect to a Cluster,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Development Specifications", @@ -612,18 +596,16 @@ }, { "uri":"dws_01_0032.html", - "node_id":"en-us_topic_0000001659054494.xml", + "node_id":"en-us_topic_0000001924728840.xml", "product_code":"dws", - "code":"33", + "code":"35", "des":"The JDBC or ODBC driver is used to connect to data warehouse clusters. You can download the JDBC or ODBC driver provided by GaussDB(DWS) from the management console or us", "doc_type":"usermanual", "kw":"Downloading the JDBC or ODBC Driver,Using the JDBC and ODBC Drivers to Connect to a Cluster,User Gui", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Downloading the JDBC or ODBC Driver", @@ -631,18 +613,16 @@ }, { "uri":"dws_01_0077.html", - "node_id":"en-us_topic_0000001658895174.xml", + "node_id":"en-us_topic_0000001952008049.xml", "product_code":"dws", - "code":"34", + "code":"36", "des":"In GaussDB(DWS), you can use a JDBC driver to connect to a database on Linux or Windows. The driver can connect to the database through an ECS on the cloud platform or ov", "doc_type":"usermanual", "kw":"Using JDBC to Connect to a Cluster,Using the JDBC and ODBC Drivers to Connect to a Cluster,User Guid", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using JDBC to Connect to a Cluster", @@ -650,18 +630,16 @@ }, { "uri":"dws_01_0169.html", - "node_id":"en-us_topic_0000001707254545.xml", + "node_id":"en-us_topic_0000001951848509.xml", "product_code":"dws", - "code":"35", + "code":"37", "des":"If you use JDBC to connect to only one CN in the cluster, this CN may be overloaded and other CN resources wasted. It also incurs single-node failure risks.To avoid these", "doc_type":"usermanual", "kw":"Configuring JDBC to Connect to a Cluster (Load Balancing Mode),Using the JDBC and ODBC Drivers to Co", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Configuring JDBC to Connect to a Cluster (Load Balancing Mode)", @@ -669,18 +647,16 @@ }, { "uri":"dws_01_0133.html", - "node_id":"en-us_topic_0000001707293773.xml", + "node_id":"en-us_topic_0000001951848541.xml", "product_code":"dws", - "code":"36", + "code":"38", "des":"GaussDB(DWS) allows you to access databases using IAM authentication. When you use the JDBC application program to connect to a cluster, set the IAM username, credential,", "doc_type":"usermanual", "kw":"Configuring JDBC to Connect to a Cluster (IAM Authentication Mode),Using the JDBC and ODBC Drivers t", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Configuring JDBC to Connect to a Cluster (IAM Authentication Mode)", @@ -688,18 +664,16 @@ }, { "uri":"dws_01_0086.html", - "node_id":"en-us_topic_0000001659054498.xml", + "node_id":"en-us_topic_0000001924569468.xml", "product_code":"dws", - "code":"37", - "des":"In GaussDB(DWS), you can use an ODBC driver to connect to the database. The driver can connect to the database through an ECS on the cloud platform or over the Internet.F", + "code":"39", + "des":"GaussDB(DWS) allows you to use an ODBC driver to connect to the database through an ECS on the cloud platform or over the Internet.For details about how to use the ODBC A", "doc_type":"usermanual", "kw":"Using ODBC to Connect to a Cluster,Using the JDBC and ODBC Drivers to Connect to a Cluster,User Guid", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using ODBC to Connect to a Cluster", @@ -707,18 +681,16 @@ }, { "uri":"dws_01_0120.html", - "node_id":"en-us_topic_0000001658895178.xml", + "node_id":"en-us_topic_0000001924728824.xml", "product_code":"dws", - "code":"38", + "code":"40", "des":"After creating a data warehouse cluster and using the third-party function library psycopg2 to connect to the cluster, you can use Python to access GaussDB(DWS) and perfo", "doc_type":"usermanual", "kw":"Using the Third-Party Function Library psycopg2 of Python to Connect to a Cluster,Cluster Connection", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the Third-Party Function Library psycopg2 of Python to Connect to a Cluster", @@ -726,18 +698,16 @@ }, { "uri":"dws_01_0171.html", - "node_id":"en-us_topic_0000001707254549.xml", + "node_id":"en-us_topic_0000001951848445.xml", "product_code":"dws", - "code":"39", + "code":"41", "des":"After creating a data warehouse cluster and using the third-party function library PyGreSQL to connect to the cluster, you can use Python to access GaussDB(DWS) and perfo", "doc_type":"usermanual", "kw":"Using the Python Library PyGreSQL to Connect to a Cluster,Cluster Connection,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Using the Python Library PyGreSQL to Connect to a Cluster", @@ -745,18 +715,16 @@ }, { "uri":"dws_01_0039.html", - "node_id":"en-us_topic_0000001707293777.xml", + "node_id":"en-us_topic_0000001924728760.xml", "product_code":"dws", - "code":"40", + "code":"42", "des":"By default, a database supports a certain number of connections. Administrators can manage database connections to learn about the connection performance of the current d", "doc_type":"usermanual", "kw":"Managing Database Connections,Cluster Connection,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Database Connections", @@ -764,69 +732,46 @@ }, { "uri":"dws_01_0162.html", - "node_id":"en-us_topic_0000001659054502.xml", + "node_id":"en-us_topic_0000001924728752.xml", "product_code":"dws", - "code":"41", + "code":"43", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Monitoring and Alarms", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Monitoring and Alarms", "githuburl":"" }, - { - "uri":"dws_01_1211.html", - "node_id":"en-us_topic_0000001707254553.xml", - "product_code":"dws", - "code":"42", - "des":"The Dashboard page consists of the following parts:ResourcesIn the Resources module, you can view the number of available resources, including Available/Total Clusters, A", - "doc_type":"usermanual", - "kw":"Dashboard,Monitoring and Alarms,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Dashboard", - "githuburl":"" - }, { "uri":"dws_01_00014.html", - "node_id":"en-us_topic_0000001707293781.xml", + "node_id":"en-us_topic_0000001924569252.xml", "product_code":"dws", - "code":"43", + "code":"44", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"Database Monitoring (DMS)", + "kw":"Databases Monitoring (DMS)", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], - "title":"Database Monitoring (DMS)", + "title":"Databases Monitoring (DMS)", "githuburl":"" }, { "uri":"dws_01_00131.html", - "node_id":"en-us_topic_0000001659054506.xml", + "node_id":"en-us_topic_0000001924728756.xml", "product_code":"dws", - "code":"44", + "code":"45", "des":"DMS is provided by GaussDB(DWS) to ensure the fast and stable running of databases. It collects, monitors, and analyzes the disk, network, and OS metric data used by the ", "doc_type":"usermanual", - "kw":"Database Monitoring Overview,Database Monitoring (DMS),User Guide", + "kw":"Database Monitoring Overview,Databases Monitoring (DMS),User Guide", "search_title":"", "metedata":[ { @@ -840,18 +785,16 @@ }, { "uri":"dws_01_00136.html", - "node_id":"en-us_topic_0000001658895186.xml", + "node_id":"en-us_topic_0000001966355286.xml", "product_code":"dws", - "code":"45", + "code":"46", "des":"You can check the status and available resources of a cluster and learn about its real-time resource consumption through the GaussDB(DWS) monitoring items.Table 1 describ", "doc_type":"usermanual", - "kw":"Monitoring Metrics,Database Monitoring (DMS),User Guide", + "kw":"Monitoring Metrics,Databases Monitoring (DMS),User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Monitoring Metrics", @@ -859,18 +802,16 @@ }, { "uri":"dws_01_00132.html", - "node_id":"en-us_topic_0000001707254557.xml", + "node_id":"en-us_topic_0000001924569364.xml", "product_code":"dws", - "code":"46", - "des":"On the page that is displayed, you can view the cluster status, real-time resource consumption, top SQL statements, cluster resource consumption, and key database metrics", + "code":"47", + "des":"On the page that is displayed, you can view the cluster status, real-time resource consumption, cluster resource consumption, and key database metrics.Metrics can be coll", "doc_type":"usermanual", - "kw":"Cluster Overview,Database Monitoring (DMS),User Guide", + "kw":"Cluster Overview,Databases Monitoring (DMS),User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Cluster Overview", @@ -878,18 +819,16 @@ }, { "uri":"dws_01_00133.html", - "node_id":"en-us_topic_0000001707293785.xml", + "node_id":"en-us_topic_0000001924569304.xml", "product_code":"dws", - "code":"47", + "code":"48", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Monitoring", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Monitoring", @@ -897,18 +836,16 @@ }, { "uri":"dws_01_1331.html", - "node_id":"en-us_topic_0000001659054510.xml", + "node_id":"en-us_topic_0000001924728600.xml", "product_code":"dws", - "code":"48", + "code":"49", "des":"On the page that is displayed, view the real-time consumption of nodes, memory, disks, disk I/O, and network I/O.On the Overview tab page, you can view the key resources ", "doc_type":"usermanual", "kw":"Node Monitoring,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Node Monitoring", @@ -916,18 +853,16 @@ }, { "uri":"dws_01_1337.html", - "node_id":"en-us_topic_0000001658895190.xml", + "node_id":"en-us_topic_0000001924569224.xml", "product_code":"dws", - "code":"49", + "code":"50", "des":"You can select a time range and check the performance trend in this range.By default, the monitoring information of the last hour is displayed.You can view the monitoring", "doc_type":"usermanual", "kw":"Performance Monitoring,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Performance Monitoring", @@ -935,18 +870,16 @@ }, { "uri":"dws_01_1332.html", - "node_id":"en-us_topic_0000001707254561.xml", + "node_id":"en-us_topic_0000001924569260.xml", "product_code":"dws", - "code":"50", - "des":"The Database Monitoring page displays the real-time and historical resource consumption a database.You can select a database and check its resource usage. For details, se", + "code":"51", + "des":"The Database Monitoring page displays the real-time and historical resource consumption a database.You can select a database to view its resource usage. For details about", "doc_type":"usermanual", "kw":"Database Monitoring,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Database Monitoring", @@ -954,18 +887,16 @@ }, { "uri":"dws_01_1334.html", - "node_id":"en-us_topic_0000001707293789.xml", + "node_id":"en-us_topic_0000001951848481.xml", "product_code":"dws", - "code":"51", + "code":"52", "des":"You can check the real-time information about all queries and sessions running in the cluster.Real-time query is supported only in clusters of version 8.1.2 and later.To ", "doc_type":"usermanual", "kw":"Real-Time Queries,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Real-Time Queries", @@ -973,18 +904,16 @@ }, { "uri":"dws_01_1333.html", - "node_id":"en-us_topic_0000001659054514.xml", + "node_id":"en-us_topic_0000001924569492.xml", "product_code":"dws", - "code":"52", + "code":"53", "des":"All the historical queries in the current cluster will be displayed.Historical queries can be viewed only in clusters of version 8.1.2 and later.To enable historical quer", "doc_type":"usermanual", "kw":"Historical Queries,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Historical Queries", @@ -992,18 +921,16 @@ }, { "uri":"dws_01_1338.html", - "node_id":"en-us_topic_0000001658895194.xml", + "node_id":"en-us_topic_0000001924569496.xml", "product_code":"dws", - "code":"53", + "code":"54", "des":"On the Instance Monitoring page, you can view the real-time and historical information about detected slow instances.DMS can automatically configure and start the slow in", "doc_type":"usermanual", "kw":"Instance Monitoring,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Instance Monitoring", @@ -1011,18 +938,16 @@ }, { "uri":"dws_01_1339.html", - "node_id":"en-us_topic_0000001707254565.xml", + "node_id":"en-us_topic_0000001924728780.xml", "product_code":"dws", - "code":"54", + "code":"55", "des":"You can check the real-time statistics and resource consumption history about resource pools.You can check user-defined resource pools, real-time and historical resource ", "doc_type":"usermanual", "kw":"Resource Pool Monitoring,Monitoring,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Resource Pool Monitoring", @@ -1030,18 +955,16 @@ }, { "uri":"dws_01_00175.html", - "node_id":"en-us_topic_0000001658895198.xml", + "node_id":"en-us_topic_0000001924569388.xml", "product_code":"dws", - "code":"55", + "code":"56", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Utilities", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Utilities", @@ -1049,18 +972,16 @@ }, { "uri":"dws_01_00134.html", - "node_id":"en-us_topic_0000001707254569.xml", + "node_id":"en-us_topic_0000001924569276.xml", "product_code":"dws", - "code":"56", + "code":"57", "des":"To enable SQL diagnosis, enable monitoring on real-time and historical queries on the Queries and History tabs, respectively. For details, see Monitoring Collection.Query", "doc_type":"usermanual", "kw":"SQL Diagnosis,Utilities,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"SQL Diagnosis", @@ -1068,18 +989,16 @@ }, { "uri":"dws_01_01753.html", - "node_id":"en-us_topic_0000001707293797.xml", + "node_id":"en-us_topic_0000001924569264.xml", "product_code":"dws", - "code":"57", - "des":"You can upload and verify SQL probes, execute probe tasks in one click, and periodically execute probe tasks. Alarms can be reported for timeout SQL probes. The following", + "code":"58", + "des":"You can upload and verify SQL probes, execute probe tasks in one click, and periodically execute probe tasks. Alarms can be reported for timeout SQL probes. The procedure", "doc_type":"usermanual", "kw":"SQL Probes,Utilities,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"SQL Probes", @@ -1087,16 +1006,18 @@ }, { "uri":"dws_01_01752.html", - "node_id":"en-us_topic_0000001659054522.xml", + "node_id":"en-us_topic_0000001952008109.xml", "product_code":"dws", - "code":"58", + "code":"59", "des":"GaussDB(DWS) provides statistics and diagnostic tools for you to learn table status, including:Skew Rate: monitors and analyzes data table statistics in the cluster, and ", "doc_type":"usermanual", "kw":"Table Diagnosis,Utilities,User Guide", "search_title":"", "metedata":[ { - + "prodname":"dws", + "opensource":"true", + "documenttype":"usermanual" } ], "title":"Table Diagnosis", @@ -1104,18 +1025,16 @@ }, { "uri":"dws_01_00139.html", - "node_id":"en-us_topic_0000001658895202.xml", + "node_id":"en-us_topic_0000001924569464.xml", "product_code":"dws", - "code":"59", + "code":"60", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Workload Analysis", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Workload Analysis", @@ -1123,18 +1042,16 @@ }, { "uri":"dws_01_00142.html", - "node_id":"en-us_topic_0000001707254573.xml", + "node_id":"en-us_topic_0000001951848561.xml", "product_code":"dws", - "code":"60", + "code":"61", "des":"The workload analysis tool of GaussDB(DWS) collects and analyzes database performance data. You can create workload snapshots to record cluster workload data in a specifi", "doc_type":"usermanual", "kw":"Workload Analysis Overview,Workload Analysis,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Workload Analysis Overview", @@ -1142,18 +1059,16 @@ }, { "uri":"dws_01_00140.html", - "node_id":"en-us_topic_0000001707293801.xml", + "node_id":"en-us_topic_0000001952008101.xml", "product_code":"dws", - "code":"61", + "code":"62", "des":"You can check the basic information about the cluster workload snapshots, manually create a snapshot, and configure snapshot parameters.Before creating a workload snapsho", "doc_type":"usermanual", "kw":"Workload Snapshots,Workload Analysis,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Workload Snapshots", @@ -1161,18 +1076,16 @@ }, { "uri":"dws_01_00141.html", - "node_id":"en-us_topic_0000001659054526.xml", + "node_id":"en-us_topic_0000001951848329.xml", "product_code":"dws", - "code":"62", + "code":"63", "des":"You can create, download, and delete work diagnosis reports, and check historical workload diagnosis reports.To create a workload report, obtain the required OBS bucket p", "doc_type":"usermanual", "kw":"Workload Reports,Workload Analysis,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Workload Reports", @@ -1180,18 +1093,16 @@ }, { "uri":"dws_01_00135.html", - "node_id":"en-us_topic_0000001658895206.xml", + "node_id":"en-us_topic_0000001924728812.xml", "product_code":"dws", - "code":"63", - "des":"The Monitoring page displays the collection period and data aging period of monitoring metrics.The cluster monitoring function is enabled by default.Disable the function ", + "code":"64", + "des":"The Monitoring page displays the collection period of monitoring metrics.The cluster monitoring function is enabled by default.Disable the function if the cluster is bein", "doc_type":"usermanual", - "kw":"Settings,Database Monitoring (DMS),User Guide", + "kw":"Settings,Databases Monitoring (DMS),User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Settings", @@ -1199,18 +1110,16 @@ }, { "uri":"dws_01_0143.html", - "node_id":"en-us_topic_0000001707254577.xml", + "node_id":"en-us_topic_0000001924569244.xml", "product_code":"dws", - "code":"64", + "code":"65", "des":"On the task details page, you can view the status of tasks, such as enabling, disabling, resetting, and modifying cluster monitoring collection items; one-click DDL revie", "doc_type":"usermanual", - "kw":"Checking Task Details,Database Monitoring (DMS),User Guide", + "kw":"Checking Task Details,Databases Monitoring (DMS),User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Checking Task Details", @@ -1218,18 +1127,16 @@ }, { "uri":"dws_01_00137.html", - "node_id":"en-us_topic_0000001707293805.xml", + "node_id":"en-us_topic_0000001924728884.xml", "product_code":"dws", - "code":"65", + "code":"66", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Typical Scenarios", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Typical Scenarios", @@ -1237,45 +1144,24 @@ }, { "uri":"dws_01_01372.html", - "node_id":"en-us_topic_0000001658895210.xml", + "node_id":"en-us_topic_0000001951848513.xml", "product_code":"dws", - "code":"66", + "code":"67", "des":"The execution of SQL statements takes a long time, resulting in great resource consumption.If the execution efficiency of SQL statements is low, optimization suggestions ", "doc_type":"usermanual", "kw":"SQL Diagnosis,Typical Scenarios,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"SQL Diagnosis", "githuburl":"" }, - { - "uri":"dws_01_01373.html", - "node_id":"en-us_topic_0000001707254581.xml", - "product_code":"dws", - "code":"67", - "des":"Time-consuming SQL statements exist.On the Top 5 Time-Consuming Queries page directed from the Cluster Overview page, record the change of top 5 time-consuming queries.An", - "doc_type":"usermanual", - "kw":"Top Time-Consuming SQL Statements Viewing,Typical Scenarios,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Top Time-Consuming SQL Statements Viewing", - "githuburl":"" - }, { "uri":"dws_01_0022.html", - "node_id":"en-us_topic_0000001707293809.xml", + "node_id":"en-us_topic_0000001924569356.xml", "product_code":"dws", "code":"68", "des":"This section describes how to check cluster metrics on Cloud Eye. By monitoring cluster running metrics, you can identify the time when the database cluster is abnormal a", @@ -1284,9 +1170,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Monitoring Clusters Using Cloud Eye", @@ -1294,7 +1178,7 @@ }, { "uri":"dws_01_1240.html", - "node_id":"en-us_topic_0000001659054534.xml", + "node_id":"en-us_topic_0000001952008233.xml", "product_code":"dws", "code":"69", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1303,9 +1187,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Alarms", @@ -1313,7 +1195,7 @@ }, { "uri":"dws_01_1241.html", - "node_id":"en-us_topic_0000001658895214.xml", + "node_id":"en-us_topic_0000001951848281.xml", "product_code":"dws", "code":"70", "des":"Alarm management includes viewing and configuring alarm rules and subscribing to alarm information. Alarm rules display alarm statistics and details of the past week for ", @@ -1322,9 +1204,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Alarm Management", @@ -1332,7 +1212,7 @@ }, { "uri":"dws_01_1242.html", - "node_id":"en-us_topic_0000001707254585.xml", + "node_id":"en-us_topic_0000001924728596.xml", "product_code":"dws", "code":"71", "des":"Concepts related to threshold alarmsAlarm rule: consists of the alarm rule name, rule description, clusters associated with the rule, alarm policy triggering relationship", @@ -1341,9 +1221,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Alarm Rules", @@ -1351,7 +1229,7 @@ }, { "uri":"dws_01_1243.html", - "node_id":"en-us_topic_0000001707293813.xml", + "node_id":"en-us_topic_0000001924728724.xml", "product_code":"dws", "code":"72", "des":"You can subscribe to GaussDB(DWS) alarm notifications to receive notifications by SMS message, email, or application when an alarm of a specified severity is generated.To", @@ -1370,7 +1248,7 @@ }, { "uri":"dws_01_0100.html", - "node_id":"en-us_topic_0000001707293837.xml", + "node_id":"en-us_topic_0000001924728852.xml", "product_code":"dws", "code":"73", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1379,9 +1257,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Event Notifications", @@ -1389,7 +1265,7 @@ }, { "uri":"dws_01_0099.html", - "node_id":"en-us_topic_0000001659054550.xml", + "node_id":"en-us_topic_0000001924728736.xml", "product_code":"dws", "code":"74", "des":"Events are records of changes in the user's cluster status. Events can be triggered by user operations (such as audit events), or may be caused by cluster service status ", @@ -1398,9 +1274,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Event Notifications Overview", @@ -1408,7 +1282,7 @@ }, { "uri":"dws_01_0101.html", - "node_id":"en-us_topic_0000001658895230.xml", + "node_id":"en-us_topic_0000001952008221.xml", "product_code":"dws", "code":"75", "des":"After subscribing to GaussDB(DWS) event notification, you will receive notifications by text message, email, or application when management, monitoring, or security event", @@ -1417,9 +1291,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Subscribing to Event Notifications", @@ -1427,7 +1299,7 @@ }, { "uri":"dws_01_0102.html", - "node_id":"en-us_topic_0000001707254601.xml", + "node_id":"en-us_topic_0000001951848317.xml", "product_code":"dws", "code":"76", "des":"This section describes how to search for events that occur in a cluster or snapshot.On the Events tab page, all events that occur in the clusters or snapshots are display", @@ -1436,9 +1308,7 @@ "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Viewing Events", @@ -1446,7 +1316,7 @@ }, { "uri":"dws_01_0132.html", - "node_id":"en-us_topic_0000001707293845.xml", + "node_id":"en-us_topic_0000001952008209.xml", "product_code":"dws", "code":"77", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1462,10 +1332,27 @@ "githuburl":"" }, { - "uri":"dws_01_0818.html", - "node_id":"en-us_topic_0000001659054554.xml", + "uri":"dws_01_01755.html", + "node_id":"en-us_topic_0000001951848301.xml", "product_code":"dws", "code":"78", + "des":"GaussDB(DWS) allows you to inspect the cluster before making any changes like scaling, changing specifications, or upgrading. Simply click Inspect on the relevant page, a", + "doc_type":"usermanual", + "kw":"Viewing Inspection Results,Specifications Change and Scaling,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Viewing Inspection Results", + "githuburl":"" + }, + { + "uri":"dws_01_0818.html", + "node_id":"en-us_topic_0000001952008065.xml", + "product_code":"dws", + "code":"79", "des":"On the Nodes tab page, you can view the node list of the current cluster, add new nodes to or remove nodes from it, and view the node usage, status, flavor, and AZ. To mo", "doc_type":"usermanual", "kw":"Managing Nodes,Specifications Change and Scaling,User Guide", @@ -1482,18 +1369,16 @@ }, { "uri":"dws_01_0910.html", - "node_id":"en-us_topic_0000001658895234.xml", + "node_id":"en-us_topic_0000001951848529.xml", "product_code":"dws", - "code":"79", + "code":"80", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Scaling Nodes", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Scaling Nodes", @@ -1501,10 +1386,10 @@ }, { "uri":"dws_01_0023.html", - "node_id":"en-us_topic_0000001707254605.xml", + "node_id":"en-us_topic_0000001924569256.xml", "product_code":"dws", - "code":"80", - "des":"When you need more compute and storage resources, add more nodes for cluster scale-out on the management console.After the data in a data warehouse is deleted, the occupi", + "code":"81", + "des":"When you need more compute and storage resources, add more nodes for cluster scale-out on the management console.When you scale out the standard data warehouse cluster, u", "doc_type":"usermanual", "kw":"Scaling Out a Cluster,Scaling Nodes,User Guide", "search_title":"", @@ -1520,18 +1405,16 @@ }, { "uri":"dws_01_0820.html", - "node_id":"en-us_topic_0000001707293853.xml", + "node_id":"en-us_topic_0000001951848533.xml", "product_code":"dws", - "code":"81", + "code":"82", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Cluster Redistribution", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Cluster Redistribution", @@ -1539,18 +1422,16 @@ }, { "uri":"dws_01_8201.html", - "node_id":"en-us_topic_0000001659054558.xml", + "node_id":"en-us_topic_0000001924728644.xml", "product_code":"dws", - "code":"82", + "code":"83", "des":"Data redistribution, where data in existing nodes is evenly allocated to the new nodes after you scale out a cluster, is a time-consuming yet crucial task that accelerate", "doc_type":"usermanual", "kw":"Redistributing Data,Cluster Redistribution,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Redistributing Data", @@ -1558,132 +1439,33 @@ }, { "uri":"dws_01_8202.html", - "node_id":"en-us_topic_0000001707254609.xml", + "node_id":"en-us_topic_0000001924728732.xml", "product_code":"dws", - "code":"83", + "code":"84", "des":"On the View Redistribution Details page, you can check the monitoring information, including the redistribution mode, redistribution progress, and table redistribution de", "doc_type":"usermanual", "kw":"Viewing Redistribution Details,Cluster Redistribution,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Viewing Redistribution Details", "githuburl":"" }, { - "uri":"dws_01_0821.html", - "node_id":"en-us_topic_0000001707293857.xml", - "product_code":"dws", - "code":"84", - "des":"You can scale in your clusters on the console to release unnecessary computing and storage resources provided by GaussDB(DWS).Before the scale-in, exit the client connect", - "doc_type":"usermanual", - "kw":"Scaling In a Cluster,Scaling Nodes,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Scaling In a Cluster", - "githuburl":"" - }, - { - "uri":"dws_01_0911.html", - "node_id":"en-us_topic_0000001659054562.xml", + "uri":"dws_01_0161.html", + "node_id":"en-us_topic_0000001952008289.xml", "product_code":"dws", "code":"85", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"Changing Specifications", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Changing Specifications", - "githuburl":"" - }, - { - "uri":"dws_01_0829.html", - "node_id":"en-us_topic_0000001658895246.xml", - "product_code":"dws", - "code":"86", - "des":"If you only need to cope with occasional service peaks or only increase computing capabilities, you are advised to modify cluster specifications instead of adding nodes. ", - "doc_type":"usermanual", - "kw":"Changing the Node Flavor,Changing Specifications,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Changing the Node Flavor", - "githuburl":"" - }, - { - "uri":"dws_01_0825.html", - "node_id":"en-us_topic_0000001707254617.xml", - "product_code":"dws", - "code":"87", - "des":"If you want to change your cluster topology or capacity but the Change node flavor option is grayed out, you can select Change all specifications to increase or decrease ", - "doc_type":"usermanual", - "kw":"Changing All Specifications,Changing Specifications,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Changing All Specifications", - "githuburl":"" - }, - { - "uri":"dws_01_0828.html", - "node_id":"en-us_topic_0000001707293865.xml", - "product_code":"dws", - "code":"88", - "des":"In conventional scaling, compute and storage resources are coupled. If a company scales out disks, it has to add unnecessary CPUs and memory at the same time. The scaling", - "doc_type":"usermanual", - "kw":"Disk Capacity Expansion of an EVS Cluster,Changing Specifications,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Disk Capacity Expansion of an EVS Cluster", - "githuburl":"" - }, - { - "uri":"dws_01_0161.html", - "node_id":"en-us_topic_0000001659054566.xml", - "product_code":"dws", - "code":"89", - "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "doc_type":"usermanual", "kw":"Backup and Disaster Recovery", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Backup and Disaster Recovery", @@ -1691,18 +1473,16 @@ }, { "uri":"dws_01_0800.html", - "node_id":"en-us_topic_0000001658895250.xml", + "node_id":"en-us_topic_0000001952008329.xml", "product_code":"dws", - "code":"90", + "code":"86", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Snapshots", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Snapshots", @@ -1710,18 +1490,16 @@ }, { "uri":"dws_01_0151.html", - "node_id":"en-us_topic_0000001707254621.xml", + "node_id":"en-us_topic_0000001924728720.xml", "product_code":"dws", - "code":"91", + "code":"87", "des":"A snapshot is a full or incremental backup of a GaussDB(DWS) cluster at a specific point in time. It records the current database data and cluster information, including ", "doc_type":"usermanual", "kw":"Overview,Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Overview", @@ -1729,18 +1507,16 @@ }, { "uri":"dws_01_0092.html", - "node_id":"en-us_topic_0000001707293869.xml", + "node_id":"en-us_topic_0000001924569448.xml", "product_code":"dws", - "code":"92", + "code":"88", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Manual Snapshots", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Manual Snapshots", @@ -1748,18 +1524,16 @@ }, { "uri":"dws_01_0028.html", - "node_id":"en-us_topic_0000001659054570.xml", + "node_id":"en-us_topic_0000001952008113.xml", "product_code":"dws", - "code":"93", + "code":"89", "des":"A cluster snapshot is a complete backup that records point-in-time configuration data and service data of a GaussDB(DWS) cluster. This section describes how to create a s", "doc_type":"usermanual", "kw":"Creating a Manual Snapshot,Manual Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Creating a Manual Snapshot", @@ -1767,18 +1541,16 @@ }, { "uri":"dws_01_0030.html", - "node_id":"en-us_topic_0000001707254633.xml", + "node_id":"en-us_topic_0000001951848345.xml", "product_code":"dws", - "code":"94", + "code":"90", "des":"On the Snapshot Management page of the GaussDB(DWS) management console, you can delete an unwanted snapshot in the Unavailable state or delete an available snapshot to re", "doc_type":"usermanual", "kw":"Deleting a Manual Snapshot,Manual Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Deleting a Manual Snapshot", @@ -1786,18 +1558,16 @@ }, { "uri":"dws_01_1013.html", - "node_id":"en-us_topic_0000001707293873.xml", + "node_id":"en-us_topic_0000001924728652.xml", "product_code":"dws", - "code":"95", + "code":"91", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Automated Snapshots", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Automated Snapshots", @@ -1805,18 +1575,16 @@ }, { "uri":"dws_01_10131.html", - "node_id":"en-us_topic_0000001659054574.xml", + "node_id":"en-us_topic_0000001924569484.xml", "product_code":"dws", - "code":"96", + "code":"92", "des":"Automated snapshots adopt differential incremental backups. The automated snapshot created for the first time is a full backup (base version), and then the system creates", "doc_type":"usermanual", "kw":"Automatic Snapshot Overview,Automated Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Automatic Snapshot Overview", @@ -1824,9 +1592,9 @@ }, { "uri":"dws_01_0089.html", - "node_id":"en-us_topic_0000001658895258.xml", + "node_id":"en-us_topic_0000001924728816.xml", "product_code":"dws", - "code":"97", + "code":"93", "des":"You can select a snapshot type and set one or more automated snapshot policies for a cluster. After an automated snapshot policy is enabled, the system automatically crea", "doc_type":"usermanual", "kw":"Configuring an Automated Snapshot Policy,Automated Snapshots,User Guide", @@ -1843,18 +1611,16 @@ }, { "uri":"dws_01_0085.html", - "node_id":"en-us_topic_0000001707254637.xml", + "node_id":"en-us_topic_0000001924728608.xml", "product_code":"dws", - "code":"98", + "code":"94", "des":"This section describes how to copy snapshots that are automatically created for long-term retention.All snapshots are displayed by default. You can copy the snapshots tha", "doc_type":"usermanual", "kw":"Copying Automated Snapshots,Automated Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Copying Automated Snapshots", @@ -1862,18 +1628,16 @@ }, { "uri":"dws_01_10134.html", - "node_id":"en-us_topic_0000001707293877.xml", + "node_id":"en-us_topic_0000001952008133.xml", "product_code":"dws", - "code":"99", + "code":"95", "des":"Only GaussDB(DWS) can delete automated snapshots; you cannot delete them manually.GaussDB(DWS) deletes an automated snapshot if:The retention period of the snapshot ends.", "doc_type":"usermanual", "kw":"Deleting an Automated Snapshot,Automated Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Deleting an Automated Snapshot", @@ -1881,10 +1645,10 @@ }, { "uri":"dws_01_0021.html", - "node_id":"en-us_topic_0000001658895266.xml", + "node_id":"en-us_topic_0000001952008213.xml", "product_code":"dws", - "code":"100", - "des":"This section describes how to view snapshot information on the Snapshots page.In the snapshot list, all snapshots are displayed by default. Click next to the snapshot na", + "code":"96", + "des":"This section describes how to view snapshot information on the Snapshots page.In the snapshot list, all snapshots are displayed by default.You can also enter a snapshot n", "doc_type":"usermanual", "kw":"Viewing Snapshot Information,Snapshots,User Guide", "search_title":"", @@ -1900,18 +1664,16 @@ }, { "uri":"dws_01_1015.html", - "node_id":"en-us_topic_0000001707254641.xml", + "node_id":"en-us_topic_0000001924728808.xml", "product_code":"dws", - "code":"101", + "code":"97", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Restoration Using a Snapshot", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Restoration Using a Snapshot", @@ -1919,18 +1681,16 @@ }, { "uri":"dws_01_1029.html", - "node_id":"en-us_topic_0000001707293881.xml", + "node_id":"en-us_topic_0000001952008237.xml", "product_code":"dws", - "code":"102", - "des":"Cluster-level restoration consists of two steps:Data restoration: The backup tool simultaneously restores data from the backup set to the data directory of each instance,", + "code":"98", + "des":"Cluster-level restoration consists of two steps:Data restoration: Restores data in the backup set to the data directory of each primary DN/CN instance in parallel.Rebuild", "doc_type":"usermanual", "kw":"Constraints on Restoring a Snapshot,Restoration Using a Snapshot,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Constraints on Restoring a Snapshot", @@ -1938,18 +1698,16 @@ }, { "uri":"dws_01_0029.html", - "node_id":"en-us_topic_0000001659054582.xml", + "node_id":"en-us_topic_0000001924728744.xml", "product_code":"dws", - "code":"103", + "code":"99", "des":"This section describes how to restore a snapshot to a new cluster when you want to check point-in-time snapshot data of the cluster.When a snapshot is restored to a new c", "doc_type":"usermanual", "kw":"Restoring a Snapshot to a New Cluster,Restoration Using a Snapshot,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Restoring a Snapshot to a New Cluster", @@ -1957,18 +1715,16 @@ }, { "uri":"dws_01_00097.html", - "node_id":"en-us_topic_0000001658895270.xml", + "node_id":"en-us_topic_0000001924728844.xml", "product_code":"dws", - "code":"104", + "code":"100", "des":"You can use a snapshot to restore data to the original cluster. This function is used when a cluster is faulty or data needs to be rolled back to a specified snapshot ver", "doc_type":"usermanual", "kw":"Restoring a Snapshot to the Original Cluster,Restoration Using a Snapshot,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Restoring a Snapshot to the Original Cluster", @@ -1976,18 +1732,16 @@ }, { "uri":"dws_01_1071.html", - "node_id":"en-us_topic_0000001658895274.xml", + "node_id":"en-us_topic_0000001924728768.xml", "product_code":"dws", - "code":"105", + "code":"101", "des":"You can configure the parameters for creating and restoring a snapshot.This feature applies only to clusters of 8.2.0 or later. (For clusters of versions earlier than 8.2", "doc_type":"usermanual", "kw":"Configuring a Snapshot,Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Configuring a Snapshot", @@ -1995,151 +1749,33 @@ }, { "uri":"dws_01_1019.html", - "node_id":"en-us_topic_0000001707254649.xml", + "node_id":"en-us_topic_0000001924728832.xml", "product_code":"dws", - "code":"106", + "code":"102", "des":"You can stop snapshot creation on the Snapshots page.This feature is supported only in version 8.1.3.200 and later.If the snapshot is ready to complete, the command for s", "doc_type":"usermanual", "kw":"Stopping Snapshot Creation,Snapshots,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Stopping Snapshot Creation", "githuburl":"" }, - { - "uri":"dws_01_0080.html", - "node_id":"en-us_topic_0000001707293889.xml", - "product_code":"dws", - "code":"107", - "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "doc_type":"usermanual", - "kw":"Cluster DR", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Cluster DR", - "githuburl":"" - }, - { - "uri":"dws_01_00081.html", - "node_id":"en-us_topic_0000001659054590.xml", - "product_code":"dws", - "code":"108", - "des":"A homogeneous GaussDB(DWS) disaster recovery (DR) cluster is deployed in the same region. If the production cluster fails to provide read and write services due to natura", - "doc_type":"usermanual", - "kw":"DR Overview,Cluster DR,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"DR Overview", - "githuburl":"" - }, - { - "uri":"dws_01_00082.html", - "node_id":"en-us_topic_0000001658895278.xml", - "product_code":"dws", - "code":"109", - "des":"PrerequisitesYou can create a DR task only when the cluster is in the Available or Unbalanced state.ProcedureType: Intra-region DRName: Enter 4 to 64 case-insensitive cha", - "doc_type":"usermanual", - "kw":"Creating a DR Task,Cluster DR,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Creating a DR Task", - "githuburl":"" - }, - { - "uri":"dws_01_00083.html", - "node_id":"en-us_topic_0000001707254653.xml", - "product_code":"dws", - "code":"110", - "des":"On the page that is displayed, view the following information:DR Information: You can view the DR ID, DR name, DR creation time, and DR status.Production Cluster Informat", - "doc_type":"usermanual", - "kw":"Viewing DR Information,Cluster DR,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Viewing DR Information", - "githuburl":"" - }, - { - "uri":"dws_01_00084.html", - "node_id":"en-us_topic_0000001707293893.xml", - "product_code":"dws", - "code":"111", - "des":"The DR status will change to Starting. The process will take some time. After the task is started, the DR status will change to Running.You can start a DR task that is in", - "doc_type":"usermanual", - "kw":"DR Management,Cluster DR,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"DR Management", - "githuburl":"" - }, - { - "uri":"dws_01_00085.html", - "node_id":"en-us_topic_0000001659054594.xml", - "product_code":"dws", - "code":"112", - "des":"After scale-out, the number of DNs in the production cluster must be the same as that in the DR cluster.", - "doc_type":"usermanual", - "kw":"Mutually Exclusive DR Cases,Cluster DR,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Mutually Exclusive DR Cases", - "githuburl":"" - }, { "uri":"dws_01_1160.html", - "node_id":"en-us_topic_0000001658895282.xml", + "node_id":"en-us_topic_0000001952008085.xml", "product_code":"dws", - "code":"113", + "code":"103", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Intelligent O&M", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Intelligent O&M", @@ -2147,9 +1783,9 @@ }, { "uri":"dws_01_1161.html", - "node_id":"en-us_topic_0000001707254657.xml", + "node_id":"en-us_topic_0000001924728864.xml", "product_code":"dws", - "code":"114", + "code":"104", "des":"GaussDB(DWS) provides the intelligent O&M feature to help users quickly and efficiently execute O&M tasks. Intelligent O&M selects a proper time window and concurrency to", "doc_type":"usermanual", "kw":"Overview,Intelligent O&M,User Guide", @@ -2166,12 +1802,12 @@ }, { "uri":"dws_01_1162.html", - "node_id":"en-us_topic_0000001707293897.xml", + "node_id":"en-us_topic_0000001951848537.xml", "product_code":"dws", - "code":"115", + "code":"105", "des":"This configuration takes effect for the VACUUM FULL O&M tasks of all user tables.The concurrency value range is 1 to 24. Configure it based on the remaining disk space an", "doc_type":"usermanual", - "kw":"O&M Plans,Intelligent O&M,User Guide", + "kw":"Managing O&M Plans,Intelligent O&M,User Guide", "search_title":"", "metedata":[ { @@ -2180,42 +1816,38 @@ "documenttype":"usermanual" } ], - "title":"O&M Plans", + "title":"Managing O&M Plans", "githuburl":"" }, { "uri":"dws_01_1163.html", - "node_id":"en-us_topic_0000001659054598.xml", + "node_id":"en-us_topic_0000001924569268.xml", "product_code":"dws", - "code":"116", - "des":"O&M Task: VacuumStatus: Waiting, Running, Completed, or Failed.ProgressRemaining Time WindowTime Window (UTC)Tables Being VacuumedTables to Be VacuumedVacuumed TablesFail", + "code":"106", + "des":"O&M Task: VacuumStatus: Waiting, Running, Completed, or Failed.ProgressRemaining Time WindowTime Window (Local Time)Tables Being VacuumedTables to Be VacuumedVacuumed Tab", "doc_type":"usermanual", - "kw":"O&M Status,Intelligent O&M,User Guide", + "kw":"Viewing O&M Tasks,Intelligent O&M,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], - "title":"O&M Status", + "title":"Viewing O&M Tasks", "githuburl":"" }, { "uri":"dws_01_0600.html", - "node_id":"en-us_topic_0000001658895286.xml", + "node_id":"en-us_topic_0000001924728764.xml", "product_code":"dws", - "code":"117", + "code":"107", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Cluster Management", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Cluster Management", @@ -2223,10 +1855,10 @@ }, { "uri":"dws_01_0152.html", - "node_id":"en-us_topic_0000001707254661.xml", + "node_id":"en-us_topic_0000001952008165.xml", "product_code":"dws", - "code":"118", - "des":"After a cluster is created, you can modify the cluster's database parameters as required. On the GaussDB(DWS) management console, you can configure common database parame", + "code":"108", + "des":"After a cluster is created, you can modify the cluster's database parameters as required. On the GaussDB(DWS) console, you can configure common database parameters. For d", "doc_type":"usermanual", "kw":"Modifying Database Parameters,Cluster Management,User Guide", "search_title":"", @@ -2242,10 +1874,10 @@ }, { "uri":"dws_01_0020.html", - "node_id":"en-us_topic_0000001707293901.xml", + "node_id":"en-us_topic_0000001951848341.xml", "product_code":"dws", - "code":"119", - "des":"On the Clusters > Dedicated Clusters page of the GaussDB(DWS) management console, you can view the general information about a cluster in the cluster list, such as the cl", + "code":"109", + "des":"On the Clusters > Dedicated Clusters page of the GaussDB(DWS) console, you can view the general information about a cluster in the cluster list, such as the cluster statu", "doc_type":"usermanual", "kw":"Checking the Cluster Status,Cluster Management,User Guide", "search_title":"", @@ -2261,10 +1893,10 @@ }, { "uri":"dws_01_0112.html", - "node_id":"en-us_topic_0000001659054602.xml", + "node_id":"en-us_topic_0000001952008205.xml", "product_code":"dws", - "code":"120", - "des":"Log in to the GaussDB(DWS) management console. In the navigation tree on the left, click Clusters > Dedicated Clusters. In the cluster list, locate the required cluster a", + "code":"110", + "des":"Log in to the GaussDB(DWS) console. In the navigation tree on the left, click Clusters > Dedicated Clusters. In the cluster list, locate the required cluster and click it", "doc_type":"usermanual", "kw":"Viewing Cluster Details,Cluster Management,User Guide", "search_title":"", @@ -2279,19 +1911,34 @@ "githuburl":"" }, { - "uri":"dws_01_0140.html", - "node_id":"en-us_topic_0000001707254665.xml", + "uri":"dws_01_7165.html", + "node_id":"en-us_topic_0000001952008321.xml", "product_code":"dws", - "code":"121", + "code":"111", + "des":"After a GaussDB(DWS) cluster is created, you can change the cluster name as required.After the cluster name is changed, the names of all nodes in the current cluster are ", + "doc_type":"usermanual", + "kw":"Changing a Cluster Name,Cluster Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Changing a Cluster Name", + "githuburl":"" + }, + { + "uri":"dws_01_0140.html", + "node_id":"en-us_topic_0000001952008089.xml", + "product_code":"dws", + "code":"112", "des":"A domain name is a string of characters separated by dots to identify the location of a computer or a computer group on the Internet, for example, www.example.com. You ca", "doc_type":"usermanual", "kw":"Managing Access Domain Names,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Access Domain Names", @@ -2299,9 +1946,9 @@ }, { "uri":"dws_01_0159.html", - "node_id":"en-us_topic_0000001707293905.xml", + "node_id":"en-us_topic_0000001924728676.xml", "product_code":"dws", - "code":"122", + "code":"113", "des":"A topology shows all the nodes in a cluster. You can check the node statuses, processes, and IP addresses.You can check the topology structure and node processes.Only clu", "doc_type":"usermanual", "kw":"Cluster Topology,Cluster Management,User Guide", @@ -2318,18 +1965,16 @@ }, { "uri":"dws_01_0103.html", - "node_id":"en-us_topic_0000001659054606.xml", + "node_id":"en-us_topic_0000001924569480.xml", "product_code":"dws", - "code":"123", + "code":"114", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Managing Tags", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Tags", @@ -2337,18 +1982,16 @@ }, { "uri":"dws_01_0104.html", - "node_id":"en-us_topic_0000001658895294.xml", + "node_id":"en-us_topic_0000001952008141.xml", "product_code":"dws", - "code":"124", + "code":"115", "des":"A tag is a key-value pair customized by users and used to identify cloud resources. It helps users to classify and search for cloud resources.Tags are composed of key-val", "doc_type":"usermanual", "kw":"Overview,Managing Tags,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Overview", @@ -2356,37 +1999,33 @@ }, { "uri":"dws_01_0105.html", - "node_id":"en-us_topic_0000001707254669.xml", + "node_id":"en-us_topic_0000001924569400.xml", "product_code":"dws", - "code":"125", - "des":"This section describes how to search for clusters based on tags and how to add, modify, and delete tags.You can quickly locate a tagged cluster using tags.You can only en", + "code":"116", + "des":"This section describes how to search for clusters based on tags and how to add, modify, and delete tags.You can quickly locate a tagged cluster using tags.Search by tag s", "doc_type":"usermanual", - "kw":"Tag Management,Managing Tags,User Guide", + "kw":"Managing Tags,Managing Tags,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], - "title":"Tag Management", + "title":"Managing Tags", "githuburl":"" }, { "uri":"dws_01_0113.html", - "node_id":"en-us_topic_0000001707293909.xml", + "node_id":"en-us_topic_0000001924728804.xml", "product_code":"dws", - "code":"126", + "code":"117", "des":"An enterprise project is a cloud resource management mode. Enterprise Management provides users with comprehensive management in cloud-based resources, personnel, and per", "doc_type":"usermanual", "kw":"Managing Enterprise Projects,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Enterprise Projects", @@ -2394,18 +2033,16 @@ }, { "uri":"dws_01_0073.html", - "node_id":"en-us_topic_0000001659054610.xml", + "node_id":"en-us_topic_0000001924569212.xml", "product_code":"dws", - "code":"127", - "des":"If a cluster fails to be created, you can go to the Clusters > Dedicated Clusters page of the GaussDB(DWS) management console to view the cluster status and the cause of ", + "code":"118", + "des":"If a cluster fails to be created, you can go to the Clusters > Dedicated Clusters page of the GaussDB(DWS) console to view the cluster status and the cause of failure.You", "doc_type":"usermanual", "kw":"Managing Clusters That Fail to Be Created,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Clusters That Fail to Be Created", @@ -2413,18 +2050,16 @@ }, { "uri":"dws_01_0035.html", - "node_id":"en-us_topic_0000001658895298.xml", + "node_id":"en-us_topic_0000001952008073.xml", "product_code":"dws", - "code":"128", + "code":"119", "des":"A cluster in read-only status does not allow write operations. You can remove this status on the management console. A cluster becomes read-only probably because of high ", "doc_type":"usermanual", "kw":"Removing the Read-only Status,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Removing the Read-only Status", @@ -2432,18 +2067,16 @@ }, { "uri":"dws_01_8115.html", - "node_id":"en-us_topic_0000001707254673.xml", + "node_id":"en-us_topic_0000001952008277.xml", "product_code":"dws", - "code":"129", + "code":"120", "des":"In the Unbalanced state, the number of primary instances on some nodes increases. As a result, the load pressure is high. In this case, the cluster is normal, but the ove", "doc_type":"usermanual", "kw":"Performing a Primary/Standby Switchback,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Performing a Primary/Standby Switchback", @@ -2451,12 +2084,12 @@ }, { "uri":"dws_01_0024.html", - "node_id":"en-us_topic_0000001707293913.xml", + "node_id":"en-us_topic_0000001952008273.xml", "product_code":"dws", - "code":"130", + "code":"121", "des":"If a cluster is in the Unbalanced state or cannot work properly, you may need to restart it for restoration. After modifying a cluster's configurations, such as security ", "doc_type":"usermanual", - "kw":"Cluster Restart,Cluster Management,User Guide", + "kw":"Starting and Stopping a Cluster,Cluster Management,User Guide", "search_title":"", "metedata":[ { @@ -2465,23 +2098,21 @@ "documenttype":"usermanual" } ], - "title":"Cluster Restart", + "title":"Starting and Stopping a Cluster", "githuburl":"" }, { "uri":"dws_01_0026.html", - "node_id":"en-us_topic_0000001659054614.xml", + "node_id":"en-us_topic_0000001924569248.xml", "product_code":"dws", - "code":"131", + "code":"122", "des":"GaussDB(DWS) allows you to reset the password of the database administrator. If a database administrator forgets their password or the account is locked because the numbe", "doc_type":"usermanual", "kw":"Resetting a Password,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Resetting a Password", @@ -2489,10 +2120,10 @@ }, { "uri":"dws_01_0008.html", - "node_id":"en-us_topic_0000001658895302.xml", + "node_id":"en-us_topic_0000001924569420.xml", "product_code":"dws", - "code":"132", - "des":"By default, you do not need to manually upgrade a GaussDB(DWS) cluster. To upgrade a cluster on the console, see Delivering a Cluster Upgrade Task on the Console.GaussDB(", + "code":"123", + "des":"GaussDB(DWS) allows users to upgrade clusters on the console. For details, see Upgrading a Cluster.During cluster O&M operations, GaussDB(DWS) will send SMS notifications", "doc_type":"usermanual", "kw":"Cluster Upgrade,Cluster Management,User Guide", "search_title":"", @@ -2508,18 +2139,16 @@ }, { "uri":"dws_01_0822.html", - "node_id":"en-us_topic_0000001707254677.xml", + "node_id":"en-us_topic_0000001952008061.xml", "product_code":"dws", - "code":"133", - "des":"If the private IP address or EIP of a CN is used to connect to a cluster, the failure of this CN will lead to cluster connection failure. If a private or public domain na", + "code":"124", + "des":"If the private IP address or EIP of a CN is used to connect to a cluster, the failure of this CN will lead to cluster connection failure. If a private domain name is used", "doc_type":"usermanual", "kw":"Associating and Disassociating ELB,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Associating and Disassociating ELB", @@ -2527,18 +2156,16 @@ }, { "uri":"dws_01_7115.html", - "node_id":"en-us_topic_0000001707293917.xml", + "node_id":"en-us_topic_0000001924728772.xml", "product_code":"dws", - "code":"134", + "code":"125", "des":"After a cluster is created, the number of required CNs varies with service requirements. The CN management function enables you to adjust the number of CNs in the cluster", "doc_type":"usermanual", "kw":"Managing CNs,Cluster Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing CNs", @@ -2546,18 +2173,16 @@ }, { "uri":"dws_01_01111.html", - "node_id":"en-us_topic_0000001707293933.xml", + "node_id":"en-us_topic_0000001952008005.xml", "product_code":"dws", - "code":"135", - "des":"Cluster logs are collected and sent to Log Tank Service (LTS). You can check or dump the collected cluster logs on LTS.Currently, the following log types are supported:CN", + "code":"126", + "des":"Cluster logs are collected and sent to Log Tank Service (LTS). You can check or dump the collected cluster logs on LTS.The following log types are supported: CN logs, DN ", "doc_type":"usermanual", "kw":"Cluster Log Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Cluster Log Management", @@ -2565,18 +2190,16 @@ }, { "uri":"dws_01_01112.html", - "node_id":"en-us_topic_0000001658988150.xml", + "node_id":"en-us_topic_0000001952008285.xml", "product_code":"dws", - "code":"136", + "code":"127", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Database User Management", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Database User Management", @@ -2584,9 +2207,9 @@ }, { "uri":"dws_01_01113.html", - "node_id":"en-us_topic_0000001658828846.xml", + "node_id":"en-us_topic_0000001951848497.xml", "product_code":"dws", - "code":"137", + "code":"128", "des":"GaussDB(DWS) allows you to manage database users on the console. You can create, delete, and update database users and manage their permissions on the console.If the curr", "doc_type":"usermanual", "kw":"Managing Users,Database User Management,User Guide", @@ -2603,10 +2226,10 @@ }, { "uri":"dws_01_01114.html", - "node_id":"en-us_topic_0000001707107473.xml", + "node_id":"en-us_topic_0000001924569204.xml", "product_code":"dws", - "code":"138", - "des":"Role Name: A username must start with a letter and can contain letters, numbers, and underscores (_). The length cannot exceed 63 characters.Expires: Set the expiration t", + "code":"129", + "des":"Click Add to add a permission configuration. Select the database object type and the corresponding objects. Then, select permissions. For details about permission definit", "doc_type":"usermanual", "kw":"Managing Roles,Database User Management,User Guide", "search_title":"", @@ -2622,18 +2245,16 @@ }, { "uri":"dws_01_0119.html", - "node_id":"en-us_topic_0000001659054634.xml", + "node_id":"en-us_topic_0000001924569404.xml", "product_code":"dws", - "code":"139", + "code":"130", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Audit Logs", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Audit Logs", @@ -2641,18 +2262,16 @@ }, { "uri":"dws_01_1911.html", - "node_id":"en-us_topic_0000001658895322.xml", + "node_id":"en-us_topic_0000001924569240.xml", "product_code":"dws", - "code":"140", + "code":"131", "des":"GaussDB(DWS) provides management console audit logs and database audit logs for users to query service logs, analyze problems, and learn product security and performance ", "doc_type":"usermanual", "kw":"Audit Log Overview,Audit Logs,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Audit Log Overview", @@ -2660,18 +2279,16 @@ }, { "uri":"dws_01_0118.html", - "node_id":"en-us_topic_0000001707254697.xml", + "node_id":"en-us_topic_0000001951848581.xml", "product_code":"dws", - "code":"141", + "code":"132", "des":"A tracker will be automatically created after CTS is enabled. All traces recorded by CTS are associated with a tracker. Currently, only one tracker can be created for eac", "doc_type":"usermanual", "kw":"Management Console Audit Logs,Audit Logs,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Management Console Audit Logs", @@ -2679,18 +2296,16 @@ }, { "uri":"dws_01_0184.html", - "node_id":"en-us_topic_0000001707293937.xml", + "node_id":"en-us_topic_0000001924728728.xml", "product_code":"dws", - "code":"142", + "code":"133", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Database Audit Logs", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Database Audit Logs", @@ -2698,9 +2313,9 @@ }, { "uri":"dws_01_0075.html", - "node_id":"en-us_topic_0000001659054638.xml", + "node_id":"en-us_topic_0000001924569232.xml", "product_code":"dws", - "code":"143", + "code":"134", "des":"Database audit logs are configured on the Security Settings page. You can change security settings only when the cluster status is Available and Unbalanced, and Task Info", "doc_type":"usermanual", "kw":"Configuring the Database Audit Logs,Database Audit Logs,User Guide", @@ -2717,18 +2332,16 @@ }, { "uri":"dws_01_0142.html", - "node_id":"en-us_topic_0000001658895326.xml", + "node_id":"en-us_topic_0000001952008045.xml", "product_code":"dws", - "code":"144", + "code":"135", "des":"GaussDB(DWS) records information (audit logs) about connections and user activities in your database. The audit logs help you monitor the database to ensure security, rec", "doc_type":"usermanual", "kw":"Dumping the Database Audit Logs,Database Audit Logs,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Dumping the Database Audit Logs", @@ -2736,18 +2349,16 @@ }, { "uri":"dws_01_0183.html", - "node_id":"en-us_topic_0000001707254701.xml", + "node_id":"en-us_topic_0000001951848337.xml", "product_code":"dws", - "code":"145", + "code":"136", "des":"The audit function has been enabled by setting audit_enabled. The default value of audit_enabled is ON. To disable audit, set it to OFF by referring to Modifying Database", "doc_type":"usermanual", "kw":"Viewing Database Audit Logs,Database Audit Logs,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Viewing Database Audit Logs", @@ -2755,18 +2366,16 @@ }, { "uri":"dws_01_0700.html", - "node_id":"en-us_topic_0000001659054642.xml", + "node_id":"en-us_topic_0000001924569284.xml", "product_code":"dws", - "code":"146", + "code":"137", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Cluster Security Management", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Cluster Security Management", @@ -2774,37 +2383,33 @@ }, { "uri":"dws_01_0074.html", - "node_id":"en-us_topic_0000001658895330.xml", + "node_id":"en-us_topic_0000001951848369.xml", "product_code":"dws", - "code":"147", + "code":"138", "des":"By default, the administrator specified when you create a GaussDB(DWS) cluster is the database system administrator. The administrator can create other users and view the", "doc_type":"usermanual", - "kw":"Configuring Separation of Permissions,Cluster Security Management,User Guide", + "kw":"Configuring Separation of Duties for the GaussDB(DWS) Cluster,Cluster Security Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], - "title":"Configuring Separation of Permissions", + "title":"Configuring Separation of Duties for the GaussDB(DWS) Cluster", "githuburl":"" }, { "uri":"dws_01_0145.html", - "node_id":"en-us_topic_0000001658895334.xml", + "node_id":"en-us_topic_0000001952008317.xml", "product_code":"dws", - "code":"148", + "code":"139", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Permissions", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Permissions", @@ -2812,18 +2417,16 @@ }, { "uri":"dws_01_0149.html", - "node_id":"en-us_topic_0000001659054650.xml", + "node_id":"en-us_topic_0000001952008313.xml", "product_code":"dws", - "code":"149", + "code":"140", "des":"In actual services, you may need to grant different operation permissions on resources to users of different roles. The IAM service provides fine-grained access control. ", "doc_type":"usermanual", "kw":"Syntax of Fine-Grained Permissions Policies,Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Syntax of Fine-Grained Permissions Policies", @@ -2831,18 +2434,16 @@ }, { "uri":"dws_01_0150.html", - "node_id":"en-us_topic_0000001658895338.xml", + "node_id":"en-us_topic_0000001952008333.xml", "product_code":"dws", - "code":"150", + "code":"141", "des":"An RBAC policy consists of a Version, a Statement, and Depends.When selecting a policy for a user group, click below the policy to view the details of the policy. The DW", "doc_type":"usermanual", "kw":"RBAC Syntax of RBAC Policies,Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"RBAC Syntax of RBAC Policies", @@ -2850,18 +2451,16 @@ }, { "uri":"dws_01_0723.html", - "node_id":"en-us_topic_0000001707254717.xml", + "node_id":"en-us_topic_0000001952008325.xml", "product_code":"dws", - "code":"151", + "code":"142", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Resource Management", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Resource Management", @@ -2869,9 +2468,9 @@ }, { "uri":"dws_01_1510.html", - "node_id":"en-us_topic_0000001707293957.xml", + "node_id":"en-us_topic_0000001951848373.xml", "product_code":"dws", - "code":"152", + "code":"143", "des":"The system resources (CPU, memory, I/O, and storage resources) of a database are limited. When multiple types of services (such as data loading, batch analysis, and real-", "doc_type":"usermanual", "kw":"Overview,Resource Management,User Guide", @@ -2887,19 +2486,17 @@ "githuburl":"" }, { - "uri":"dws_01_0729.html", - "node_id":"en-us_topic_0000001659054658.xml", + "uri":"dws_01_07231.html", + "node_id":"en-us_topic_0000001951848417.xml", "product_code":"dws", - "code":"153", + "code":"144", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Resource Pool", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Resource Pool", @@ -2907,56 +2504,33 @@ }, { "uri":"dws_01_1512.html", - "node_id":"en-us_topic_0000001658895346.xml", + "node_id":"en-us_topic_0000001951848485.xml", "product_code":"dws", - "code":"154", + "code":"145", "des":"GaussDB(DWS) resource pools provide concurrency management, memory management, CPU management, and exception rules.Concurrency represents the maximum number of concurrent", "doc_type":"usermanual", "kw":"Feature Description,Resource Pool,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Feature Description", "githuburl":"" }, - { - "uri":"dws_01_07231.html", - "node_id":"en-us_topic_0000001707254721.xml", - "product_code":"dws", - "code":"155", - "des":"On the resource management page, you can modify global resource management configurations; add, create, and modify resource queues; add database users to a resource pool;", - "doc_type":"usermanual", - "kw":"Page Overview,Resource Pool,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Page Overview", - "githuburl":"" - }, { "uri":"dws_01_07233.html", - "node_id":"en-us_topic_0000001707293961.xml", + "node_id":"en-us_topic_0000001924728788.xml", "product_code":"dws", - "code":"156", - "des":"Up to 63 resource pools can be created.The CPU usage limit is supported only by clusters of version 8.1.3 or later.", + "code":"146", + "des":"Up to 63 resource pools can be created.", "doc_type":"usermanual", "kw":"Creating a Resource Pool,Resource Pool,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Creating a Resource Pool", @@ -2964,18 +2538,16 @@ }, { "uri":"dws_01_07234.html", - "node_id":"en-us_topic_0000001659054662.xml", + "node_id":"en-us_topic_0000001951848321.xml", "product_code":"dws", - "code":"157", + "code":"147", "des":"You can modify the parameters of a resource pool on the resource management page.Click Edit on the right and modify the parameters according to Table 1.Resource pool para", "doc_type":"usermanual", "kw":"Modifying a Resource Pool,Resource Pool,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Modifying a Resource Pool", @@ -2983,37 +2555,33 @@ }, { "uri":"dws_01_07239.html", - "node_id":"en-us_topic_0000001658895350.xml", + "node_id":"en-us_topic_0000001924569376.xml", "product_code":"dws", - "code":"158", + "code":"148", "des":"After a resource pool is deleted, the users (if any) associated with this pool will be associated with the default resource pool instead.", "doc_type":"usermanual", "kw":"Deleting a Resource Pool,Resource Pool,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Deleting a Resource Pool", "githuburl":"" }, { - "uri":"dws_01_1511.html", - "node_id":"en-us_topic_0000001707254725.xml", + "uri":"dws_01_72365.html", + "node_id":"en-us_topic_0000001924569504.xml", "product_code":"dws", - "code":"159", + "code":"149", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Resource Management Plan", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Resource Management Plan", @@ -3021,18 +2589,16 @@ }, { "uri":"dws_01_72362.html", - "node_id":"en-us_topic_0000001707293965.xml", + "node_id":"en-us_topic_0000001952008341.xml", "product_code":"dws", - "code":"160", + "code":"150", "des":"The resource management plan is an advanced resource management feature provided by GaussDB(DWS). You can create a resource management plan, add multiple stages to the pl", "doc_type":"usermanual", "kw":"Managing Resource Management Plans,Resource Management Plan,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Resource Management Plans", @@ -3040,75 +2606,67 @@ }, { "uri":"dws_01_72363.html", - "node_id":"en-us_topic_0000001659054666.xml", + "node_id":"en-us_topic_0000001951848433.xml", "product_code":"dws", - "code":"161", + "code":"151", "des":"The following conditions must be met when you add or modify a resource management plan:The total CPU share of all resource pools does not exceed 99%.The total CPU limit o", "doc_type":"usermanual", "kw":"Managing Resource Management Plan Stages,Resource Management Plan,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Resource Management Plan Stages", "githuburl":"" }, - { - "uri":"dws_01_72365.html", - "node_id":"en-us_topic_0000001658895354.xml", - "product_code":"dws", - "code":"162", - "des":"Configurations cannot be imported to a running resource management plan.Ensure there is a resource pool before import.", - "doc_type":"usermanual", - "kw":"Importing or Exporting a Resource Management Plan,Resource Management Plan,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Importing or Exporting a Resource Management Plan", - "githuburl":"" - }, { "uri":"dws_01_72366.html", - "node_id":"en-us_topic_0000001707254729.xml", + "node_id":"en-us_topic_0000001924569512.xml", "product_code":"dws", - "code":"163", + "code":"152", "des":"Your cluster may run out of space if disk usage is not controlled, resulting in cluster exceptions and service interruption. Once disks are full, it takes long and huge e", "doc_type":"usermanual", "kw":"Workspace Management,Resource Management,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Workspace Management", "githuburl":"" }, { - "uri":"dws_01_1601.html", - "node_id":"en-us_topic_0000001707293969.xml", + "uri":"dws_01_72367.html", + "node_id":"en-us_topic_0000001924569344.xml", "product_code":"dws", - "code":"164", + "code":"153", + "des":"Some complex statements may consume a large number of resources for computing, leading to performance deterioration of the entire GaussDB(DWS) database. To maintain syste", + "doc_type":"usermanual", + "kw":"Exception Rules,Resource Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Exception Rules", + "githuburl":"" + }, + { + "uri":"dws_01_1601.html", + "node_id":"en-us_topic_0000001924569380.xml", + "product_code":"dws", + "code":"154", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Data Source Management", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Data Source Management", @@ -3116,18 +2674,16 @@ }, { "uri":"dws_01_0057.html", - "node_id":"en-us_topic_0000001659054670.xml", + "node_id":"en-us_topic_0000001924728740.xml", "product_code":"dws", - "code":"165", + "code":"155", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"MRS Data Sources", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"MRS Data Sources", @@ -3135,18 +2691,16 @@ }, { "uri":"dws_01_0055.html", - "node_id":"en-us_topic_0000001658895358.xml", + "node_id":"en-us_topic_0000001951848325.xml", "product_code":"dws", - "code":"166", + "code":"156", "des":"MRS is a big data cluster running based on the open-source Hadoop ecosystem. It provides the industry's latest cutting-edge storage and analysis capabilities of massive v", "doc_type":"usermanual", "kw":"MRS Data Source Usage Overview,MRS Data Sources,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"MRS Data Source Usage Overview", @@ -3154,18 +2708,16 @@ }, { "uri":"dws_01_0059.html", - "node_id":"en-us_topic_0000001707254733.xml", + "node_id":"en-us_topic_0000001951848305.xml", "product_code":"dws", - "code":"167", + "code":"157", "des":"Before GaussDB(DWS) reads data from MRS HDFS, you need to create an MRS data source connection that functions as a channel of transporting data warehouse cluster data and", "doc_type":"usermanual", "kw":"Creating an MRS Data Source Connection,MRS Data Sources,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Creating an MRS Data Source Connection", @@ -3173,37 +2725,50 @@ }, { "uri":"dws_01_0156.html", - "node_id":"en-us_topic_0000001707293973.xml", + "node_id":"en-us_topic_0000001951848285.xml", "product_code":"dws", - "code":"168", + "code":"158", "des":"For MRS, if the following parameter configurations of the HDFS cluster change, data may fail to be imported to the data warehouse cluster from the HDFS cluster. Before im", "doc_type":"usermanual", "kw":"Updating the MRS Data Source Configuration,MRS Data Sources,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Updating the MRS Data Source Configuration", "githuburl":"" }, { - "uri":"dws_01_0724.html", - "node_id":"en-us_topic_0000001707254737.xml", + "uri":"dws_01_1602.html", + "node_id":"en-us_topic_0000001951848469.xml", "product_code":"dws", - "code":"169", + "code":"159", + "des":"GaussDB(DWS) allows you to access data on OBS by using an agency. You can create a GaussDB(DWS) agency, grant the OBS OperateAccess or OBS Administrator permission to the", + "doc_type":"usermanual", + "kw":"Managing OBS Data Sources,Data Source Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Managing OBS Data Sources", + "githuburl":"" + }, + { + "uri":"dws_01_0724.html", + "node_id":"en-us_topic_0000001924569460.xml", + "product_code":"dws", + "code":"160", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Managing Logical Clusters", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Managing Logical Clusters", @@ -3211,9 +2776,9 @@ }, { "uri":"dws_01_7241.html", - "node_id":"en-us_topic_0000001707293977.xml", + "node_id":"en-us_topic_0000001924728820.xml", "product_code":"dws", - "code":"170", + "code":"161", "des":"A physical cluster can be divided into Node Groups, which are logical clusters. All physical nodes in a physical cluster are divided into multiple logical clusters. A log", "doc_type":"usermanual", "kw":"Logical Cluster Overview,Managing Logical Clusters,User Guide", @@ -3230,31 +2795,29 @@ }, { "uri":"dws_01_7242.html", - "node_id":"en-us_topic_0000001659054678.xml", + "node_id":"en-us_topic_0000001952008097.xml", "product_code":"dws", - "code":"171", - "des":"If you access the Logical Clusters page for the first time, the metadata of the logical cluster created at the backend is synchronized to the frontend. After the synchron", + "code":"162", + "des":"PrecautionsIf you access the Logical Clusters page for the first time, the metadata of the logical cluster created at the backend is synchronized to the frontend. After t", "doc_type":"usermanual", - "kw":"Adding Logical Clusters,Managing Logical Clusters,User Guide", + "kw":"Adding/Deleting a Logical Cluster,Managing Logical Clusters,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], - "title":"Adding Logical Clusters", + "title":"Adding/Deleting a Logical Cluster", "githuburl":"" }, { "uri":"dws_01_7243.html", - "node_id":"en-us_topic_0000001658895366.xml", + "node_id":"en-us_topic_0000001924728876.xml", "product_code":"dws", - "code":"172", - "des":"Nodes are added to or removed from a logical cluster by ring.At least one ring must be reserved in a logical cluster.The ring removed from the logical cluster will be add", + "code":"163", + "des":"PrecautionsNodes are added to or removed from a logical cluster by ring.At least one ring must be reserved in a logical cluster.The ring removed from the logical cluster ", "doc_type":"usermanual", - "kw":"Editing Logical Clusters,Managing Logical Clusters,User Guide", + "kw":"Managing Logical Clusters,Managing Logical Clusters,User Guide", "search_title":"", "metedata":[ { @@ -3263,99 +2826,21 @@ "documenttype":"usermanual" } ], - "title":"Editing Logical Clusters", - "githuburl":"" - }, - { - "uri":"dws_01_7249.html", - "node_id":"en-us_topic_0000001707254741.xml", - "product_code":"dws", - "code":"173", - "des":"The original resource pool configuration is cleared when the cluster is converted from physical to logical. You have to add the resource pool again if you want to configu", - "doc_type":"usermanual", - "kw":"Managing Resources (in a Logical Cluster),Managing Logical Clusters,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Managing Resources (in a Logical Cluster)", - "githuburl":"" - }, - { - "uri":"dws_01_7245.html", - "node_id":"en-us_topic_0000001659054682.xml", - "product_code":"dws", - "code":"174", - "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "doc_type":"usermanual", - "kw":"Restarting Logical Clusters,Managing Logical Clusters,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Restarting Logical Clusters", - "githuburl":"" - }, - { - "uri":"dws_01_7246.html", - "node_id":"en-us_topic_0000001658895370.xml", - "product_code":"dws", - "code":"175", - "des":"Logical clusters of version 8.1.3 and later support online scale-out.Before a scale-out, you need to enable the logical cluster mode and add a logical cluster.After scali", - "doc_type":"usermanual", - "kw":"Scaling Out Logical Clusters,Managing Logical Clusters,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Scaling Out Logical Clusters", - "githuburl":"" - }, - { - "uri":"dws_01_7244.html", - "node_id":"en-us_topic_0000001707254745.xml", - "product_code":"dws", - "code":"176", - "des":"The first added logical cluster cannot be deleted.Nodes of the deleted logical cluster are added to the elastic cluster.", - "doc_type":"usermanual", - "kw":"Deleting Logical Clusters,Managing Logical Clusters,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" - } - ], - "title":"Deleting Logical Clusters", + "title":"Managing Logical Clusters", "githuburl":"" }, { "uri":"dws_01_7251.html", - "node_id":"en-us_topic_0000001707293985.xml", + "node_id":"en-us_topic_0000001924728592.xml", "product_code":"dws", - "code":"177", + "code":"164", "des":"A large database cluster usually contains a large amount of data put in different tables. With the resource management feature, you can create resource pools to isolate t", "doc_type":"usermanual", "kw":"Tutorial: Converting a Physical Cluster That Contains Data into a Logical Cluster,Managing Logical C", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Tutorial: Converting a Physical Cluster That Contains Data into a Logical Cluster", @@ -3363,18 +2848,16 @@ }, { "uri":"dws_01_7252.html", - "node_id":"en-us_topic_0000001659054686.xml", + "node_id":"en-us_topic_0000001951848349.xml", "product_code":"dws", - "code":"178", + "code":"165", "des":"This section describes how to divide a new six-node physical cluster (having no service data) into two logical clusters. If your physical cluster already has service data", "doc_type":"usermanual", "kw":"Tutorial: Dividing a New Physical Cluster into Logical Clusters,Managing Logical Clusters,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "opensource":"true", - "documenttype":"usermanual" + } ], "title":"Tutorial: Dividing a New Physical Cluster into Logical Clusters", @@ -3382,18 +2865,16 @@ }, { "uri":"dws_03_0061.html", - "node_id":"en-us_topic_0000001698783677.xml", + "node_id":"en-us_topic_0000001924569500.xml", "product_code":"dws", - "code":"179", + "code":"166", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"FAQs", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"usermanual", - "opensource":"true" + } ], "title":"FAQs", @@ -3403,187 +2884,133 @@ "uri":"dws_03_0001.html", "node_id":"en-us_topic_0000001330808732.xml", "product_code":"dws", - "code":"180", + "code":"167", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"General Problems", + "kw":"Product Consulting", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"General Problems", - "githuburl":"" - }, - { - "uri":"dws_03_0003.html", - "node_id":"en-us_topic_0000001330648756.xml", - "product_code":"dws", - "code":"181", - "des":"Large amounts of data (orders, inventories, materials, and payments) are being generated in enterprises' business operation systems and transactional databases everyday.D", - "doc_type":"usermanual", - "kw":"Why Do I Need to Use a Data Warehouse?,General Problems,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Why Do I Need to Use a Data Warehouse?", + "title":"Product Consulting", "githuburl":"" }, { "uri":"dws_03_0009.html", "node_id":"en-us_topic_0000001381728549.xml", "product_code":"dws", - "code":"182", + "code":"168", "des":"Both allow you to run conventional relational databases on the cloud and transfer database management loads. RDS databases are useful for OLTP, reporting, and analysis, b", "doc_type":"usermanual", - "kw":"Should I Choose Public Cloud GaussDB(DWS) or RDS?,General Problems,User Guide", + "kw":"Should I Choose Public Cloud GaussDB(DWS) or RDS?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Should I Choose Public Cloud GaussDB(DWS) or RDS?", "githuburl":"" }, { - "uri":"dws_03_0067.html", - "node_id":"en-us_topic_0000001381609377.xml", + "uri":"dws_03_0034.html", + "node_id":"en-us_topic_0000001330329144.xml", "product_code":"dws", - "code":"183", - "des":"Users and roles are shared within the entire cluster, but their data is not shared. That is, a user can connect to any database, but after the connection is successful, a", + "code":"169", + "des":"For CLOUD services, quotas limit the number of resources available to users. If you need more, submit a service ticket to increase your quotas. Once approved, we will upd", "doc_type":"usermanual", - "kw":"What Are the Differences Between Users and Roles?,General Problems,User Guide", + "kw":"What Is the User Quota?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"What Are the Differences Between Users and Roles?", + "title":"What Is the User Quota?", "githuburl":"" }, { - "uri":"dws_03_0010.html", - "node_id":"en-us_topic_0000001381889053.xml", + "uri":"dws_03_0067.html", + "node_id":"en-us_topic_0000001381609377.xml", "product_code":"dws", - "code":"184", - "des":"MRS works better with big data processing frameworks such as Apache Spark, Hadoop, and HBase, to process and analyze ultra-large datasets using custom code. MRS enables y", + "code":"170", + "des":"Users and roles are shared within the entire cluster, but their data is not shared. That is, a user can connect to any database, but after the connection is successful, a", "doc_type":"usermanual", - "kw":"When Should I Use GaussDB(DWS) and MRS?,General Problems,User Guide", + "kw":"What Are the Differences Between GaussDB(DWS) Users and Roles?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"When Should I Use GaussDB(DWS) and MRS?", + "title":"What Are the Differences Between GaussDB(DWS) Users and Roles?", "githuburl":"" }, { "uri":"dws_03_0063.html", "node_id":"en-us_topic_0000001330488816.xml", "product_code":"dws", - "code":"185", + "code":"171", "des":"Method 1:When you create a GaussDB(DWS) database user, if the time when the user takes effect (VALID BEGIN) is the same as the creation time of the user, and the time whe", "doc_type":"usermanual", - "kw":"How Do I Check the Creation Time of a Database User?,General Problems,User Guide", + "kw":"How Do I Check the Creation Time of a GaussDB(DWS) Database User?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Check the Creation Time of a Database User?", + "title":"How Do I Check the Creation Time of a GaussDB(DWS) Database User?", "githuburl":"" }, { "uri":"dws_03_0052.html", "node_id":"en-us_topic_0000001381728553.xml", "product_code":"dws", - "code":"186", + "code":"172", "des":"A region and availability zone (AZ) identify the location of a data center. You can create resources in regions and AZs.A region is a physical data center location. Each ", "doc_type":"usermanual", - "kw":"Regions and AZs,General Problems,User Guide", + "kw":"Learn How to Select a GaussDB(DWS) Region and AZ,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Regions and AZs", + "title":"Learn How to Select a GaussDB(DWS) Region and AZ", "githuburl":"" }, { "uri":"dws_03_0022.html", "node_id":"en-us_topic_0000001381889057.xml", "product_code":"dws", - "code":"187", + "code":"173", "des":"Yes. In the big data era, data has become a core asset. The public cloud will adhere to the commitment made over the years that we do not touch your applications or data,", "doc_type":"usermanual", - "kw":"Is My Data Secure in GaussDB(DWS)?,General Problems,User Guide", + "kw":"Is Data Secure in GaussDB(DWS)?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Is My Data Secure in GaussDB(DWS)?", - "githuburl":"" - }, - { - "uri":"dws_03_0023.html", - "node_id":"en-us_topic_0000001381808733.xml", - "product_code":"dws", - "code":"188", - "des":"GaussDB(DWS) uses IAM and VPC to control user access and isolate cluster network. Cluster access is over SSL and cipher suite. Additionally, GaussDB(DWS) supports two-way", - "doc_type":"usermanual", - "kw":"How Is GaussDB(DWS) Secured?,General Problems,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Is GaussDB(DWS) Secured?", + "title":"Is Data Secure in GaussDB(DWS)?", "githuburl":"" }, { "uri":"dws_03_0053.html", "node_id":"en-us_topic_0000001330808740.xml", "product_code":"dws", - "code":"189", + "code":"174", "des":"After a GaussDB(DWS) cluster is created, you can add, delete, or modify security group rules in the current security group.Modify an existing security group rule:Log in t", "doc_type":"usermanual", - "kw":"Can I Modify the Security Group of a GaussDB(DWS) Cluster?,General Problems,User Guide", + "kw":"Can I Modify the Security Group of a GaussDB(DWS) Cluster?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Can I Modify the Security Group of a GaussDB(DWS) Cluster?", @@ -3593,736 +3020,31 @@ "uri":"dws_03_2143.html", "node_id":"en-us_topic_0000001790141229.xml", "product_code":"dws", - "code":"190", + "code":"175", "des":"By using the versioning concurrency control (MVCC) mechanism, GaussDB(DWS) can achieve consistency and concurrency for multiple transactions that access the database simu", "doc_type":"usermanual", - "kw":"How Are Dirty Pages Generated in GaussDB(DWS)?,General Problems,User Guide", + "kw":"How Are Dirty Pages Generated in GaussDB(DWS)?,Product Consulting,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"How Are Dirty Pages Generated in GaussDB(DWS)?", "githuburl":"" }, - { - "uri":"dws_03_0065.html", - "node_id":"en-us_topic_0000001330329168.xml", - "product_code":"dws", - "code":"191", - "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "doc_type":"usermanual", - "kw":"Database Usage", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Database Usage", - "githuburl":"" - }, - { - "uri":"dws_03_2126.html", - "node_id":"en-us_topic_0000001381889085.xml", - "product_code":"dws", - "code":"192", - "des":"In a data warehouse database, you need to carefully choose distribution columns for large tables, because they can affect your database and query performance. If an impro", - "doc_type":"usermanual", - "kw":"How Do I Change Distribution Columns?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Change Distribution Columns?", - "githuburl":"" - }, - { - "uri":"dws_03_0085.html", - "node_id":"en-us_topic_0000001330648788.xml", - "product_code":"dws", - "code":"193", - "des":"Use the server_encoding parameter to check the character set encoding of the current database. For example, the character encoding of database music is UTF8.GaussDB(DWS) ", - "doc_type":"usermanual", - "kw":"How Do I View and Set the Database Character Encoding?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I View and Set the Database Character Encoding?", - "githuburl":"" - }, - { - "uri":"dws_03_0186.html", - "node_id":"en-us_topic_0000001330329172.xml", - "product_code":"dws", - "code":"194", - "des":"When creating a database, you can set the DBCOMPATIBILITY parameter to the compatible database type. The value of DBCOMPATIBILITY can be ORA, TD, and MySQL, indicating Or", - "doc_type":"usermanual", - "kw":"What Do I Do If Date Type Is Automatically Converted to the Timestamp Type During Table Creation?,Da", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Do I Do If Date Type Is Automatically Converted to the Timestamp Type During Table Creation?", - "githuburl":"" - }, - { - "uri":"dws_03_0089.html", - "node_id":"en-us_topic_0000001330488844.xml", - "product_code":"dws", - "code":"195", - "des":"Yes.For tables that are frequently added, deleted, or modified, you need to periodically perform VACUUM FULL and ANALYZEto reclaim the disk space occupied by updated or d", - "doc_type":"usermanual", - "kw":"Do I Need to Run VACUUM FULL and ANALYZE on Common Tables Periodically?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Do I Need to Run VACUUM FULL and ANALYZE on Common Tables Periodically?", - "githuburl":"" - }, - { - "uri":"dws_03_0075.html", - "node_id":"en-us_topic_0000001381609401.xml", - "product_code":"dws", - "code":"196", - "des":"No, you only need to set the primary key. By default, the first column of the primary key is selected as the distribution key. If both are set, the primary key must conta", - "doc_type":"usermanual", - "kw":"Do I Need to Set a Distribution Key After Setting a Primary Key?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Do I Need to Set a Distribution Key After Setting a Primary Key?", - "githuburl":"" - }, - { - "uri":"dws_03_0076.html", - "node_id":"en-us_topic_0000001330488840.xml", - "product_code":"dws", - "code":"197", - "des":"Yes.GaussDB(DWS) is compatible with PostgreSQL stored procedures. For details, see \"Stored Procedures\" in the Developer Guide.", - "doc_type":"usermanual", - "kw":"Is GaussDB(DWS) Compatible with PostgreSQL Stored Procedures?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Is GaussDB(DWS) Compatible with PostgreSQL Stored Procedures?", - "githuburl":"" - }, - { - "uri":"dws_03_0064.html", - "node_id":"en-us_topic_0000001381728585.xml", - "product_code":"dws", - "code":"198", - "des":"Partitioned table: Partitioning refers to splitting what is logically one large table into smaller physical pieces based on specific schemes. The table based on the logic", - "doc_type":"usermanual", - "kw":"What Are Partitioned Tables, Partitions, and Partition Keys?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Are Partitioned Tables, Partitions, and Partition Keys?", - "githuburl":"" - }, - { - "uri":"dws_03_0078.html", - "node_id":"en-us_topic_0000001381808761.xml", - "product_code":"dws", - "code":"199", - "des":"You are advised to use the Data Studio graphical client to export table data. You can export data from:A specific tableAll tables in a schemaAll tables in a databaseFor d", - "doc_type":"usermanual", - "kw":"How Can I Export the Table Structure?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Can I Export the Table Structure?", - "githuburl":"" - }, - { - "uri":"dws_03_0088.html", - "node_id":"en-us_topic_0000001381609405.xml", - "product_code":"dws", - "code":"200", - "des":"Yes. TRUNCATE is more efficient than DELETE for deleting massive data.For details, see \"TRUNCATE\" in the Data Warehouse Service (DWS) Developer Guide.TRUNCATE quickly rem", - "doc_type":"usermanual", - "kw":"How Do I Delete Table Data Efficiently?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Delete Table Data Efficiently?", - "githuburl":"" - }, - { - "uri":"dws_03_2124.html", - "node_id":"en-us_topic_0000001381728589.xml", - "product_code":"dws", - "code":"201", - "des":"To query information about OBS/GDS foreign tables such as OBS paths, run the following statement:The following uses table traffic_data.GCJL_OBS as an example:", - "doc_type":"usermanual", - "kw":"How Do I View Foreign Table Information?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I View Foreign Table Information?", - "githuburl":"" - }, - { - "uri":"dws_03_2127.html", - "node_id":"en-us_topic_0000001381808765.xml", - "product_code":"dws", - "code":"202", - "des":"For clusters of 8.1.2 or later, you can use the GUC parameter default_distribution_mode to query and set the default table distribution mode.If no distribution column is ", - "doc_type":"usermanual", - "kw":"If No Distribution Column Is Specified, How Will Data Be Stored?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"If No Distribution Column Is Specified, How Will Data Be Stored?", - "githuburl":"" - }, - { - "uri":"dws_03_2102.html", - "node_id":"en-us_topic_0000001420693973.xml", - "product_code":"dws", - "code":"203", - "des":"When OUTER JOIN (LEFT JOIN, RIGHT JOIN, and FULL JOIN) is executed, the match failure in the outer join generates a large number of NULL values. You can replace these nul", - "doc_type":"usermanual", - "kw":"How Do I Replace the Null Result with 0?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Replace the Null Result with 0?", - "githuburl":"" - }, - { - "uri":"dws_03_2100.html", - "node_id":"en-us_topic_0000001387203636.xml", - "product_code":"dws", - "code":"204", - "des":"The storage mode of a table is controlled by the ORIENTATION parameter in the table creation statement. row indicates row storage, and column indicates column storage.You", - "doc_type":"usermanual", - "kw":"How Do I Check Whether a Table Is Row-Stored or Column-Stored?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Check Whether a Table Is Row-Stored or Column-Stored?", - "githuburl":"" - }, - { - "uri":"dws_03_2104.html", - "node_id":"en-us_topic_0000001407868030.xml", - "product_code":"dws", - "code":"205", - "des":"The following SQL statements are used to query common information about column-store tables:Create a column-store table named my_table, and insert data into the table.Run", - "doc_type":"usermanual", - "kw":"How Do I Query the Information About GaussDB(DWS) Column-Store Tables?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Query the Information About GaussDB(DWS) Column-Store Tables?", - "githuburl":"" - }, - { - "uri":"dws_03_2105.html", - "node_id":"en-us_topic_0000001462378445.xml", - "product_code":"dws", - "code":"206", - "des":"Creating indexes for tables can improve database query performance. However, sometimes indexes cannot be used in a query plan. This section describes several common reaso", - "doc_type":"usermanual", - "kw":"Why Sometimes the GaussDB(DWS) Query Indexes Become Invalid?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Why Sometimes the GaussDB(DWS) Query Indexes Become Invalid?", - "githuburl":"" - }, - { - "uri":"dws_03_2101.html", - "node_id":"en-us_topic_0000001390074640.xml", - "product_code":"dws", - "code":"207", - "des":"Currently, GaussDB(DWS) does not have a built-in CRC32() function. Instead, you can use the user-defined function of GaussDB(DWS) to rewrite the CRC32() function.CRC32(ex", - "doc_type":"usermanual", - "kw":"How Do I Use a User-Defined Function to Rewrite the CRC32() Function?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Use a User-Defined Function to Rewrite the CRC32() Function?", - "githuburl":"" - }, - { - "uri":"dws_03_2106.html", - "node_id":"en-us_topic_0000001464363981.xml", - "product_code":"dws", - "code":"208", - "des":"When you query the schema list, the query result may contain schemas starting with pg_temp* or pg_toast_temp*, as shown in the following figure.These schemas are created ", - "doc_type":"usermanual", - "kw":"What Are the Schemas Starting with pg_toast_temp* or pg_temp*?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Are the Schemas Starting with pg_toast_temp* or pg_temp*?", - "githuburl":"" - }, - { - "uri":"dws_03_2107.html", - "node_id":"en-us_topic_0000001431826616.xml", - "product_code":"dws", - "code":"209", - "des":"In GaussDB(DWS), sometimes a SQL query may get different results. This problem is most likely caused by improper syntax or usage. To avoid this problem, use the syntax co", - "doc_type":"usermanual", - "kw":"Solutions to Inconsistent GaussDB(DWS) Query Results,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Solutions to Inconsistent GaussDB(DWS) Query Results", - "githuburl":"" - }, - { - "uri":"dws_03_2108.html", - "node_id":"en-us_topic_0000001510143269.xml", - "product_code":"dws", - "code":"210", - "des":"VACUUM FULL can be performed on all GaussDB(DWS) system catalogs. However, during the process, level 8 locks will be imposed on the system catalogs, and services involvin", - "doc_type":"usermanual", - "kw":"Which System Catalogs That the VACUUM FULL Operation Cannot Be Performed on?,Database Usage,User Gui", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Which System Catalogs That the VACUUM FULL Operation Cannot Be Performed on?", - "githuburl":"" - }, - { - "uri":"dws_03_2109.html", - "node_id":"en-us_topic_0000001527537805.xml", - "product_code":"dws", - "code":"211", - "des":"When user SQL information is queried in the PGXC_STAT_ACTIVITY view, the statecolumn in the query result sometimes shows idle in transaction. idle in transaction indicate", - "doc_type":"usermanual", - "kw":"In Which Scenarios Would a Statement Be \"idle in transaction\"?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"In Which Scenarios Would a Statement Be \"idle in transaction\"?", - "githuburl":"" - }, - { - "uri":"dws_03_2110.html", - "node_id":"en-us_topic_0000001490899666.xml", - "product_code":"dws", - "code":"212", - "des":"This section describes how to use SQL statements to convert rows to columns and convert columns to rows in GaussDB(DWS).Use a student score table as an example:Teachers r", - "doc_type":"usermanual", - "kw":"How Does GaussDB(DWS) Implement Row-to-Column and Column-to-Row Conversion?,Database Usage,User Guid", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Does GaussDB(DWS) Implement Row-to-Column and Column-to-Row Conversion?", - "githuburl":"" - }, - { - "uri":"dws_03_1002.html", - "node_id":"en-us_topic_0000001584706597.xml", - "product_code":"dws", - "code":"213", - "des":"The concepts of a unique constraint and a unique index are different.A unique constraint specifies that the values in a column or a group of columns are all unique. If DI", - "doc_type":"usermanual", - "kw":"What Are the Differences Between Unique Constraints and Unique Indexes?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq" - } - ], - "title":"What Are the Differences Between Unique Constraints and Unique Indexes?", - "githuburl":"" - }, - { - "uri":"dws_03_0002.html", - "node_id":"en-us_topic_0000001652434770.xml", - "product_code":"dws", - "code":"214", - "des":"Functions and stored procedures are two common objects in database management systems. They have similarities and differences in implementing specific functions. Understa", - "doc_type":"usermanual", - "kw":"What Are the Differences Between Functions and Stored Procedures?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq" - } - ], - "title":"What Are the Differences Between Functions and Stored Procedures?", - "githuburl":"" - }, - { - "uri":"dws_03_1004.html", - "node_id":"en-us_topic_0000001828076805.xml", - "product_code":"dws", - "code":"215", - "des":"When clearing dirty data in the database, you may retain only one piece of duplicate data. In this scenario, you can use the aggregate function or window function.Constru", - "doc_type":"usermanual", - "kw":"How Do I Delete Duplicate Table Data?,Database Usage,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Delete Duplicate Table Data?", - "githuburl":"" - }, - { - "uri":"dws_03_0029.html", - "node_id":"en-us_topic_0000001381609381.xml", - "product_code":"dws", - "code":"216", - "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "doc_type":"usermanual", - "kw":"Cluster Management", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Cluster Management", - "githuburl":"" - }, - { - "uri":"dws_03_0016.html", - "node_id":"en-us_topic_0000001330488820.xml", - "product_code":"dws", - "code":"217", - "des":"Check that you have enough quota for creating the cluster.Call the Customer Hotline for support.Telephone:Germany: 0800 330 44 44International: +800 44556600", - "doc_type":"usermanual", - "kw":"What Do I Do If Creating a GaussDB(DWS) Cluster Failed?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Do I Do If Creating a GaussDB(DWS) Cluster Failed?", - "githuburl":"" - }, - { - "uri":"dws_03_0033.html", - "node_id":"en-us_topic_0000001381889061.xml", - "product_code":"dws", - "code":"218", - "des":"After you delete data stored in GaussDB(DWS) data warehouses, dirty data may be generated possibly because the disk space is not released. This results in disk space wast", - "doc_type":"usermanual", - "kw":"How Can I Clear and Reclaim the Storage Space?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Can I Clear and Reclaim the Storage Space?", - "githuburl":"" - }, - { - "uri":"dws_03_0054.html", - "node_id":"en-us_topic_0000001330808744.xml", - "product_code":"dws", - "code":"219", - "des":"If you do not run VACUUM to clear and reclaim the storage space before the scale-out, the data deleted from GaussDB(DWS) may not free up the occupied disk space.During th", - "doc_type":"usermanual", - "kw":"Why Did the Used Storage Shrink After Scale-out?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Why Did the Used Storage Shrink After Scale-out?", - "githuburl":"" - }, - { - "uri":"dws_03_0104.html", - "node_id":"en-us_topic_0000001330648768.xml", - "product_code":"dws", - "code":"220", - "des":"You can view the used capacity of a cluster CPU, memory, and disks on the Cloud Eye management console. Perform the following steps to view the information:", - "doc_type":"usermanual", - "kw":"How Do I View Node Metrics (CPU, Memory, and Disk Usage)?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I View Node Metrics (CPU, Memory, and Disk Usage)?", - "githuburl":"" - }, - { - "uri":"dws_03_0090.html", - "node_id":"en-us_topic_0000001330488824.xml", - "product_code":"dws", - "code":"221", - "des":"Total disk capacity of GaussDB(DWS): For a three-node cluster, if each node is 320 GB, the total capacity is 960 GB. When 1 GB data is stored, GaussDB(DWS) stores 1 GB da", - "doc_type":"usermanual", - "kw":"How Is the Disk Space or Capacity of GaussDB(DWS) Calculated?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Is the Disk Space or Capacity of GaussDB(DWS) Calculated?", - "githuburl":"" - }, - { - "uri":"dws_03_2119.html", - "node_id":"en-us_topic_0000001381728561.xml", - "product_code":"dws", - "code":"222", - "des":"The gaussdb and postgres databases are built-in databases of GaussDB(DWS). You can create schemas and tables in them. However, you are advised to recreate a database and ", - "doc_type":"usermanual", - "kw":"What Are the gaussdb and postgres Databases of GaussDB(DWS)?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Are the gaussdb and postgres Databases of GaussDB(DWS)?", - "githuburl":"" - }, - { - "uri":"dws_03_2122.html", - "node_id":"en-us_topic_0000001381889065.xml", - "product_code":"dws", - "code":"223", - "des":"After connecting to a database, run the following SQL statement to check the maximum number of concurrent sessions globally:Go to the Cloud Eye console and set the thresh", - "doc_type":"usermanual", - "kw":"How Do I Set the Maximum Number of Sessions When Adding an Alarm Rule on Cloud Eye?,Cluster Manageme", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Set the Maximum Number of Sessions When Adding an Alarm Rule on Cloud Eye?", - "githuburl":"" - }, - { - "uri":"dws_03_2140.html", - "node_id":"en-us_topic_0000001330648772.xml", - "product_code":"dws", - "code":"224", - "des":"Coordinator Node (CN) is an important component in GaussDB(DWS) that is most closely related to users. It provides external application interfaces, optimizes global execu", - "doc_type":"usermanual", - "kw":"When Should I Add CNs or Scale out a cluster?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"When Should I Add CNs or Scale out a cluster?", - "githuburl":"" - }, - { - "uri":"dws_03_3416.html", - "node_id":"en-us_topic_0000001586042849.xml", - "product_code":"dws", - "code":"225", - "des":"Small-flavor many-node:If your data volume is small and you have requirement for node scaling, but you have limited budget, you can select a small-flavor many-node cluste", - "doc_type":"usermanual", - "kw":"How Should I Select from a Small-Flavor Many-Node Cluster and a Large-Flavor Three-Node Cluster with", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Should I Select from a Small-Flavor Many-Node Cluster and a Large-Flavor Three-Node Cluster with Same CPU Cores and Memory?", - "githuburl":"" - }, - { - "uri":"dws_03_2142.html", - "node_id":"en-us_topic_0000001384775385.xml", - "product_code":"dws", - "code":"226", - "des":"The biggest difference between hot data storage and cold data storage lies in the storage media.Hot data is frequently queried or updated and has high requirements on acc", - "doc_type":"usermanual", - "kw":"What Are the Differences Between Hot Data Storage and Cold Data Storage?,Cluster Management,User Gui", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Are the Differences Between Hot Data Storage and Cold Data Storage?", - "githuburl":"" - }, - { - "uri":"dws_03_2149.html", - "node_id":"en-us_topic_0000001808534565.xml", - "product_code":"dws", - "code":"227", - "des":"When a user performs a scale-in operation, the Scale In button is unavailable and the user cannot proceed to the next scale-in operation.The system verifies the cluster's", - "doc_type":"usermanual", - "kw":"What Do I do if the Scale-in Button Is Dimmed?,Cluster Management,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Do I do if the Scale-in Button Is Dimmed?", - "githuburl":"" - }, { "uri":"dws_03_0024.html", "node_id":"en-us_topic_0000001330329156.xml", "product_code":"dws", - "code":"228", + "code":"176", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Database Connections", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Database Connections", @@ -4332,16 +3054,14 @@ "uri":"dws_03_2132.html", "node_id":"en-us_topic_0000001384777037.xml", "product_code":"dws", - "code":"229", + "code":"177", "des":"For applications to communicate with GaussDB(DWS), make sure the networks between them are connected. The following table lists common connection scenarios.To ensure low ", "doc_type":"usermanual", "kw":"How Applications Communicate with GaussDB(DWS)?,Database Connections,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"How Applications Communicate with GaussDB(DWS)?", @@ -4351,54 +3071,31 @@ "uri":"dws_03_0017.html", "node_id":"en-us_topic_0000001381609389.xml", "product_code":"dws", - "code":"230", + "code":"178", "des":"Yes, but GaussDB(DWS) clients and drivers are recommended. Unlike open-source PostgreSQL clients and drivers, GaussDB(DWS) clients and drivers have two key advantages:Sec", "doc_type":"usermanual", "kw":"Does GaussDB(DWS) Support Third-Party Clients and JDBC and ODBC Drivers?,Database Connections,User G", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Does GaussDB(DWS) Support Third-Party Clients and JDBC and ODBC Drivers?", "githuburl":"" }, - { - "uri":"dws_03_0040.html", - "node_id":"en-us_topic_0000001330488828.xml", - "product_code":"dws", - "code":"231", - "des":"No, you can't, VMs at the bottom layer of GaussDB(DWS) serve as the compute nodes for data analysis. However, the GaussDB(DWS) compute nodes cannot be accessed directly. ", - "doc_type":"usermanual", - "kw":"Can I Connect to GaussDB(DWS) Cluster Nodes Using SSH?,Database Connections,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Can I Connect to GaussDB(DWS) Cluster Nodes Using SSH?", - "githuburl":"" - }, { "uri":"dws_03_0014.html", "node_id":"en-us_topic_0000001381728565.xml", "product_code":"dws", - "code":"232", + "code":"179", "des":"Check the following:Whether the cluster status is normal.Whether the connection command, username, password, IP address, and port number are incorrect.Whether the operati", "doc_type":"usermanual", "kw":"What Should I Do If I Cannot Connect to a GaussDB(DWS) Cluster?,Database Connections,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"What Should I Do If I Cannot Connect to a GaussDB(DWS) Cluster?", @@ -4408,16 +3105,14 @@ "uri":"dws_03_0025.html", "node_id":"en-us_topic_0000001381889069.xml", "product_code":"dws", - "code":"233", + "code":"180", "des":"The network is disconnected when the EIP is unbound. However, the TCP layer does not detect a faulty physical connection in time due to keepalive settings. As a result, t", "doc_type":"usermanual", "kw":"Why Was I Not Notified of Failure Unbinding the EIP When GaussDB(DWS) Is Connected Over the Internet", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Why Was I Not Notified of Failure Unbinding the EIP When GaussDB(DWS) Is Connected Over the Internet?", @@ -4427,261 +3122,694 @@ "uri":"dws_03_2130.html", "node_id":"en-us_topic_0000001330648776.xml", "product_code":"dws", - "code":"234", + "code":"181", "des":"You can also log in to the VPC management console to manually create a security group. Then, go back to the page for creating data warehouse clusters, click the button n", "doc_type":"usermanual", - "kw":"How Do I Configure a Whitelist to Protect Clusters Available Through a Public IP Address?,Database C", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Configure a Whitelist to Protect Clusters Available Through a Public IP Address?", - "githuburl":"" - }, - { - "uri":"dws_03_0026.html", - "node_id":"en-us_topic_0000001330329160.xml", - "product_code":"dws", - "code":"235", - "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "doc_type":"usermanual", - "kw":"Data Import and Export", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"Data Import and Export", - "githuburl":"" - }, - { - "uri":"dws_03_0018.html", - "node_id":"en-us_topic_0000001381609393.xml", - "product_code":"dws", - "code":"236", - "des":"The file formats supported by OBS and GDS foreign tables are as follows:OBS supports ORC, TEXT, JSON, CSV, CARBONDATA and PARQUET file formats for data import and ORC, CS", - "doc_type":"usermanual", - "kw":"What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables?,Data Import a", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables?", - "githuburl":"" - }, - { - "uri":"dws_03_0069.html", - "node_id":"en-us_topic_0000001330488832.xml", - "product_code":"dws", - "code":"237", - "des":"When you use an OBS foreign table to import data, INSERT imports the data to a local physical table. When OBS data is updated, you do not need to run the INSERTstatement ", - "doc_type":"usermanual", - "kw":"How Do I Import Incremental Data Using an OBS Foreign Table?,Data Import and Export,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Import Incremental Data Using an OBS Foreign Table?", - "githuburl":"" - }, - { - "uri":"dws_03_0027.html", - "node_id":"en-us_topic_0000001381728573.xml", - "product_code":"dws", - "code":"238", - "des":"GaussDB(DWS) supports efficient data import from multiple data sources. The following lists typical data import modes. For details, see section \"Importing Data\" in the Da", - "doc_type":"usermanual", - "kw":"How Can I Import Data to GaussDB(DWS)?,Data Import and Export,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Can I Import Data to GaussDB(DWS)?", - "githuburl":"" - }, - { - "uri":"dws_03_0028.html", - "node_id":"en-us_topic_0000001381889073.xml", - "product_code":"dws", - "code":"239", - "des":"Each node in a data warehouse cluster has a default storage capacity of160 GB, 256 GB, 1.6 TB, 1.8 TB, or 13 TB. A cluster can house 3 to 256 nodes and the total storage ", - "doc_type":"usermanual", - "kw":"How Much Service Data Can a Data Warehouse Store?,Data Import and Export,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Much Service Data Can a Data Warehouse Store?", - "githuburl":"" - }, - { - "uri":"dws_03_0073.html", - "node_id":"en-us_topic_0000001381808753.xml", - "product_code":"dws", - "code":"240", - "des":"GaussDB(DWS) is a fully managed service on the cloud. Users cannot log in to the background to import or export data by using COPY, so the COPY syntax is disabled. You ar", - "doc_type":"usermanual", - "kw":"How Do I Use \\Copy to Import and Export Data?,Data Import and Export,User Guide", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"How Do I Use \\Copy to Import and Export Data?", - "githuburl":"" - }, - { - "uri":"dws_03_0080.html", - "node_id":"en-us_topic_0000001587507168.xml", - "product_code":"dws", - "code":"241", - "des":"To import data from database A (UTF8) to database B (GBK), there may be a character set mismatch error which causes the data import to fail.To import a small amount of da", - "doc_type":"usermanual", - "kw":"How Do I Implement Fault Tolerance Import Between Different Encoding Libraries,Data Import and Expor", + "kw":"How Do I Configure a Whitelist to Protect GaussDB(DWS) Clusters Available Through a Public IP Addres", "search_title":"", "metedata":[ { } ], - "title":"How Do I Implement Fault Tolerance Import Between Different Encoding Libraries", + "title":"How Do I Configure a Whitelist to Protect GaussDB(DWS) Clusters Available Through a Public IP Address?", "githuburl":"" }, { - "uri":"dws_03_0102.html", - "node_id":"en-us_topic_0000001330808756.xml", + "uri":"dws_03_0026.html", + "node_id":"en-us_topic_0000001330329160.xml", "product_code":"dws", - "code":"242", - "des":"No. No, GaussDB(DWS) does not support OBS data import or export across regions. The GaussDB(DWS) cluster and OBS must be in the same region.", + "code":"182", + "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"Can I Import and Export Data to and from OBS Across Regions?,Data Import and Export,User Guide", + "kw":"Data Migration", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Can I Import and Export Data to and from OBS Across Regions?", + "title":"Data Migration", "githuburl":"" }, { - "uri":"dws_03_0074.html", - "node_id":"en-us_topic_0000001330648780.xml", + "uri":"dws_03_0018.html", + "node_id":"en-us_topic_0000001381609393.xml", "product_code":"dws", - "code":"243", - "des":"Heterogeneous data can be imported to GaussDB(DWS) using CDM. You can migrate an entire Oracle, MySQL, SQL Server, or GaussDB(DWS) database to a GaussDB(DWS) database. Fo", + "code":"183", + "des":"The file formats supported by OBS and GDS foreign tables are as follows:OBS supports ORC, TEXT, JSON, CSV, CARBONDATA and PARQUET file formats for data import and ORC, CS", "doc_type":"usermanual", - "kw":"How Do I Import GaussDB(DWS)/Oracle/MySQL/SQL Server Data to GaussDB(DWS) (Whole Database Migration)", + "kw":"What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables in GaussDB(DWS", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Import GaussDB(DWS)/Oracle/MySQL/SQL Server Data to GaussDB(DWS) (Whole Database Migration)?", + "title":"What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables in GaussDB(DWS)?", "githuburl":"" }, { - "uri":"dws_03_0105.html", - "node_id":"en-us_topic_0000001330329164.xml", + "uri":"dws_03_0027.html", + "node_id":"en-us_topic_0000001381728573.xml", "product_code":"dws", - "code":"244", - "des":"No. The GDS server and GaussDB(DWS) can only communicate with each other on the intranet. Each DN in the GaussDB(DWS) cluster is used to connect to the GDS server in para", + "code":"184", + "des":"GaussDB(DWS) supports efficient data import from multiple data sources. The following lists typical data import modes. For details, see section \"Importing Data\" in the Da", "doc_type":"usermanual", - "kw":"Can I Import Data over the Public/External Network Using GDS?,Data Import and Export,User Guide", + "kw":"How Does GaussDB(DWS) Store Data?,Data Migration,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Can I Import Data over the Public/External Network Using GDS?", + "title":"How Does GaussDB(DWS) Store Data?", + "githuburl":"" + }, + { + "uri":"dws_03_0028.html", + "node_id":"en-us_topic_0000001381889073.xml", + "product_code":"dws", + "code":"185", + "des":"Each node in a GaussDB(DWS) cluster has a default storage capacity of 160 GB, 256 GB, 1.6 TB, 1.8 TB, or 13 TB. A cluster can house 3 to 256 nodes and the total storage c", + "doc_type":"usermanual", + "kw":"How Much Service Data Can Be Stored in GaussDB(DWS)?,Data Migration,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Much Service Data Can Be Stored in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_0073.html", + "node_id":"en-us_topic_0000001381808753.xml", + "product_code":"dws", + "code":"186", + "des":"GaussDB(DWS) is a fully managed service on the cloud. Users cannot log in to the background to import or export data by using COPY, so the COPY syntax is disabled. You ar", + "doc_type":"usermanual", + "kw":"How to Import and Export Data in GaussDB(DWS) Using \\copy?,Data Migration,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How to Import and Export Data in GaussDB(DWS) Using \\copy?", + "githuburl":"" + }, + { + "uri":"dws_03_0080.html", + "node_id":"en-us_topic_0000001587507168.xml", + "product_code":"dws", + "code":"187", + "des":"To import data from database A (UTF8) to database B (GBK), there may be a character set mismatch error which causes the data import to fail.To import a small amount of da", + "doc_type":"usermanual", + "kw":"How Do I Implement Fault Tolerance Import Between Different GaussDB(DWS) Encoding Libraries,Data Mig", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Implement Fault Tolerance Import Between Different GaussDB(DWS) Encoding Libraries", "githuburl":"" }, { "uri":"dws_03_1549.html", "node_id":"en-us_topic_0000001381609397.xml", "product_code":"dws", - "code":"245", + "code":"188", "des":"The GaussDB(DWS) import performance is affected by the following factors:Cluster specifications: disk I/O, network throughput, memory, and CPU specificationsService plann", "doc_type":"usermanual", - "kw":"Which Are the Factors That Affect GaussDB(DWS) Import Performance?,Data Import and Export,User Guide", + "kw":"Which Are the Factors That Affect GaussDB(DWS) Import Performance?,Data Migration,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Which Are the Factors That Affect GaussDB(DWS) Import Performance?", "githuburl":"" }, { - "uri":"dws_03_0110.html", - "node_id":"en-us_topic_0000001330488836.xml", + "uri":"dws_03_0065.html", + "node_id":"en-us_topic_0000001330329168.xml", "product_code":"dws", - "code":"246", + "code":"189", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"Account, Password, and Permission", + "kw":"Database Usage", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Account, Password, and Permission", + "title":"Database Usage", + "githuburl":"" + }, + { + "uri":"dws_03_2126.html", + "node_id":"en-us_topic_0000001381889085.xml", + "product_code":"dws", + "code":"190", + "des":"In a data warehouse database, you need to carefully choose distribution columns for large tables, because they can affect your database and query performance. If an impro", + "doc_type":"usermanual", + "kw":"How Do I Adjust GaussDB(DWS) Distribution Columns?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Adjust GaussDB(DWS) Distribution Columns?", + "githuburl":"" + }, + { + "uri":"dws_03_0085.html", + "node_id":"en-us_topic_0000001330648788.xml", + "product_code":"dws", + "code":"191", + "des":"Use the server_encoding parameter to check the character set encoding of the current database. For example, the character encoding of database music is UTF8.GaussDB(DWS) ", + "doc_type":"usermanual", + "kw":"How Do I View and Set the Character Set Encoding Format of the GaussDB(DWS) Database?,Database Usage", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I View and Set the Character Set Encoding Format of the GaussDB(DWS) Database?", + "githuburl":"" + }, + { + "uri":"dws_03_0186.html", + "node_id":"en-us_topic_0000001330329172.xml", + "product_code":"dws", + "code":"192", + "des":"When creating a database, you can set the DBCOMPATIBILITY parameter to the compatible database type. The value of DBCOMPATIBILITY can be ORA, TD, and MySQL, indicating Or", + "doc_type":"usermanual", + "kw":"What Do I Do If Date Type Is Automatically Converted to the Timestamp Type During GaussDB(DWS) Table", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"What Do I Do If Date Type Is Automatically Converted to the Timestamp Type During GaussDB(DWS) Table Creation?", + "githuburl":"" + }, + { + "uri":"dws_03_0089.html", + "node_id":"en-us_topic_0000001330488844.xml", + "product_code":"dws", + "code":"193", + "des":"Yes.For tables that are frequently added, deleted, or modified, you need to periodically perform VACUUM FULL and ANALYZEto reclaim the disk space occupied by updated or d", + "doc_type":"usermanual", + "kw":"Do I Need to Run VACUUM FULL and ANALYZE on Common Tables Periodically in GaussDB(DWS)?,Database Usa", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Do I Need to Run VACUUM FULL and ANALYZE on Common Tables Periodically in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_0078.html", + "node_id":"en-us_topic_0000001381808761.xml", + "product_code":"dws", + "code":"194", + "des":"You are advised to use the Data Studio graphical client to export table data. You can export data from:A specific tableAll tables in a schemaAll tables in a databaseFor d", + "doc_type":"usermanual", + "kw":"How Do I Export the Structure of a GaussDB(DWS) Table?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Export the Structure of a GaussDB(DWS) Table?", + "githuburl":"" + }, + { + "uri":"dws_03_0088.html", + "node_id":"en-us_topic_0000001381609405.xml", + "product_code":"dws", + "code":"195", + "des":"Yes. TRUNCATE is more efficient than DELETE for deleting massive data.TRUNCATE quickly removes all rows from a table. It has the same effect as an unqualified DELETE but ", + "doc_type":"usermanual", + "kw":"How Do I Delete Table Data Efficiently in GaussDB(DWS)?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Delete Table Data Efficiently in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_2124.html", + "node_id":"en-us_topic_0000001381728589.xml", + "product_code":"dws", + "code":"196", + "des":"To query information about OBS/GDS foreign tables such as OBS paths, run the following statement:The following uses table traffic_data.GCJL_OBS as an example:", + "doc_type":"usermanual", + "kw":"How Do I View GaussDB(DWS) Foreign Table Information?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I View GaussDB(DWS) Foreign Table Information?", + "githuburl":"" + }, + { + "uri":"dws_03_2127.html", + "node_id":"en-us_topic_0000001381808765.xml", + "product_code":"dws", + "code":"197", + "des":"For clusters of 8.1.2 or later, you can use the GUC parameter default_distribution_mode to query and set the default table distribution mode.If no distribution column is ", + "doc_type":"usermanual", + "kw":"How Will Data Be Stored in a GaussDB(DWS) Table If No Distribution Column Is Specified During Its Cr", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Will Data Be Stored in a GaussDB(DWS) Table If No Distribution Column Is Specified During Its Creation?", + "githuburl":"" + }, + { + "uri":"dws_03_2102.html", + "node_id":"en-us_topic_0000001420693973.xml", + "product_code":"dws", + "code":"198", + "des":"When OUTER JOIN (LEFT JOIN, RIGHT JOIN, and FULL JOIN) is executed, the match failure in the outer join generates a large number of NULL values. You can replace these nul", + "doc_type":"usermanual", + "kw":"How Do I Replace the Null Results with 0 in a GaussDB(DWS) Join Query?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Replace the Null Results with 0 in a GaussDB(DWS) Join Query?", + "githuburl":"" + }, + { + "uri":"dws_03_2100.html", + "node_id":"en-us_topic_0000001387203636.xml", + "product_code":"dws", + "code":"199", + "des":"The storage mode of a table is controlled by the ORIENTATION parameter in the table creation statement. row indicates row storage, and column indicates column storage.You", + "doc_type":"usermanual", + "kw":"How Do I Check Whether a GaussDB(DWS) Table Is Row-Stored or Column-Stored?,Database Usage,User Guid", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Check Whether a GaussDB(DWS) Table Is Row-Stored or Column-Stored?", + "githuburl":"" + }, + { + "uri":"dws_03_2104.html", + "node_id":"en-us_topic_0000001407868030.xml", + "product_code":"dws", + "code":"200", + "des":"The following SQL statements are used to query common information about column-store tables:Create a column-store table named my_table, and insert data into the table.Run", + "doc_type":"usermanual", + "kw":"How Do I Query the Information About GaussDB(DWS) Column-Store Tables?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Query the Information About GaussDB(DWS) Column-Store Tables?", + "githuburl":"" + }, + { + "uri":"dws_03_2105.html", + "node_id":"en-us_topic_0000001462378445.xml", + "product_code":"dws", + "code":"201", + "des":"Creating indexes for tables can improve database query performance. However, sometimes indexes cannot be used in a query plan. This section describes several common reaso", + "doc_type":"usermanual", + "kw":"Why Sometimes the GaussDB(DWS) Query Indexes Become Invalid?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Why Sometimes the GaussDB(DWS) Query Indexes Become Invalid?", + "githuburl":"" + }, + { + "uri":"dws_03_2101.html", + "node_id":"en-us_topic_0000001390074640.xml", + "product_code":"dws", + "code":"202", + "des":"Currently, GaussDB(DWS) does not have a built-in CRC32() function. Instead, you can use the user-defined function of GaussDB(DWS) to rewrite the CRC32() function.CRC32(ex", + "doc_type":"usermanual", + "kw":"How Do I Use a User-Defined GaussDB(DWS) Function to Rewrite the CRC32() Function?,Database Usage,Us", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Use a User-Defined GaussDB(DWS) Function to Rewrite the CRC32() Function?", + "githuburl":"" + }, + { + "uri":"dws_03_2106.html", + "node_id":"en-us_topic_0000001464363981.xml", + "product_code":"dws", + "code":"203", + "des":"When you query the schema list, the query result may contain schemas starting with pg_temp* or pg_toast_temp*, as shown in the following figure.These schemas are created ", + "doc_type":"usermanual", + "kw":"What Is a GaussDB(DWS) Schema Starting with pg_toast_temp* or pg_temp*?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"What Is a GaussDB(DWS) Schema Starting with pg_toast_temp* or pg_temp*?", + "githuburl":"" + }, + { + "uri":"dws_03_2107.html", + "node_id":"en-us_topic_0000001431826616.xml", + "product_code":"dws", + "code":"204", + "des":"In GaussDB(DWS), sometimes a SQL query may get different results. This problem is most likely caused by improper syntax or usage. To avoid this problem, use the syntax co", + "doc_type":"usermanual", + "kw":"Solutions to Inconsistent GaussDB(DWS) Query Results,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Solutions to Inconsistent GaussDB(DWS) Query Results", + "githuburl":"" + }, + { + "uri":"dws_03_2108.html", + "node_id":"en-us_topic_0000001510143269.xml", + "product_code":"dws", + "code":"205", + "des":"VACUUM FULL can be performed on all GaussDB(DWS) system catalogs. However, during the process, level 8 locks will be imposed on the system catalogs, and services involvin", + "doc_type":"usermanual", + "kw":"Which System Catalogs in GaussDB(DWS) Cannot Be Subjected to the VACUUM FULL Operation?,Database Usa", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Which System Catalogs in GaussDB(DWS) Cannot Be Subjected to the VACUUM FULL Operation?", + "githuburl":"" + }, + { + "uri":"dws_03_2109.html", + "node_id":"en-us_topic_0000001527537805.xml", + "product_code":"dws", + "code":"206", + "des":"When user SQL information is queried in the PGXC_STAT_ACTIVITY view, the statecolumn in the query result sometimes shows idle in transaction. idle in transaction indicate", + "doc_type":"usermanual", + "kw":"In Which Scenarios Would a GaussDB(DWS) Statement Be \"idle in transaction\"?,Database Usage,User Guid", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"In Which Scenarios Would a GaussDB(DWS) Statement Be \"idle in transaction\"?", + "githuburl":"" + }, + { + "uri":"dws_03_2110.html", + "node_id":"en-us_topic_0000001490899666.xml", + "product_code":"dws", + "code":"207", + "des":"This section describes how to use SQL statements to convert rows to columns and convert columns to rows in GaussDB(DWS).Use a student score table as an example:Teachers r", + "doc_type":"usermanual", + "kw":"How Does GaussDB(DWS) Implement Row-to-Column and Column-to-Row Conversion?,Database Usage,User Guid", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Does GaussDB(DWS) Implement Row-to-Column and Column-to-Row Conversion?", + "githuburl":"" + }, + { + "uri":"dws_03_1002.html", + "node_id":"en-us_topic_0000001584706597.xml", + "product_code":"dws", + "code":"208", + "des":"The concepts of a unique constraint and a unique index are different.A unique constraint specifies that the values in a column or a group of columns are all unique. If DI", + "doc_type":"usermanual", + "kw":"What Are the Differences Between Unique Constraints and Unique Indexes in GaussDB(DWS)?,Database Usa", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"What Are the Differences Between Unique Constraints and Unique Indexes in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_0002.html", + "node_id":"en-us_topic_0000001652434770.xml", + "product_code":"dws", + "code":"209", + "des":"Functions and stored procedures are two common objects in database management systems. They have similarities and differences in implementing specific functions. Understa", + "doc_type":"usermanual", + "kw":"What Are the Differences Between GaussDB(DWS) Functions and Stored Procedures?,Database Usage,User G", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"What Are the Differences Between GaussDB(DWS) Functions and Stored Procedures?", + "githuburl":"" + }, + { + "uri":"dws_03_1004.html", + "node_id":"en-us_topic_0000001828076805.xml", + "product_code":"dws", + "code":"210", + "des":"When clearing dirty data in the database, you may retain only one piece of duplicate data. In this scenario, you can use the aggregate function or window function.Constru", + "doc_type":"usermanual", + "kw":"How Do I Delete Duplicate Table Data in GaussDB(DWS)?,Database Usage,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Delete Duplicate Table Data in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_0029.html", + "node_id":"en-us_topic_0000001381609381.xml", + "product_code":"dws", + "code":"211", + "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", + "doc_type":"usermanual", + "kw":"Cluster Management", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Cluster Management", + "githuburl":"" + }, + { + "uri":"dws_03_0033.html", + "node_id":"en-us_topic_0000001381889061.xml", + "product_code":"dws", + "code":"212", + "des":"After you delete data stored in GaussDB(DWS) data warehouses, dirty data may be generated possibly because the disk space is not released. This results in disk space wast", + "doc_type":"usermanual", + "kw":"How Can I Clear and Reclaim the Storage Space in GaussDB(DWS)?,Cluster Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Can I Clear and Reclaim the Storage Space in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_0054.html", + "node_id":"en-us_topic_0000001330808744.xml", + "product_code":"dws", + "code":"213", + "des":"If you do not run VACUUM to clear and reclaim the storage space before the scale-out, the data deleted from GaussDB(DWS) may not free up the occupied disk space.During th", + "doc_type":"usermanual", + "kw":"Why Did the Used Storage in GaussDB(DWS) Shrink After Scale-out?,Cluster Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Why Did the Used Storage in GaussDB(DWS) Shrink After Scale-out?", + "githuburl":"" + }, + { + "uri":"dws_03_0090.html", + "node_id":"en-us_topic_0000001330488824.xml", + "product_code":"dws", + "code":"214", + "des":"Total disk capacity of GaussDB(DWS): For a three-node cluster, if each node is 320 GB, the total capacity is 960 GB. When 1 GB data is stored, GaussDB(DWS) stores 1 GB da", + "doc_type":"usermanual", + "kw":"How Is the Disk Space or Capacity of GaussDB(DWS) Calculated?,Cluster Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Is the Disk Space or Capacity of GaussDB(DWS) Calculated?", + "githuburl":"" + }, + { + "uri":"dws_03_2122.html", + "node_id":"en-us_topic_0000001381889065.xml", + "product_code":"dws", + "code":"215", + "des":"After connecting to a database, run the following SQL statement to check the maximum number of concurrent sessions globally:Go to the Cloud Eye console and set the thresh", + "doc_type":"usermanual", + "kw":"How Can I Set the Session Threshold for Cloud Eye When Adding an Alarm Rule on GaussDB(DWS)?,Cluster", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Can I Set the Session Threshold for Cloud Eye When Adding an Alarm Rule on GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_2140.html", + "node_id":"en-us_topic_0000001330648772.xml", + "product_code":"dws", + "code":"216", + "des":"Coordinator Node (CN) is an important component in GaussDB(DWS) that is most closely related to users. It provides external application interfaces, optimizes global execu", + "doc_type":"usermanual", + "kw":"When Should I Add CNs or Scale Out a Cluster in GaussDB(DWS)?,Cluster Management,User Guide", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"When Should I Add CNs or Scale Out a Cluster in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_3416.html", + "node_id":"en-us_topic_0000001586042849.xml", + "product_code":"dws", + "code":"217", + "des":"Small-flavor many-node:If your data volume is small and you have requirement for node scaling, but you have limited budget, you can select a small-flavor many-node cluste", + "doc_type":"usermanual", + "kw":"How Do I Select Between Small-Scale Multi-Node and Large-Scale Three-Node Clusters with Equivalent C", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"How Do I Select Between Small-Scale Multi-Node and Large-Scale Three-Node Clusters with Equivalent CPU and Memory in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_2142.html", + "node_id":"en-us_topic_0000001384775385.xml", + "product_code":"dws", + "code":"218", + "des":"The biggest difference between hot data storage and cold data storage lies in the storage media.Hot data is frequently queried or updated and has high requirements on acc", + "doc_type":"usermanual", + "kw":"What Are the Differences Between Hot Data Storage and Cold Data Storage in GaussDB(DWS)?,Cluster Man", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"What Are the Differences Between Hot Data Storage and Cold Data Storage in GaussDB(DWS)?", + "githuburl":"" + }, + { + "uri":"dws_03_2149.html", + "node_id":"en-us_topic_0000001808534565.xml", + "product_code":"dws", + "code":"219", + "des":"When a user performs a scale-in operation, the Scale In button is unavailable and the user cannot proceed to the next scale-in operation.The system verifies the cluster's", + "doc_type":"usermanual", + "kw":"What Should I Do If the Scale-In Button of GaussDB(DWS) Is Unavailable?,Cluster Management,User Guid", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"What Should I Do If the Scale-In Button of GaussDB(DWS) Is Unavailable?", + "githuburl":"" + }, + { + "uri":"dws_03_0110.html", + "node_id":"en-us_topic_0000001330488836.xml", + "product_code":"dws", + "code":"220", + "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", + "doc_type":"usermanual", + "kw":"Account Permissions", + "search_title":"", + "metedata":[ + { + + } + ], + "title":"Account Permissions", "githuburl":"" }, { "uri":"dws_03_0200.html", "node_id":"en-us_topic_0000001427138953.xml", "product_code":"dws", - "code":"247", + "code":"221", "des":"In GaussDB(DWS), you can isolate workloads through database and schema configurations. Their differences are as follows:Databases cannot communicate with each other and s", "doc_type":"usermanual", - "kw":"How Does GaussDB(DWS) Implement Workload Isolation?,Account, Password, and Permission,User Guide", + "kw":"How Does GaussDB(DWS) Implement Workload Isolation?,Account Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"How Does GaussDB(DWS) Implement Workload Isolation?", @@ -4691,168 +3819,150 @@ "uri":"dws_03_0092.html", "node_id":"en-us_topic_0000001381728581.xml", "product_code":"dws", - "code":"248", + "code":"222", "des":"To change the password of the database administrator dbadmin, log in to the console and choose More > Reset Password in cluster row.Resetting the password of user dbadmin", "doc_type":"usermanual", - "kw":"How Do I Change the Password of a Database Account When the Password Expires?,Account, Password, and", + "kw":"How Do I Change the Password of a GaussDB(DWS) Database Account When the Password Expires?,Account P", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Change the Password of a Database Account When the Password Expires?", + "title":"How Do I Change the Password of a GaussDB(DWS) Database Account When the Password Expires?", "githuburl":"" }, { "uri":"dws_03_0197.html", "node_id":"en-us_topic_0000001381808757.xml", "product_code":"dws", - "code":"249", + "code":"223", "des":"This section describes how to grant users the SELECT, INSERT, UPDATE, or full permissions of tables to users.Assume there are users u1, u2, u3, u4, and u5 and five schema", "doc_type":"usermanual", - "kw":"How Do I Grant Table Permissions to a User?,Account, Password, and Permission,User Guide", + "kw":"How Do I Grant Table Permissions to a Specified GaussDB(DWS) User?,Account Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Grant Table Permissions to a User?", + "title":"How Do I Grant Table Permissions to a Specified GaussDB(DWS) User?", "githuburl":"" }, { "uri":"dws_03_0196.html", "node_id":"en-us_topic_0000001330808760.xml", "product_code":"dws", - "code":"250", - "des":"This section describes how to grant the query permission for a schema as an example. For more information, see \"How Do I Grant Table Permissions to a User?\" in FAQ. You ", + "code":"224", + "des":"This section explains how to give query permission for schema-level permissions. If you need other permissions, see \"How Do I Grant Table Permissions to a User?\" in FAQsP", "doc_type":"usermanual", - "kw":"How Do I Grant Schema Permissions to a User?,Account, Password, and Permission,User Guide", + "kw":"How Do I Grant the Permission of a Schema to a Specified GaussDB(DWS) User?,Account Permissions,User", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Grant Schema Permissions to a User?", + "title":"How Do I Grant the Permission of a Schema to a Specified GaussDB(DWS) User?", "githuburl":"" }, { "uri":"dws_03_0198.html", "node_id":"en-us_topic_0000001361046776.xml", "product_code":"dws", - "code":"251", + "code":"225", "des":"In service development, database administrators use schemas to classify data. For example, in the financial industry, liability data belong to schema s1, and asset data b", "doc_type":"usermanual", - "kw":"How Do I Create a Database Read-only User?,Account, Password, and Permission,User Guide", + "kw":"How Do I Create a GaussDB(DWS) Database Read-Only User?,Account Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Create a Database Read-only User?", + "title":"How Do I Create a GaussDB(DWS) Database Read-Only User?", "githuburl":"" }, { "uri":"dws_03_0199.html", "node_id":"en-us_topic_0000001411540041.xml", "product_code":"dws", - "code":"252", + "code":"226", "des":"The system administrator dbadmin has the permission to access tables created by common users by default. When Separation of Permissions is enabled, the administrator dbad", "doc_type":"usermanual", - "kw":"How Do I Create Private Database Users and Tables?,Account, Password, and Permission,User Guide", + "kw":"How Do I Create Private Users and Tables in a GaussDB(DWS) Database?,Account Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Create Private Database Users and Tables?", + "title":"How Do I Create Private Users and Tables in a GaussDB(DWS) Database?", "githuburl":"" }, { "uri":"dws_03_0195.html", "node_id":"en-us_topic_0000001330648784.xml", "product_code":"dws", - "code":"253", + "code":"227", "des":"In a service, the permission of user u1 to connect to a database needs to be revoked. After the REVOKE CONNECT ON DATABASE gaussdb FROM u1; command is executed successful", "doc_type":"usermanual", - "kw":"How Do I Revoke the CONNECT ON DATABASE Permission from a User?,Account, Password, and Permission,Us", + "kw":"How Do I Revoke the CONNECT ON DATABASE Permission of a User on GaussDB(DWS)?,Account Permissions,Us", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I Revoke the CONNECT ON DATABASE Permission from a User?", + "title":"How Do I Revoke the CONNECT ON DATABASE Permission of a User on GaussDB(DWS)?", "githuburl":"" }, { "uri":"dws_03_0201.html", "node_id":"en-us_topic_0000001437886853.xml", "product_code":"dws", - "code":"254", + "code":"228", "des":"Scenario 1: Run theinformation_schema.table_privilegescommand to view the table permissions of a user. Example:In the preceding figure, user u2 has all permissions of tab", "doc_type":"usermanual", - "kw":"How Do I View the Table Permissions of a User?,Account, Password, and Permission,User Guide", + "kw":"How Do I View the Table Permissions of a GaussDB(DWS) User?,Account Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Do I View the Table Permissions of a User?", + "title":"How Do I View the Table Permissions of a GaussDB(DWS) User?", "githuburl":"" }, { "uri":"dws_03_0202.html", "node_id":"en-us_topic_0000001440152509.xml", "product_code":"dws", - "code":"255", + "code":"229", "des":"When you run the SELECT * FROM pg_user statement to view users in the current system, you may see user Ruby many times, who has many permissions.User Ruby is an official ", "doc_type":"usermanual", - "kw":"Who Is User Ruby?,Account, Password, and Permission,User Guide", + "kw":"What Is the Ruby User in the GaussDB(DWS) Database?,Account Permissions,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Who Is User Ruby?", + "title":"What Is the Ruby User in the GaussDB(DWS) Database?", "githuburl":"" }, { "uri":"dws_03_0035.html", "node_id":"en-us_topic_0000001330648792.xml", "product_code":"dws", - "code":"256", + "code":"230", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Database Performance", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Database Performance", @@ -4862,16 +3972,14 @@ "uri":"dws_03_0071.html", "node_id":"en-us_topic_0000001330329176.xml", "product_code":"dws", - "code":"257", + "code":"231", "des":"After a database is used for a period of time, the table data increases as services grow, or the table data is frequently added, deleted, or modified. As a result, bloati", "doc_type":"usermanual", "kw":"Why Is SQL Execution Slow After Long GaussDB(DWS) Usage?,Database Performance,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Why Is SQL Execution Slow After Long GaussDB(DWS) Usage?", @@ -4881,16 +3989,14 @@ "uri":"dws_03_0036.html", "node_id":"en-us_topic_0000001381609409.xml", "product_code":"dws", - "code":"258", + "code":"232", "des":"Due to the MPP architecture limitation of GaussDB(DWS), a few PostgreSQL methods and functions cannot be pushed to DNs for execution. As a result, performance bottlenecks", "doc_type":"usermanual", "kw":"Why Does GaussDB(DWS) Perform Worse Than a Single-Server Database in Extreme Scenarios?,Database Per", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"Why Does GaussDB(DWS) Perform Worse Than a Single-Server Database in Extreme Scenarios?", @@ -4900,54 +4006,31 @@ "uri":"dws_03_0100.html", "node_id":"en-us_topic_0000001330488848.xml", "product_code":"dws", - "code":"259", + "code":"233", "des":"You can use the top SQL feature to view SQL statements executed in a specified period. SQL statements of the current CN or all CNs can be viewed.Top SQL allows you to vie", "doc_type":"usermanual", - "kw":"How Can I View SQL Execution Records in a Certain Period When Read and Write Requests Are Blocked?,D", + "kw":"How Do I View SQL Execution Records of a Certain Period When GaussDB(DWS) Service Read and Write Are", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"How Can I View SQL Execution Records in a Certain Period When Read and Write Requests Are Blocked?", - "githuburl":"" - }, - { - "uri":"dws_03_1485.html", - "node_id":"en-us_topic_0000001381728593.xml", - "product_code":"dws", - "code":"260", - "des":"You can use a snapshot to restore your cluster to a new one that has larger storage space, and then delete the old cluster. You can learn cluster storage by checking Avai", - "doc_type":"usermanual", - "kw":"What Do I Do If My Cluster Is Unavailable Because of Insufficient Space?,Database Performance,User G", - "search_title":"", - "metedata":[ - { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" - } - ], - "title":"What Do I Do If My Cluster Is Unavailable Because of Insufficient Space?", + "title":"How Do I View SQL Execution Records of a Certain Period When GaussDB(DWS) Service Read and Write Are Blocked?", "githuburl":"" }, { "uri":"dws_03_2111.html", "node_id":"en-us_topic_0000001519381058.xml", "product_code":"dws", - "code":"261", + "code":"234", "des":"In different service scenarios, system resources (CPU, memory, I/O, and storage resources) of the database are properly allocated to queries to ensure query performance, ", "doc_type":"usermanual", "kw":"GaussDB(DWS) CPU Resource Management,Database Performance,User Guide", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"GaussDB(DWS) CPU Resource Management", @@ -4957,35 +4040,31 @@ "uri":"dws_03_2112.html", "node_id":"en-us_topic_0000001533476366.xml", "product_code":"dws", - "code":"262", + "code":"235", "des":"The execution speed of an ordinary user is slower than that of the dbadmin user in the following scenarios:Ordinary users are queuing: waiting in queue/waiting in global ", "doc_type":"usermanual", - "kw":"Why the Tasks Executed by an Ordinary User Are Slower Than That Executed by the dbadmin User?,Databa", + "kw":"Why Is the Execution of Common GaussDB(DWS) User Slower Than That of User dbadmin?,Database Performa", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Why the Tasks Executed by an Ordinary User Are Slower Than That Executed by the dbadmin User?", + "title":"Why Is the Execution of Common GaussDB(DWS) User Slower Than That of User dbadmin?", "githuburl":"" }, { "uri":"dws_03_2114.html", "node_id":"en-us_topic_0000001556121690.xml", "product_code":"dws", - "code":"263", + "code":"236", "des":"GaussDB(DWS) uses the shared-nothing architecture, and data is stored in a distributed manner. Therefore, the distribution key, data volume, and number of partitions affe", "doc_type":"usermanual", "kw":"What Are the Factors Related to the Single-Table Query Performance in GaussDB(DWS)?,Database Perform", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], "title":"What Are the Factors Related to the Single-Table Query Performance in GaussDB(DWS)?", @@ -4995,64 +4074,58 @@ "uri":"dws_03_2010.html", "node_id":"en-us_topic_0000001330648796.xml", "product_code":"dws", - "code":"264", + "code":"237", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", - "kw":"Snapshot Backup and Restoration", + "kw":"Backup and Restoration", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Snapshot Backup and Restoration", + "title":"Backup and Restoration", "githuburl":"" }, { "uri":"dws_03_0059.html", "node_id":"en-us_topic_0000001330329180.xml", "product_code":"dws", - "code":"265", + "code":"238", "des":"This happens when the data to be backed up is large. Automated snapshots are incremental backups, and the lower the frequency you set (for example, one week), the longer ", "doc_type":"usermanual", - "kw":"Why Is Creating an Automated Snapshot So Slow?,Snapshot Backup and Restoration,User Guide", + "kw":"Why Does It Take a Long Time to Create an Automated Snapshot in GaussDB(DWS)?,Backup and Restoration", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Why Is Creating an Automated Snapshot So Slow?", + "title":"Why Does It Take a Long Time to Create an Automated Snapshot in GaussDB(DWS)?", "githuburl":"" }, { "uri":"dws_03_2131.html", "node_id":"en-us_topic_0000001381728601.xml", "product_code":"dws", - "code":"266", + "code":"239", "des":"No.GaussDB(DWS) snapshots are used to restore all the configurations and service data of a cluster. EVS snapshots are used to restore the service data of a data disk or s", "doc_type":"usermanual", - "kw":"Does a DWS Snapshot Have the Same Function as an EVS Snapshot?,Snapshot Backup and Restoration,User ", + "kw":"Does a GaussDB(DWS) Snapshot Have the Same Function as an EVS Snapshot?,Backup and Restoration,User ", "search_title":"", "metedata":[ { - "prodname":"dws", - "documenttype":"faq", - "opensource":"true" + } ], - "title":"Does a DWS Snapshot Have the Same Function as an EVS Snapshot?", + "title":"Does a GaussDB(DWS) Snapshot Have the Same Function as an EVS Snapshot?", "githuburl":"" }, { "uri":"dws_01_0070.html", - "node_id":"en-us_topic_0000001707254749.xml", + "node_id":"en-us_topic_0000001951848477.xml", "product_code":"dws", - "code":"267", + "code":"240", "des":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "doc_type":"usermanual", "kw":"Change History,User Guide", diff --git a/docs/dws/umn/CLASS.TXT.json b/docs/dws/umn/CLASS.TXT.json index 3e0fb081..07b4e7e6 100644 --- a/docs/dws/umn/CLASS.TXT.json +++ b/docs/dws/umn/CLASS.TXT.json @@ -89,6 +89,15 @@ "p_code":"1", "code":"10" }, + { + "desc":"This section describes the technical specifications of GaussDB(DWS) in different versions.The maximum number of concurrent connections is based on the data warehouse with", + "product_code":"dws", + "title":"GaussDB(DWS) Technical Specifications", + "uri":"dws_01_00113.html", + "doc_type":"usermanual", + "p_code":"1", + "code":"11" + }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", @@ -96,7 +105,7 @@ "uri":"dws_01_0078.html", "doc_type":"usermanual", "p_code":"", - "code":"11" + "code":"12" }, { "desc":"This guide is an introductory tutorial that demonstrates how to create a sample GaussDB(DWS) cluster, connect to the cluster database, import the sample data from OBS, an", @@ -104,8 +113,8 @@ "title":"Step 1: Starting Preparations", "uri":"dws_01_0088.html", "doc_type":"usermanual", - "p_code":"11", - "code":"12" + "p_code":"12", + "code":"13" }, { "desc":"Before using GaussDB(DWS) to analyze data, create a cluster. A cluster consists of multiple nodes in the same subnet. These nodes jointly provide services. This section d", @@ -113,8 +122,8 @@ "title":"Step 2: Creating a Cluster", "uri":"dws_01_0013.html", "doc_type":"usermanual", - "p_code":"11", - "code":"13" + "p_code":"12", + "code":"14" }, { "desc":"This section describes how to use a database client to connect to the database in a GaussDB(DWS) cluster. In the following example, the Data Studio client tool is used fo", @@ -122,17 +131,17 @@ "title":"Step 3: Connecting to a Cluster", "uri":"dws_01_0107.html", "doc_type":"usermanual", - "p_code":"11", - "code":"14" + "p_code":"12", + "code":"15" }, { - "desc":"After performing the steps in preceding sections, you can refer to the documentation listed as follows for more information about GaussDB(DWS):Data Warehouse Service User", + "desc":"After performing the steps in preceding sections, you can refer to the documentation listed as follows for more information about GaussDB(DWS):Data Warehouse Service (DWS", "product_code":"dws", "title":"Step 4: Viewing Other Documents and Deleting Resources", "uri":"dws_01_0079.html", "doc_type":"usermanual", - "p_code":"11", - "code":"15" + "p_code":"12", + "code":"16" }, { "desc":"GaussDB(DWS) is an online data processing database that uses the cloud infrastructure to provide scalable, fully-managed, and out-of-the-box analytic database service, fr", @@ -141,7 +150,7 @@ "uri":"dws_01_0018.html", "doc_type":"usermanual", "p_code":"", - "code":"16" + "code":"17" }, { "desc":"Before using GaussDB(DWS), make the following preparations:Determining the Cluster PortsWhen creating a GaussDB(DWS) cluster, you need to specify a port for SQL clients o", @@ -150,7 +159,7 @@ "uri":"dws_01_0154.html", "doc_type":"usermanual", "p_code":"", - "code":"17" + "code":"18" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -159,7 +168,7 @@ "uri":"dws_01_0160.html", "doc_type":"usermanual", "p_code":"", - "code":"18" + "code":"19" }, { "desc":"This section describes how to log in to the GaussDB(DWS) management console and use GaussDB(DWS).", @@ -167,17 +176,26 @@ "title":"Accessing the GaussDB(DWS) Management Console", "uri":"dws_01_0157.html", "doc_type":"usermanual", - "p_code":"18", - "code":"19" + "p_code":"19", + "code":"20" }, { - "desc":"To use cloud GaussDB(DWS), create a data warehouse cluster first.This section describes how to create a data warehouse cluster on the GaussDB(DWS) management console.You ", + "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", + "product_code":"dws", + "title":"Creating a Dedicated Cluster", + "uri":"dws_01_0221.html", + "doc_type":"usermanual", + "p_code":"19", + "code":"21" + }, + { + "desc":"To use cloud GaussDB(DWS), create a data warehouse cluster first.This section describes how to create a data warehouse cluster on the GaussDB(DWS) console.You have evalua", "product_code":"dws", "title":"Creating a Cluster", "uri":"dws_01_0019.html", "doc_type":"usermanual", - "p_code":"18", - "code":"20" + "p_code":"21", + "code":"22" }, { "desc":"If you do not need to use a cluster, perform the operations in this section to delete it.Deleted clusters cannot be recovered. Additionally, you cannot access user data a", @@ -185,8 +203,8 @@ "title":"Deleting a Cluster", "uri":"dws_01_0025.html", "doc_type":"usermanual", - "p_code":"18", - "code":"21" + "p_code":"19", + "code":"23" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -195,7 +213,7 @@ "uri":"dws_01_0131.html", "doc_type":"usermanual", "p_code":"", - "code":"22" + "code":"24" }, { "desc":"If you have created a GaussDB(DWS) cluster, you can use the SQL client tool or a third-party driver such as JDBC or ODBC to connect to the cluster and access the database", @@ -203,8 +221,8 @@ "title":"Methods of Connecting to a Cluster", "uri":"dws_01_0137.html", "doc_type":"usermanual", - "p_code":"22", - "code":"23" + "p_code":"24", + "code":"25" }, { "desc":"You can access GaussDB(DWS) clusters by different methods and the connection address of each connection method varies. This section describes how to view and obtain the p", @@ -212,8 +230,8 @@ "title":"Obtaining the Cluster Connection Address", "uri":"dws_01_0033.html", "doc_type":"usermanual", - "p_code":"22", - "code":"24" + "p_code":"24", + "code":"26" }, { "desc":"Data Studio is a SQL client tool running on the Windows operating system. It provides various GUIs for you to manage databases and database objects, as well as edit, run,", @@ -221,8 +239,8 @@ "title":"Using the Data Studio GUI Client to Connect to a Cluster", "uri":"dws_01_0094.html", "doc_type":"usermanual", - "p_code":"22", - "code":"25" + "p_code":"24", + "code":"27" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -230,17 +248,17 @@ "title":"Using the gsql CLI Client to Connect to a Cluster", "uri":"dws_01_0093.html", "doc_type":"usermanual", - "p_code":"22", - "code":"26" + "p_code":"24", + "code":"28" }, { "desc":"GaussDB(DWS) provides client tool packages that match the cluster versions. You can download the desired client tool package on the GaussDB(DWS) management console.The cl", "product_code":"dws", - "title":"Downloading the Data Studio client", + "title":"Downloading the Client", "uri":"dws_01_0031.html", "doc_type":"usermanual", - "p_code":"26", - "code":"27" + "p_code":"28", + "code":"29" }, { "desc":"This section describes how to connect to a database through an SQL client after you create a data warehouse cluster and before you use the cluster's database. GaussDB(DWS", @@ -248,8 +266,8 @@ "title":"Using the Linux gsql Client to Connect to a Cluster", "uri":"dws_01_0037.html", "doc_type":"usermanual", - "p_code":"26", - "code":"28" + "p_code":"28", + "code":"30" }, { "desc":"This section describes how to connect to a database through an SQL client after you create a data warehouse cluster and before you use the cluster's database. GaussDB(DWS", @@ -257,8 +275,8 @@ "title":"Using the Windows gsql Client to Connect to a Cluster", "uri":"dws_01_0128.html", "doc_type":"usermanual", - "p_code":"26", - "code":"29" + "p_code":"28", + "code":"31" }, { "desc":"GaussDB(DWS) supports the standard SSL. As a highly secure protocol, SSL authenticates bidirectional identification between the server and client using digital signatures", @@ -266,8 +284,8 @@ "title":"Establishing Secure TCP/IP Connections in SSL Mode", "uri":"dws_01_0038.html", "doc_type":"usermanual", - "p_code":"26", - "code":"30" + "p_code":"28", + "code":"32" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -275,17 +293,17 @@ "title":"Using the JDBC and ODBC Drivers to Connect to a Cluster", "uri":"dws_01_0081.html", "doc_type":"usermanual", - "p_code":"22", - "code":"31" + "p_code":"24", + "code":"33" }, { - "desc":"If the connection pool mechanism is used during application development, the following specifications must be met. Otherwise, connections in the connection pool have stat", + "desc":"If the connection pool mechanism is used during application development, comply with the following specifications: If you do not do so, the status of connections in the c", "product_code":"dws", "title":"Development Specifications", "uri":"dws_01_0106.html", "doc_type":"usermanual", - "p_code":"31", - "code":"32" + "p_code":"33", + "code":"34" }, { "desc":"The JDBC or ODBC driver is used to connect to data warehouse clusters. You can download the JDBC or ODBC driver provided by GaussDB(DWS) from the management console or us", @@ -293,8 +311,8 @@ "title":"Downloading the JDBC or ODBC Driver", "uri":"dws_01_0032.html", "doc_type":"usermanual", - "p_code":"31", - "code":"33" + "p_code":"33", + "code":"35" }, { "desc":"In GaussDB(DWS), you can use a JDBC driver to connect to a database on Linux or Windows. The driver can connect to the database through an ECS on the cloud platform or ov", @@ -302,8 +320,8 @@ "title":"Using JDBC to Connect to a Cluster", "uri":"dws_01_0077.html", "doc_type":"usermanual", - "p_code":"31", - "code":"34" + "p_code":"33", + "code":"36" }, { "desc":"If you use JDBC to connect to only one CN in the cluster, this CN may be overloaded and other CN resources wasted. It also incurs single-node failure risks.To avoid these", @@ -311,8 +329,8 @@ "title":"Configuring JDBC to Connect to a Cluster (Load Balancing Mode)", "uri":"dws_01_0169.html", "doc_type":"usermanual", - "p_code":"31", - "code":"35" + "p_code":"33", + "code":"37" }, { "desc":"GaussDB(DWS) allows you to access databases using IAM authentication. When you use the JDBC application program to connect to a cluster, set the IAM username, credential,", @@ -320,17 +338,17 @@ "title":"Configuring JDBC to Connect to a Cluster (IAM Authentication Mode)", "uri":"dws_01_0133.html", "doc_type":"usermanual", - "p_code":"31", - "code":"36" + "p_code":"33", + "code":"38" }, { - "desc":"In GaussDB(DWS), you can use an ODBC driver to connect to the database. The driver can connect to the database through an ECS on the cloud platform or over the Internet.F", + "desc":"GaussDB(DWS) allows you to use an ODBC driver to connect to the database through an ECS on the cloud platform or over the Internet.For details about how to use the ODBC A", "product_code":"dws", "title":"Using ODBC to Connect to a Cluster", "uri":"dws_01_0086.html", "doc_type":"usermanual", - "p_code":"31", - "code":"37" + "p_code":"33", + "code":"39" }, { "desc":"After creating a data warehouse cluster and using the third-party function library psycopg2 to connect to the cluster, you can use Python to access GaussDB(DWS) and perfo", @@ -338,8 +356,8 @@ "title":"Using the Third-Party Function Library psycopg2 of Python to Connect to a Cluster", "uri":"dws_01_0120.html", "doc_type":"usermanual", - "p_code":"22", - "code":"38" + "p_code":"24", + "code":"40" }, { "desc":"After creating a data warehouse cluster and using the third-party function library PyGreSQL to connect to the cluster, you can use Python to access GaussDB(DWS) and perfo", @@ -347,8 +365,8 @@ "title":"Using the Python Library PyGreSQL to Connect to a Cluster", "uri":"dws_01_0171.html", "doc_type":"usermanual", - "p_code":"22", - "code":"39" + "p_code":"24", + "code":"41" }, { "desc":"By default, a database supports a certain number of connections. Administrators can manage database connections to learn about the connection performance of the current d", @@ -356,8 +374,8 @@ "title":"Managing Database Connections", "uri":"dws_01_0039.html", "doc_type":"usermanual", - "p_code":"22", - "code":"40" + "p_code":"24", + "code":"42" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -366,25 +384,16 @@ "uri":"dws_01_0162.html", "doc_type":"usermanual", "p_code":"", - "code":"41" - }, - { - "desc":"The Dashboard page consists of the following parts:ResourcesIn the Resources module, you can view the number of available resources, including Available/Total Clusters, A", - "product_code":"dws", - "title":"Dashboard", - "uri":"dws_01_1211.html", - "doc_type":"usermanual", - "p_code":"41", - "code":"42" + "code":"43" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", - "title":"Database Monitoring (DMS)", + "title":"Databases Monitoring (DMS)", "uri":"dws_01_00014.html", "doc_type":"usermanual", - "p_code":"41", - "code":"43" + "p_code":"43", + "code":"44" }, { "desc":"DMS is provided by GaussDB(DWS) to ensure the fast and stable running of databases. It collects, monitors, and analyzes the disk, network, and OS metric data used by the ", @@ -392,8 +401,8 @@ "title":"Database Monitoring Overview", "uri":"dws_01_00131.html", "doc_type":"usermanual", - "p_code":"43", - "code":"44" + "p_code":"44", + "code":"45" }, { "desc":"You can check the status and available resources of a cluster and learn about its real-time resource consumption through the GaussDB(DWS) monitoring items.Table 1 describ", @@ -401,17 +410,17 @@ "title":"Monitoring Metrics", "uri":"dws_01_00136.html", "doc_type":"usermanual", - "p_code":"43", - "code":"45" + "p_code":"44", + "code":"46" }, { - "desc":"On the page that is displayed, you can view the cluster status, real-time resource consumption, top SQL statements, cluster resource consumption, and key database metrics", + "desc":"On the page that is displayed, you can view the cluster status, real-time resource consumption, cluster resource consumption, and key database metrics.Metrics can be coll", "product_code":"dws", "title":"Cluster Overview", "uri":"dws_01_00132.html", "doc_type":"usermanual", - "p_code":"43", - "code":"46" + "p_code":"44", + "code":"47" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -419,8 +428,8 @@ "title":"Monitoring", "uri":"dws_01_00133.html", "doc_type":"usermanual", - "p_code":"43", - "code":"47" + "p_code":"44", + "code":"48" }, { "desc":"On the page that is displayed, view the real-time consumption of nodes, memory, disks, disk I/O, and network I/O.On the Overview tab page, you can view the key resources ", @@ -428,8 +437,8 @@ "title":"Node Monitoring", "uri":"dws_01_1331.html", "doc_type":"usermanual", - "p_code":"47", - "code":"48" + "p_code":"48", + "code":"49" }, { "desc":"You can select a time range and check the performance trend in this range.By default, the monitoring information of the last hour is displayed.You can view the monitoring", @@ -437,17 +446,17 @@ "title":"Performance Monitoring", "uri":"dws_01_1337.html", "doc_type":"usermanual", - "p_code":"47", - "code":"49" + "p_code":"48", + "code":"50" }, { - "desc":"The Database Monitoring page displays the real-time and historical resource consumption a database.You can select a database and check its resource usage. For details, se", + "desc":"The Database Monitoring page displays the real-time and historical resource consumption a database.You can select a database to view its resource usage. For details about", "product_code":"dws", "title":"Database Monitoring", "uri":"dws_01_1332.html", "doc_type":"usermanual", - "p_code":"47", - "code":"50" + "p_code":"48", + "code":"51" }, { "desc":"You can check the real-time information about all queries and sessions running in the cluster.Real-time query is supported only in clusters of version 8.1.2 and later.To ", @@ -455,8 +464,8 @@ "title":"Real-Time Queries", "uri":"dws_01_1334.html", "doc_type":"usermanual", - "p_code":"47", - "code":"51" + "p_code":"48", + "code":"52" }, { "desc":"All the historical queries in the current cluster will be displayed.Historical queries can be viewed only in clusters of version 8.1.2 and later.To enable historical quer", @@ -464,8 +473,8 @@ "title":"Historical Queries", "uri":"dws_01_1333.html", "doc_type":"usermanual", - "p_code":"47", - "code":"52" + "p_code":"48", + "code":"53" }, { "desc":"On the Instance Monitoring page, you can view the real-time and historical information about detected slow instances.DMS can automatically configure and start the slow in", @@ -473,8 +482,8 @@ "title":"Instance Monitoring", "uri":"dws_01_1338.html", "doc_type":"usermanual", - "p_code":"47", - "code":"53" + "p_code":"48", + "code":"54" }, { "desc":"You can check the real-time statistics and resource consumption history about resource pools.You can check user-defined resource pools, real-time and historical resource ", @@ -482,8 +491,8 @@ "title":"Resource Pool Monitoring", "uri":"dws_01_1339.html", "doc_type":"usermanual", - "p_code":"47", - "code":"54" + "p_code":"48", + "code":"55" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -491,8 +500,8 @@ "title":"Utilities", "uri":"dws_01_00175.html", "doc_type":"usermanual", - "p_code":"43", - "code":"55" + "p_code":"44", + "code":"56" }, { "desc":"To enable SQL diagnosis, enable monitoring on real-time and historical queries on the Queries and History tabs, respectively. For details, see Monitoring Collection.Query", @@ -500,17 +509,17 @@ "title":"SQL Diagnosis", "uri":"dws_01_00134.html", "doc_type":"usermanual", - "p_code":"55", - "code":"56" + "p_code":"56", + "code":"57" }, { - "desc":"You can upload and verify SQL probes, execute probe tasks in one click, and periodically execute probe tasks. Alarms can be reported for timeout SQL probes. The following", + "desc":"You can upload and verify SQL probes, execute probe tasks in one click, and periodically execute probe tasks. Alarms can be reported for timeout SQL probes. The procedure", "product_code":"dws", "title":"SQL Probes", "uri":"dws_01_01753.html", "doc_type":"usermanual", - "p_code":"55", - "code":"57" + "p_code":"56", + "code":"58" }, { "desc":"GaussDB(DWS) provides statistics and diagnostic tools for you to learn table status, including:Skew Rate: monitors and analyzes data table statistics in the cluster, and ", @@ -518,8 +527,8 @@ "title":"Table Diagnosis", "uri":"dws_01_01752.html", "doc_type":"usermanual", - "p_code":"55", - "code":"58" + "p_code":"56", + "code":"59" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -527,8 +536,8 @@ "title":"Workload Analysis", "uri":"dws_01_00139.html", "doc_type":"usermanual", - "p_code":"43", - "code":"59" + "p_code":"44", + "code":"60" }, { "desc":"The workload analysis tool of GaussDB(DWS) collects and analyzes database performance data. You can create workload snapshots to record cluster workload data in a specifi", @@ -536,8 +545,8 @@ "title":"Workload Analysis Overview", "uri":"dws_01_00142.html", "doc_type":"usermanual", - "p_code":"59", - "code":"60" + "p_code":"60", + "code":"61" }, { "desc":"You can check the basic information about the cluster workload snapshots, manually create a snapshot, and configure snapshot parameters.Before creating a workload snapsho", @@ -545,8 +554,8 @@ "title":"Workload Snapshots", "uri":"dws_01_00140.html", "doc_type":"usermanual", - "p_code":"59", - "code":"61" + "p_code":"60", + "code":"62" }, { "desc":"You can create, download, and delete work diagnosis reports, and check historical workload diagnosis reports.To create a workload report, obtain the required OBS bucket p", @@ -554,17 +563,17 @@ "title":"Workload Reports", "uri":"dws_01_00141.html", "doc_type":"usermanual", - "p_code":"59", - "code":"62" + "p_code":"60", + "code":"63" }, { - "desc":"The Monitoring page displays the collection period and data aging period of monitoring metrics.The cluster monitoring function is enabled by default.Disable the function ", + "desc":"The Monitoring page displays the collection period of monitoring metrics.The cluster monitoring function is enabled by default.Disable the function if the cluster is bein", "product_code":"dws", "title":"Settings", "uri":"dws_01_00135.html", "doc_type":"usermanual", - "p_code":"43", - "code":"63" + "p_code":"44", + "code":"64" }, { "desc":"On the task details page, you can view the status of tasks, such as enabling, disabling, resetting, and modifying cluster monitoring collection items; one-click DDL revie", @@ -572,8 +581,8 @@ "title":"Checking Task Details", "uri":"dws_01_0143.html", "doc_type":"usermanual", - "p_code":"43", - "code":"64" + "p_code":"44", + "code":"65" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -581,8 +590,8 @@ "title":"Typical Scenarios", "uri":"dws_01_00137.html", "doc_type":"usermanual", - "p_code":"43", - "code":"65" + "p_code":"44", + "code":"66" }, { "desc":"The execution of SQL statements takes a long time, resulting in great resource consumption.If the execution efficiency of SQL statements is low, optimization suggestions ", @@ -590,16 +599,7 @@ "title":"SQL Diagnosis", "uri":"dws_01_01372.html", "doc_type":"usermanual", - "p_code":"65", - "code":"66" - }, - { - "desc":"Time-consuming SQL statements exist.On the Top 5 Time-Consuming Queries page directed from the Cluster Overview page, record the change of top 5 time-consuming queries.An", - "product_code":"dws", - "title":"Top Time-Consuming SQL Statements Viewing", - "uri":"dws_01_01373.html", - "doc_type":"usermanual", - "p_code":"65", + "p_code":"66", "code":"67" }, { @@ -608,7 +608,7 @@ "title":"Monitoring Clusters Using Cloud Eye", "uri":"dws_01_0022.html", "doc_type":"usermanual", - "p_code":"41", + "p_code":"43", "code":"68" }, { @@ -617,7 +617,7 @@ "title":"Alarms", "uri":"dws_01_1240.html", "doc_type":"usermanual", - "p_code":"41", + "p_code":"43", "code":"69" }, { @@ -653,7 +653,7 @@ "title":"Event Notifications", "uri":"dws_01_0100.html", "doc_type":"usermanual", - "p_code":"41", + "p_code":"43", "code":"73" }, { @@ -692,6 +692,15 @@ "p_code":"", "code":"77" }, + { + "desc":"GaussDB(DWS) allows you to inspect the cluster before making any changes like scaling, changing specifications, or upgrading. Simply click Inspect on the relevant page, a", + "product_code":"dws", + "title":"Viewing Inspection Results", + "uri":"dws_01_01755.html", + "doc_type":"usermanual", + "p_code":"77", + "code":"78" + }, { "desc":"On the Nodes tab page, you can view the node list of the current cluster, add new nodes to or remove nodes from it, and view the node usage, status, flavor, and AZ. To mo", "product_code":"dws", @@ -699,7 +708,7 @@ "uri":"dws_01_0818.html", "doc_type":"usermanual", "p_code":"77", - "code":"78" + "code":"79" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -708,16 +717,16 @@ "uri":"dws_01_0910.html", "doc_type":"usermanual", "p_code":"77", - "code":"79" + "code":"80" }, { - "desc":"When you need more compute and storage resources, add more nodes for cluster scale-out on the management console.After the data in a data warehouse is deleted, the occupi", + "desc":"When you need more compute and storage resources, add more nodes for cluster scale-out on the management console.When you scale out the standard data warehouse cluster, u", "product_code":"dws", "title":"Scaling Out a Cluster", "uri":"dws_01_0023.html", "doc_type":"usermanual", - "p_code":"79", - "code":"80" + "p_code":"80", + "code":"81" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -725,8 +734,8 @@ "title":"Cluster Redistribution", "uri":"dws_01_0820.html", "doc_type":"usermanual", - "p_code":"79", - "code":"81" + "p_code":"80", + "code":"82" }, { "desc":"Data redistribution, where data in existing nodes is evenly allocated to the new nodes after you scale out a cluster, is a time-consuming yet crucial task that accelerate", @@ -734,8 +743,8 @@ "title":"Redistributing Data", "uri":"dws_01_8201.html", "doc_type":"usermanual", - "p_code":"81", - "code":"82" + "p_code":"82", + "code":"83" }, { "desc":"On the View Redistribution Details page, you can check the monitoring information, including the redistribution mode, redistribution progress, and table redistribution de", @@ -743,54 +752,9 @@ "title":"Viewing Redistribution Details", "uri":"dws_01_8202.html", "doc_type":"usermanual", - "p_code":"81", - "code":"83" - }, - { - "desc":"You can scale in your clusters on the console to release unnecessary computing and storage resources provided by GaussDB(DWS).Before the scale-in, exit the client connect", - "product_code":"dws", - "title":"Scaling In a Cluster", - "uri":"dws_01_0821.html", - "doc_type":"usermanual", - "p_code":"79", + "p_code":"82", "code":"84" }, - { - "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "product_code":"dws", - "title":"Changing Specifications", - "uri":"dws_01_0911.html", - "doc_type":"usermanual", - "p_code":"77", - "code":"85" - }, - { - "desc":"If you only need to cope with occasional service peaks or only increase computing capabilities, you are advised to modify cluster specifications instead of adding nodes. ", - "product_code":"dws", - "title":"Changing the Node Flavor", - "uri":"dws_01_0829.html", - "doc_type":"usermanual", - "p_code":"85", - "code":"86" - }, - { - "desc":"If you want to change your cluster topology or capacity but the Change node flavor option is grayed out, you can select Change all specifications to increase or decrease ", - "product_code":"dws", - "title":"Changing All Specifications", - "uri":"dws_01_0825.html", - "doc_type":"usermanual", - "p_code":"85", - "code":"87" - }, - { - "desc":"In conventional scaling, compute and storage resources are coupled. If a company scales out disks, it has to add unnecessary CPUs and memory at the same time. The scaling", - "product_code":"dws", - "title":"Disk Capacity Expansion of an EVS Cluster", - "uri":"dws_01_0828.html", - "doc_type":"usermanual", - "p_code":"85", - "code":"88" - }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", @@ -798,7 +762,7 @@ "uri":"dws_01_0161.html", "doc_type":"usermanual", "p_code":"", - "code":"89" + "code":"85" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -806,8 +770,8 @@ "title":"Snapshots", "uri":"dws_01_0800.html", "doc_type":"usermanual", - "p_code":"89", - "code":"90" + "p_code":"85", + "code":"86" }, { "desc":"A snapshot is a full or incremental backup of a GaussDB(DWS) cluster at a specific point in time. It records the current database data and cluster information, including ", @@ -815,8 +779,8 @@ "title":"Overview", "uri":"dws_01_0151.html", "doc_type":"usermanual", - "p_code":"90", - "code":"91" + "p_code":"86", + "code":"87" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -824,8 +788,8 @@ "title":"Manual Snapshots", "uri":"dws_01_0092.html", "doc_type":"usermanual", - "p_code":"90", - "code":"92" + "p_code":"86", + "code":"88" }, { "desc":"A cluster snapshot is a complete backup that records point-in-time configuration data and service data of a GaussDB(DWS) cluster. This section describes how to create a s", @@ -833,8 +797,8 @@ "title":"Creating a Manual Snapshot", "uri":"dws_01_0028.html", "doc_type":"usermanual", - "p_code":"92", - "code":"93" + "p_code":"88", + "code":"89" }, { "desc":"On the Snapshot Management page of the GaussDB(DWS) management console, you can delete an unwanted snapshot in the Unavailable state or delete an available snapshot to re", @@ -842,8 +806,8 @@ "title":"Deleting a Manual Snapshot", "uri":"dws_01_0030.html", "doc_type":"usermanual", - "p_code":"92", - "code":"94" + "p_code":"88", + "code":"90" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -851,8 +815,8 @@ "title":"Automated Snapshots", "uri":"dws_01_1013.html", "doc_type":"usermanual", - "p_code":"90", - "code":"95" + "p_code":"86", + "code":"91" }, { "desc":"Automated snapshots adopt differential incremental backups. The automated snapshot created for the first time is a full backup (base version), and then the system creates", @@ -860,8 +824,8 @@ "title":"Automatic Snapshot Overview", "uri":"dws_01_10131.html", "doc_type":"usermanual", - "p_code":"95", - "code":"96" + "p_code":"91", + "code":"92" }, { "desc":"You can select a snapshot type and set one or more automated snapshot policies for a cluster. After an automated snapshot policy is enabled, the system automatically crea", @@ -869,8 +833,8 @@ "title":"Configuring an Automated Snapshot Policy", "uri":"dws_01_0089.html", "doc_type":"usermanual", - "p_code":"95", - "code":"97" + "p_code":"91", + "code":"93" }, { "desc":"This section describes how to copy snapshots that are automatically created for long-term retention.All snapshots are displayed by default. You can copy the snapshots tha", @@ -878,8 +842,8 @@ "title":"Copying Automated Snapshots", "uri":"dws_01_0085.html", "doc_type":"usermanual", - "p_code":"95", - "code":"98" + "p_code":"91", + "code":"94" }, { "desc":"Only GaussDB(DWS) can delete automated snapshots; you cannot delete them manually.GaussDB(DWS) deletes an automated snapshot if:The retention period of the snapshot ends.", @@ -887,17 +851,17 @@ "title":"Deleting an Automated Snapshot", "uri":"dws_01_10134.html", "doc_type":"usermanual", - "p_code":"95", - "code":"99" + "p_code":"91", + "code":"95" }, { - "desc":"This section describes how to view snapshot information on the Snapshots page.In the snapshot list, all snapshots are displayed by default. Click next to the snapshot na", + "desc":"This section describes how to view snapshot information on the Snapshots page.In the snapshot list, all snapshots are displayed by default.You can also enter a snapshot n", "product_code":"dws", "title":"Viewing Snapshot Information", "uri":"dws_01_0021.html", "doc_type":"usermanual", - "p_code":"90", - "code":"100" + "p_code":"86", + "code":"96" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -905,17 +869,17 @@ "title":"Restoration Using a Snapshot", "uri":"dws_01_1015.html", "doc_type":"usermanual", - "p_code":"90", - "code":"101" + "p_code":"86", + "code":"97" }, { - "desc":"Cluster-level restoration consists of two steps:Data restoration: The backup tool simultaneously restores data from the backup set to the data directory of each instance,", + "desc":"Cluster-level restoration consists of two steps:Data restoration: Restores data in the backup set to the data directory of each primary DN/CN instance in parallel.Rebuild", "product_code":"dws", "title":"Constraints on Restoring a Snapshot", "uri":"dws_01_1029.html", "doc_type":"usermanual", - "p_code":"101", - "code":"102" + "p_code":"97", + "code":"98" }, { "desc":"This section describes how to restore a snapshot to a new cluster when you want to check point-in-time snapshot data of the cluster.When a snapshot is restored to a new c", @@ -923,8 +887,8 @@ "title":"Restoring a Snapshot to a New Cluster", "uri":"dws_01_0029.html", "doc_type":"usermanual", - "p_code":"101", - "code":"103" + "p_code":"97", + "code":"99" }, { "desc":"You can use a snapshot to restore data to the original cluster. This function is used when a cluster is faulty or data needs to be rolled back to a specified snapshot ver", @@ -932,8 +896,8 @@ "title":"Restoring a Snapshot to the Original Cluster", "uri":"dws_01_00097.html", "doc_type":"usermanual", - "p_code":"101", - "code":"104" + "p_code":"97", + "code":"100" }, { "desc":"You can configure the parameters for creating and restoring a snapshot.This feature applies only to clusters of 8.2.0 or later. (For clusters of versions earlier than 8.2", @@ -941,8 +905,8 @@ "title":"Configuring a Snapshot", "uri":"dws_01_1071.html", "doc_type":"usermanual", - "p_code":"90", - "code":"105" + "p_code":"86", + "code":"101" }, { "desc":"You can stop snapshot creation on the Snapshots page.This feature is supported only in version 8.1.3.200 and later.If the snapshot is ready to complete, the command for s", @@ -950,62 +914,8 @@ "title":"Stopping Snapshot Creation", "uri":"dws_01_1019.html", "doc_type":"usermanual", - "p_code":"90", - "code":"106" - }, - { - "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "product_code":"dws", - "title":"Cluster DR", - "uri":"dws_01_0080.html", - "doc_type":"usermanual", - "p_code":"89", - "code":"107" - }, - { - "desc":"A homogeneous GaussDB(DWS) disaster recovery (DR) cluster is deployed in the same region. If the production cluster fails to provide read and write services due to natura", - "product_code":"dws", - "title":"DR Overview", - "uri":"dws_01_00081.html", - "doc_type":"usermanual", - "p_code":"107", - "code":"108" - }, - { - "desc":"PrerequisitesYou can create a DR task only when the cluster is in the Available or Unbalanced state.ProcedureType: Intra-region DRName: Enter 4 to 64 case-insensitive cha", - "product_code":"dws", - "title":"Creating a DR Task", - "uri":"dws_01_00082.html", - "doc_type":"usermanual", - "p_code":"107", - "code":"109" - }, - { - "desc":"On the page that is displayed, view the following information:DR Information: You can view the DR ID, DR name, DR creation time, and DR status.Production Cluster Informat", - "product_code":"dws", - "title":"Viewing DR Information", - "uri":"dws_01_00083.html", - "doc_type":"usermanual", - "p_code":"107", - "code":"110" - }, - { - "desc":"The DR status will change to Starting. The process will take some time. After the task is started, the DR status will change to Running.You can start a DR task that is in", - "product_code":"dws", - "title":"DR Management", - "uri":"dws_01_00084.html", - "doc_type":"usermanual", - "p_code":"107", - "code":"111" - }, - { - "desc":"After scale-out, the number of DNs in the production cluster must be the same as that in the DR cluster.", - "product_code":"dws", - "title":"Mutually Exclusive DR Cases", - "uri":"dws_01_00085.html", - "doc_type":"usermanual", - "p_code":"107", - "code":"112" + "p_code":"86", + "code":"102" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1014,7 +924,7 @@ "uri":"dws_01_1160.html", "doc_type":"usermanual", "p_code":"", - "code":"113" + "code":"103" }, { "desc":"GaussDB(DWS) provides the intelligent O&M feature to help users quickly and efficiently execute O&M tasks. Intelligent O&M selects a proper time window and concurrency to", @@ -1022,26 +932,26 @@ "title":"Overview", "uri":"dws_01_1161.html", "doc_type":"usermanual", - "p_code":"113", - "code":"114" + "p_code":"103", + "code":"104" }, { "desc":"This configuration takes effect for the VACUUM FULL O&M tasks of all user tables.The concurrency value range is 1 to 24. Configure it based on the remaining disk space an", "product_code":"dws", - "title":"O&M Plans", + "title":"Managing O&M Plans", "uri":"dws_01_1162.html", "doc_type":"usermanual", - "p_code":"113", - "code":"115" + "p_code":"103", + "code":"105" }, { - "desc":"O&M Task: VacuumStatus: Waiting, Running, Completed, or Failed.ProgressRemaining Time WindowTime Window (UTC)Tables Being VacuumedTables to Be VacuumedVacuumed TablesFail", + "desc":"O&M Task: VacuumStatus: Waiting, Running, Completed, or Failed.ProgressRemaining Time WindowTime Window (Local Time)Tables Being VacuumedTables to Be VacuumedVacuumed Tab", "product_code":"dws", - "title":"O&M Status", + "title":"Viewing O&M Tasks", "uri":"dws_01_1163.html", "doc_type":"usermanual", - "p_code":"113", - "code":"116" + "p_code":"103", + "code":"106" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1050,34 +960,43 @@ "uri":"dws_01_0600.html", "doc_type":"usermanual", "p_code":"", - "code":"117" + "code":"107" }, { - "desc":"After a cluster is created, you can modify the cluster's database parameters as required. On the GaussDB(DWS) management console, you can configure common database parame", + "desc":"After a cluster is created, you can modify the cluster's database parameters as required. On the GaussDB(DWS) console, you can configure common database parameters. For d", "product_code":"dws", "title":"Modifying Database Parameters", "uri":"dws_01_0152.html", "doc_type":"usermanual", - "p_code":"117", - "code":"118" + "p_code":"107", + "code":"108" }, { - "desc":"On the Clusters > Dedicated Clusters page of the GaussDB(DWS) management console, you can view the general information about a cluster in the cluster list, such as the cl", + "desc":"On the Clusters > Dedicated Clusters page of the GaussDB(DWS) console, you can view the general information about a cluster in the cluster list, such as the cluster statu", "product_code":"dws", "title":"Checking the Cluster Status", "uri":"dws_01_0020.html", "doc_type":"usermanual", - "p_code":"117", - "code":"119" + "p_code":"107", + "code":"109" }, { - "desc":"Log in to the GaussDB(DWS) management console. In the navigation tree on the left, click Clusters > Dedicated Clusters. In the cluster list, locate the required cluster a", + "desc":"Log in to the GaussDB(DWS) console. In the navigation tree on the left, click Clusters > Dedicated Clusters. In the cluster list, locate the required cluster and click it", "product_code":"dws", "title":"Viewing Cluster Details", "uri":"dws_01_0112.html", "doc_type":"usermanual", - "p_code":"117", - "code":"120" + "p_code":"107", + "code":"110" + }, + { + "desc":"After a GaussDB(DWS) cluster is created, you can change the cluster name as required.After the cluster name is changed, the names of all nodes in the current cluster are ", + "product_code":"dws", + "title":"Changing a Cluster Name", + "uri":"dws_01_7165.html", + "doc_type":"usermanual", + "p_code":"107", + "code":"111" }, { "desc":"A domain name is a string of characters separated by dots to identify the location of a computer or a computer group on the Internet, for example, www.example.com. You ca", @@ -1085,8 +1004,8 @@ "title":"Managing Access Domain Names", "uri":"dws_01_0140.html", "doc_type":"usermanual", - "p_code":"117", - "code":"121" + "p_code":"107", + "code":"112" }, { "desc":"A topology shows all the nodes in a cluster. You can check the node statuses, processes, and IP addresses.You can check the topology structure and node processes.Only clu", @@ -1094,8 +1013,8 @@ "title":"Cluster Topology", "uri":"dws_01_0159.html", "doc_type":"usermanual", - "p_code":"117", - "code":"122" + "p_code":"107", + "code":"113" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1103,8 +1022,8 @@ "title":"Managing Tags", "uri":"dws_01_0103.html", "doc_type":"usermanual", - "p_code":"117", - "code":"123" + "p_code":"107", + "code":"114" }, { "desc":"A tag is a key-value pair customized by users and used to identify cloud resources. It helps users to classify and search for cloud resources.Tags are composed of key-val", @@ -1112,17 +1031,17 @@ "title":"Overview", "uri":"dws_01_0104.html", "doc_type":"usermanual", - "p_code":"123", - "code":"124" + "p_code":"114", + "code":"115" }, { - "desc":"This section describes how to search for clusters based on tags and how to add, modify, and delete tags.You can quickly locate a tagged cluster using tags.You can only en", + "desc":"This section describes how to search for clusters based on tags and how to add, modify, and delete tags.You can quickly locate a tagged cluster using tags.Search by tag s", "product_code":"dws", - "title":"Tag Management", + "title":"Managing Tags", "uri":"dws_01_0105.html", "doc_type":"usermanual", - "p_code":"123", - "code":"125" + "p_code":"114", + "code":"116" }, { "desc":"An enterprise project is a cloud resource management mode. Enterprise Management provides users with comprehensive management in cloud-based resources, personnel, and per", @@ -1130,17 +1049,17 @@ "title":"Managing Enterprise Projects", "uri":"dws_01_0113.html", "doc_type":"usermanual", - "p_code":"117", - "code":"126" + "p_code":"107", + "code":"117" }, { - "desc":"If a cluster fails to be created, you can go to the Clusters > Dedicated Clusters page of the GaussDB(DWS) management console to view the cluster status and the cause of ", + "desc":"If a cluster fails to be created, you can go to the Clusters > Dedicated Clusters page of the GaussDB(DWS) console to view the cluster status and the cause of failure.You", "product_code":"dws", "title":"Managing Clusters That Fail to Be Created", "uri":"dws_01_0073.html", "doc_type":"usermanual", - "p_code":"117", - "code":"127" + "p_code":"107", + "code":"118" }, { "desc":"A cluster in read-only status does not allow write operations. You can remove this status on the management console. A cluster becomes read-only probably because of high ", @@ -1148,8 +1067,8 @@ "title":"Removing the Read-only Status", "uri":"dws_01_0035.html", "doc_type":"usermanual", - "p_code":"117", - "code":"128" + "p_code":"107", + "code":"119" }, { "desc":"In the Unbalanced state, the number of primary instances on some nodes increases. As a result, the load pressure is high. In this case, the cluster is normal, but the ove", @@ -1157,17 +1076,17 @@ "title":"Performing a Primary/Standby Switchback", "uri":"dws_01_8115.html", "doc_type":"usermanual", - "p_code":"117", - "code":"129" + "p_code":"107", + "code":"120" }, { "desc":"If a cluster is in the Unbalanced state or cannot work properly, you may need to restart it for restoration. After modifying a cluster's configurations, such as security ", "product_code":"dws", - "title":"Cluster Restart", + "title":"Starting and Stopping a Cluster", "uri":"dws_01_0024.html", "doc_type":"usermanual", - "p_code":"117", - "code":"130" + "p_code":"107", + "code":"121" }, { "desc":"GaussDB(DWS) allows you to reset the password of the database administrator. If a database administrator forgets their password or the account is locked because the numbe", @@ -1175,26 +1094,26 @@ "title":"Resetting a Password", "uri":"dws_01_0026.html", "doc_type":"usermanual", - "p_code":"117", - "code":"131" + "p_code":"107", + "code":"122" }, { - "desc":"By default, you do not need to manually upgrade a GaussDB(DWS) cluster. To upgrade a cluster on the console, see Delivering a Cluster Upgrade Task on the Console.GaussDB(", + "desc":"GaussDB(DWS) allows users to upgrade clusters on the console. For details, see Upgrading a Cluster.During cluster O&M operations, GaussDB(DWS) will send SMS notifications", "product_code":"dws", "title":"Cluster Upgrade", "uri":"dws_01_0008.html", "doc_type":"usermanual", - "p_code":"117", - "code":"132" + "p_code":"107", + "code":"123" }, { - "desc":"If the private IP address or EIP of a CN is used to connect to a cluster, the failure of this CN will lead to cluster connection failure. If a private or public domain na", + "desc":"If the private IP address or EIP of a CN is used to connect to a cluster, the failure of this CN will lead to cluster connection failure. If a private domain name is used", "product_code":"dws", "title":"Associating and Disassociating ELB", "uri":"dws_01_0822.html", "doc_type":"usermanual", - "p_code":"117", - "code":"133" + "p_code":"107", + "code":"124" }, { "desc":"After a cluster is created, the number of required CNs varies with service requirements. The CN management function enables you to adjust the number of CNs in the cluster", @@ -1202,17 +1121,17 @@ "title":"Managing CNs", "uri":"dws_01_7115.html", "doc_type":"usermanual", - "p_code":"117", - "code":"134" + "p_code":"107", + "code":"125" }, { - "desc":"Cluster logs are collected and sent to Log Tank Service (LTS). You can check or dump the collected cluster logs on LTS.Currently, the following log types are supported:CN", + "desc":"Cluster logs are collected and sent to Log Tank Service (LTS). You can check or dump the collected cluster logs on LTS.The following log types are supported: CN logs, DN ", "product_code":"dws", "title":"Cluster Log Management", "uri":"dws_01_01111.html", "doc_type":"usermanual", "p_code":"", - "code":"135" + "code":"126" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1221,7 +1140,7 @@ "uri":"dws_01_01112.html", "doc_type":"usermanual", "p_code":"", - "code":"136" + "code":"127" }, { "desc":"GaussDB(DWS) allows you to manage database users on the console. You can create, delete, and update database users and manage their permissions on the console.If the curr", @@ -1229,17 +1148,17 @@ "title":"Managing Users", "uri":"dws_01_01113.html", "doc_type":"usermanual", - "p_code":"136", - "code":"137" + "p_code":"127", + "code":"128" }, { - "desc":"Role Name: A username must start with a letter and can contain letters, numbers, and underscores (_). The length cannot exceed 63 characters.Expires: Set the expiration t", + "desc":"Click Add to add a permission configuration. Select the database object type and the corresponding objects. Then, select permissions. For details about permission definit", "product_code":"dws", "title":"Managing Roles", "uri":"dws_01_01114.html", "doc_type":"usermanual", - "p_code":"136", - "code":"138" + "p_code":"127", + "code":"129" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1248,7 +1167,7 @@ "uri":"dws_01_0119.html", "doc_type":"usermanual", "p_code":"", - "code":"139" + "code":"130" }, { "desc":"GaussDB(DWS) provides management console audit logs and database audit logs for users to query service logs, analyze problems, and learn product security and performance ", @@ -1256,8 +1175,8 @@ "title":"Audit Log Overview", "uri":"dws_01_1911.html", "doc_type":"usermanual", - "p_code":"139", - "code":"140" + "p_code":"130", + "code":"131" }, { "desc":"A tracker will be automatically created after CTS is enabled. All traces recorded by CTS are associated with a tracker. Currently, only one tracker can be created for eac", @@ -1265,8 +1184,8 @@ "title":"Management Console Audit Logs", "uri":"dws_01_0118.html", "doc_type":"usermanual", - "p_code":"139", - "code":"141" + "p_code":"130", + "code":"132" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1274,8 +1193,8 @@ "title":"Database Audit Logs", "uri":"dws_01_0184.html", "doc_type":"usermanual", - "p_code":"139", - "code":"142" + "p_code":"130", + "code":"133" }, { "desc":"Database audit logs are configured on the Security Settings page. You can change security settings only when the cluster status is Available and Unbalanced, and Task Info", @@ -1283,8 +1202,8 @@ "title":"Configuring the Database Audit Logs", "uri":"dws_01_0075.html", "doc_type":"usermanual", - "p_code":"142", - "code":"143" + "p_code":"133", + "code":"134" }, { "desc":"GaussDB(DWS) records information (audit logs) about connections and user activities in your database. The audit logs help you monitor the database to ensure security, rec", @@ -1292,8 +1211,8 @@ "title":"Dumping the Database Audit Logs", "uri":"dws_01_0142.html", "doc_type":"usermanual", - "p_code":"142", - "code":"144" + "p_code":"133", + "code":"135" }, { "desc":"The audit function has been enabled by setting audit_enabled. The default value of audit_enabled is ON. To disable audit, set it to OFF by referring to Modifying Database", @@ -1301,8 +1220,8 @@ "title":"Viewing Database Audit Logs", "uri":"dws_01_0183.html", "doc_type":"usermanual", - "p_code":"142", - "code":"145" + "p_code":"133", + "code":"136" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1311,16 +1230,16 @@ "uri":"dws_01_0700.html", "doc_type":"usermanual", "p_code":"", - "code":"146" + "code":"137" }, { "desc":"By default, the administrator specified when you create a GaussDB(DWS) cluster is the database system administrator. The administrator can create other users and view the", "product_code":"dws", - "title":"Configuring Separation of Permissions", + "title":"Configuring Separation of Duties for the GaussDB(DWS) Cluster", "uri":"dws_01_0074.html", "doc_type":"usermanual", - "p_code":"146", - "code":"147" + "p_code":"137", + "code":"138" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1328,8 +1247,8 @@ "title":"Permissions", "uri":"dws_01_0145.html", "doc_type":"usermanual", - "p_code":"146", - "code":"148" + "p_code":"137", + "code":"139" }, { "desc":"In actual services, you may need to grant different operation permissions on resources to users of different roles. The IAM service provides fine-grained access control. ", @@ -1337,8 +1256,8 @@ "title":"Syntax of Fine-Grained Permissions Policies", "uri":"dws_01_0149.html", "doc_type":"usermanual", - "p_code":"148", - "code":"149" + "p_code":"139", + "code":"140" }, { "desc":"An RBAC policy consists of a Version, a Statement, and Depends.When selecting a policy for a user group, click below the policy to view the details of the policy. The DW", @@ -1346,8 +1265,8 @@ "title":"RBAC Syntax of RBAC Policies", "uri":"dws_01_0150.html", "doc_type":"usermanual", - "p_code":"148", - "code":"150" + "p_code":"139", + "code":"141" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1356,7 +1275,7 @@ "uri":"dws_01_0723.html", "doc_type":"usermanual", "p_code":"", - "code":"151" + "code":"142" }, { "desc":"The system resources (CPU, memory, I/O, and storage resources) of a database are limited. When multiple types of services (such as data loading, batch analysis, and real-", @@ -1364,17 +1283,17 @@ "title":"Overview", "uri":"dws_01_1510.html", "doc_type":"usermanual", - "p_code":"151", - "code":"152" + "p_code":"142", + "code":"143" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", "title":"Resource Pool", - "uri":"dws_01_0729.html", + "uri":"dws_01_07231.html", "doc_type":"usermanual", - "p_code":"151", - "code":"153" + "p_code":"142", + "code":"144" }, { "desc":"GaussDB(DWS) resource pools provide concurrency management, memory management, CPU management, and exception rules.Concurrency represents the maximum number of concurrent", @@ -1382,26 +1301,17 @@ "title":"Feature Description", "uri":"dws_01_1512.html", "doc_type":"usermanual", - "p_code":"153", - "code":"154" + "p_code":"144", + "code":"145" }, { - "desc":"On the resource management page, you can modify global resource management configurations; add, create, and modify resource queues; add database users to a resource pool;", - "product_code":"dws", - "title":"Page Overview", - "uri":"dws_01_07231.html", - "doc_type":"usermanual", - "p_code":"153", - "code":"155" - }, - { - "desc":"Up to 63 resource pools can be created.The CPU usage limit is supported only by clusters of version 8.1.3 or later.", + "desc":"Up to 63 resource pools can be created.", "product_code":"dws", "title":"Creating a Resource Pool", "uri":"dws_01_07233.html", "doc_type":"usermanual", - "p_code":"153", - "code":"156" + "p_code":"144", + "code":"146" }, { "desc":"You can modify the parameters of a resource pool on the resource management page.Click Edit on the right and modify the parameters according to Table 1.Resource pool para", @@ -1409,8 +1319,8 @@ "title":"Modifying a Resource Pool", "uri":"dws_01_07234.html", "doc_type":"usermanual", - "p_code":"153", - "code":"157" + "p_code":"144", + "code":"147" }, { "desc":"After a resource pool is deleted, the users (if any) associated with this pool will be associated with the default resource pool instead.", @@ -1418,17 +1328,17 @@ "title":"Deleting a Resource Pool", "uri":"dws_01_07239.html", "doc_type":"usermanual", - "p_code":"153", - "code":"158" + "p_code":"144", + "code":"148" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", "title":"Resource Management Plan", - "uri":"dws_01_1511.html", + "uri":"dws_01_72365.html", "doc_type":"usermanual", - "p_code":"151", - "code":"159" + "p_code":"142", + "code":"149" }, { "desc":"The resource management plan is an advanced resource management feature provided by GaussDB(DWS). You can create a resource management plan, add multiple stages to the pl", @@ -1436,8 +1346,8 @@ "title":"Managing Resource Management Plans", "uri":"dws_01_72362.html", "doc_type":"usermanual", - "p_code":"159", - "code":"160" + "p_code":"149", + "code":"150" }, { "desc":"The following conditions must be met when you add or modify a resource management plan:The total CPU share of all resource pools does not exceed 99%.The total CPU limit o", @@ -1445,17 +1355,8 @@ "title":"Managing Resource Management Plan Stages", "uri":"dws_01_72363.html", "doc_type":"usermanual", - "p_code":"159", - "code":"161" - }, - { - "desc":"Configurations cannot be imported to a running resource management plan.Ensure there is a resource pool before import.", - "product_code":"dws", - "title":"Importing or Exporting a Resource Management Plan", - "uri":"dws_01_72365.html", - "doc_type":"usermanual", - "p_code":"159", - "code":"162" + "p_code":"149", + "code":"151" }, { "desc":"Your cluster may run out of space if disk usage is not controlled, resulting in cluster exceptions and service interruption. Once disks are full, it takes long and huge e", @@ -1463,8 +1364,17 @@ "title":"Workspace Management", "uri":"dws_01_72366.html", "doc_type":"usermanual", - "p_code":"151", - "code":"163" + "p_code":"142", + "code":"152" + }, + { + "desc":"Some complex statements may consume a large number of resources for computing, leading to performance deterioration of the entire GaussDB(DWS) database. To maintain syste", + "product_code":"dws", + "title":"Exception Rules", + "uri":"dws_01_72367.html", + "doc_type":"usermanual", + "p_code":"142", + "code":"153" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1473,7 +1383,7 @@ "uri":"dws_01_1601.html", "doc_type":"usermanual", "p_code":"", - "code":"164" + "code":"154" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1481,8 +1391,8 @@ "title":"MRS Data Sources", "uri":"dws_01_0057.html", "doc_type":"usermanual", - "p_code":"164", - "code":"165" + "p_code":"154", + "code":"155" }, { "desc":"MRS is a big data cluster running based on the open-source Hadoop ecosystem. It provides the industry's latest cutting-edge storage and analysis capabilities of massive v", @@ -1490,8 +1400,8 @@ "title":"MRS Data Source Usage Overview", "uri":"dws_01_0055.html", "doc_type":"usermanual", - "p_code":"165", - "code":"166" + "p_code":"155", + "code":"156" }, { "desc":"Before GaussDB(DWS) reads data from MRS HDFS, you need to create an MRS data source connection that functions as a channel of transporting data warehouse cluster data and", @@ -1499,8 +1409,8 @@ "title":"Creating an MRS Data Source Connection", "uri":"dws_01_0059.html", "doc_type":"usermanual", - "p_code":"165", - "code":"167" + "p_code":"155", + "code":"157" }, { "desc":"For MRS, if the following parameter configurations of the HDFS cluster change, data may fail to be imported to the data warehouse cluster from the HDFS cluster. Before im", @@ -1508,8 +1418,17 @@ "title":"Updating the MRS Data Source Configuration", "uri":"dws_01_0156.html", "doc_type":"usermanual", - "p_code":"165", - "code":"168" + "p_code":"155", + "code":"158" + }, + { + "desc":"GaussDB(DWS) allows you to access data on OBS by using an agency. You can create a GaussDB(DWS) agency, grant the OBS OperateAccess or OBS Administrator permission to the", + "product_code":"dws", + "title":"Managing OBS Data Sources", + "uri":"dws_01_1602.html", + "doc_type":"usermanual", + "p_code":"154", + "code":"159" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1518,7 +1437,7 @@ "uri":"dws_01_0724.html", "doc_type":"usermanual", "p_code":"", - "code":"169" + "code":"160" }, { "desc":"A physical cluster can be divided into Node Groups, which are logical clusters. All physical nodes in a physical cluster are divided into multiple logical clusters. A log", @@ -1526,62 +1445,26 @@ "title":"Logical Cluster Overview", "uri":"dws_01_7241.html", "doc_type":"usermanual", - "p_code":"169", - "code":"170" + "p_code":"160", + "code":"161" }, { - "desc":"If you access the Logical Clusters page for the first time, the metadata of the logical cluster created at the backend is synchronized to the frontend. After the synchron", + "desc":"PrecautionsIf you access the Logical Clusters page for the first time, the metadata of the logical cluster created at the backend is synchronized to the frontend. After t", "product_code":"dws", - "title":"Adding Logical Clusters", + "title":"Adding/Deleting a Logical Cluster", "uri":"dws_01_7242.html", "doc_type":"usermanual", - "p_code":"169", - "code":"171" + "p_code":"160", + "code":"162" }, { - "desc":"Nodes are added to or removed from a logical cluster by ring.At least one ring must be reserved in a logical cluster.The ring removed from the logical cluster will be add", + "desc":"PrecautionsNodes are added to or removed from a logical cluster by ring.At least one ring must be reserved in a logical cluster.The ring removed from the logical cluster ", "product_code":"dws", - "title":"Editing Logical Clusters", + "title":"Managing Logical Clusters", "uri":"dws_01_7243.html", "doc_type":"usermanual", - "p_code":"169", - "code":"172" - }, - { - "desc":"The original resource pool configuration is cleared when the cluster is converted from physical to logical. You have to add the resource pool again if you want to configu", - "product_code":"dws", - "title":"Managing Resources (in a Logical Cluster)", - "uri":"dws_01_7249.html", - "doc_type":"usermanual", - "p_code":"169", - "code":"173" - }, - { - "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "product_code":"dws", - "title":"Restarting Logical Clusters", - "uri":"dws_01_7245.html", - "doc_type":"usermanual", - "p_code":"169", - "code":"174" - }, - { - "desc":"Logical clusters of version 8.1.3 and later support online scale-out.Before a scale-out, you need to enable the logical cluster mode and add a logical cluster.After scali", - "product_code":"dws", - "title":"Scaling Out Logical Clusters", - "uri":"dws_01_7246.html", - "doc_type":"usermanual", - "p_code":"169", - "code":"175" - }, - { - "desc":"The first added logical cluster cannot be deleted.Nodes of the deleted logical cluster are added to the elastic cluster.", - "product_code":"dws", - "title":"Deleting Logical Clusters", - "uri":"dws_01_7244.html", - "doc_type":"usermanual", - "p_code":"169", - "code":"176" + "p_code":"160", + "code":"163" }, { "desc":"A large database cluster usually contains a large amount of data put in different tables. With the resource management feature, you can create resource pools to isolate t", @@ -1589,8 +1472,8 @@ "title":"Tutorial: Converting a Physical Cluster That Contains Data into a Logical Cluster", "uri":"dws_01_7251.html", "doc_type":"usermanual", - "p_code":"169", - "code":"177" + "p_code":"160", + "code":"164" }, { "desc":"This section describes how to divide a new six-node physical cluster (having no service data) into two logical clusters. If your physical cluster already has service data", @@ -1598,8 +1481,8 @@ "title":"Tutorial: Dividing a New Physical Cluster into Logical Clusters", "uri":"dws_01_7252.html", "doc_type":"usermanual", - "p_code":"169", - "code":"178" + "p_code":"160", + "code":"165" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -1608,25 +1491,16 @@ "uri":"dws_03_0061.html", "doc_type":"usermanual", "p_code":"", - "code":"179" + "code":"166" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", - "title":"General Problems", + "title":"Product Consulting", "uri":"dws_03_0001.html", "doc_type":"usermanual", - "p_code":"179", - "code":"180" - }, - { - "desc":"Large amounts of data (orders, inventories, materials, and payments) are being generated in enterprises' business operation systems and transactional databases everyday.D", - "product_code":"dws", - "title":"Why Do I Need to Use a Data Warehouse?", - "uri":"dws_03_0003.html", - "doc_type":"usermanual", - "p_code":"180", - "code":"181" + "p_code":"166", + "code":"167" }, { "desc":"Both allow you to run conventional relational databases on the cloud and transfer database management loads. RDS databases are useful for OLTP, reporting, and analysis, b", @@ -1634,62 +1508,53 @@ "title":"Should I Choose Public Cloud GaussDB(DWS) or RDS?", "uri":"dws_03_0009.html", "doc_type":"usermanual", - "p_code":"180", - "code":"182" + "p_code":"167", + "code":"168" + }, + { + "desc":"For CLOUD services, quotas limit the number of resources available to users. If you need more, submit a service ticket to increase your quotas. Once approved, we will upd", + "product_code":"dws", + "title":"What Is the User Quota?", + "uri":"dws_03_0034.html", + "doc_type":"usermanual", + "p_code":"167", + "code":"169" }, { "desc":"Users and roles are shared within the entire cluster, but their data is not shared. That is, a user can connect to any database, but after the connection is successful, a", "product_code":"dws", - "title":"What Are the Differences Between Users and Roles?", + "title":"What Are the Differences Between GaussDB(DWS) Users and Roles?", "uri":"dws_03_0067.html", "doc_type":"usermanual", - "p_code":"180", - "code":"183" - }, - { - "desc":"MRS works better with big data processing frameworks such as Apache Spark, Hadoop, and HBase, to process and analyze ultra-large datasets using custom code. MRS enables y", - "product_code":"dws", - "title":"When Should I Use GaussDB(DWS) and MRS?", - "uri":"dws_03_0010.html", - "doc_type":"usermanual", - "p_code":"180", - "code":"184" + "p_code":"167", + "code":"170" }, { "desc":"Method 1:When you create a GaussDB(DWS) database user, if the time when the user takes effect (VALID BEGIN) is the same as the creation time of the user, and the time whe", "product_code":"dws", - "title":"How Do I Check the Creation Time of a Database User?", + "title":"How Do I Check the Creation Time of a GaussDB(DWS) Database User?", "uri":"dws_03_0063.html", "doc_type":"usermanual", - "p_code":"180", - "code":"185" + "p_code":"167", + "code":"171" }, { "desc":"A region and availability zone (AZ) identify the location of a data center. You can create resources in regions and AZs.A region is a physical data center location. Each ", "product_code":"dws", - "title":"Regions and AZs", + "title":"Learn How to Select a GaussDB(DWS) Region and AZ", "uri":"dws_03_0052.html", "doc_type":"usermanual", - "p_code":"180", - "code":"186" + "p_code":"167", + "code":"172" }, { "desc":"Yes. In the big data era, data has become a core asset. The public cloud will adhere to the commitment made over the years that we do not touch your applications or data,", "product_code":"dws", - "title":"Is My Data Secure in GaussDB(DWS)?", + "title":"Is Data Secure in GaussDB(DWS)?", "uri":"dws_03_0022.html", "doc_type":"usermanual", - "p_code":"180", - "code":"187" - }, - { - "desc":"GaussDB(DWS) uses IAM and VPC to control user access and isolate cluster network. Cluster access is over SSL and cipher suite. Additionally, GaussDB(DWS) supports two-way", - "product_code":"dws", - "title":"How Is GaussDB(DWS) Secured?", - "uri":"dws_03_0023.html", - "doc_type":"usermanual", - "p_code":"180", - "code":"188" + "p_code":"167", + "code":"173" }, { "desc":"After a GaussDB(DWS) cluster is created, you can add, delete, or modify security group rules in the current security group.Modify an existing security group rule:Log in t", @@ -1697,8 +1562,8 @@ "title":"Can I Modify the Security Group of a GaussDB(DWS) Cluster?", "uri":"dws_03_0053.html", "doc_type":"usermanual", - "p_code":"180", - "code":"189" + "p_code":"167", + "code":"174" }, { "desc":"By using the versioning concurrency control (MVCC) mechanism, GaussDB(DWS) can achieve consistency and concurrency for multiple transactions that access the database simu", @@ -1706,341 +1571,8 @@ "title":"How Are Dirty Pages Generated in GaussDB(DWS)?", "uri":"dws_03_2143.html", "doc_type":"usermanual", - "p_code":"180", - "code":"190" - }, - { - "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "product_code":"dws", - "title":"Database Usage", - "uri":"dws_03_0065.html", - "doc_type":"usermanual", - "p_code":"179", - "code":"191" - }, - { - "desc":"In a data warehouse database, you need to carefully choose distribution columns for large tables, because they can affect your database and query performance. If an impro", - "product_code":"dws", - "title":"How Do I Change Distribution Columns?", - "uri":"dws_03_2126.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"192" - }, - { - "desc":"Use the server_encoding parameter to check the character set encoding of the current database. For example, the character encoding of database music is UTF8.GaussDB(DWS) ", - "product_code":"dws", - "title":"How Do I View and Set the Database Character Encoding?", - "uri":"dws_03_0085.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"193" - }, - { - "desc":"When creating a database, you can set the DBCOMPATIBILITY parameter to the compatible database type. The value of DBCOMPATIBILITY can be ORA, TD, and MySQL, indicating Or", - "product_code":"dws", - "title":"What Do I Do If Date Type Is Automatically Converted to the Timestamp Type During Table Creation?", - "uri":"dws_03_0186.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"194" - }, - { - "desc":"Yes.For tables that are frequently added, deleted, or modified, you need to periodically perform VACUUM FULL and ANALYZEto reclaim the disk space occupied by updated or d", - "product_code":"dws", - "title":"Do I Need to Run VACUUM FULL and ANALYZE on Common Tables Periodically?", - "uri":"dws_03_0089.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"195" - }, - { - "desc":"No, you only need to set the primary key. By default, the first column of the primary key is selected as the distribution key. If both are set, the primary key must conta", - "product_code":"dws", - "title":"Do I Need to Set a Distribution Key After Setting a Primary Key?", - "uri":"dws_03_0075.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"196" - }, - { - "desc":"Yes.GaussDB(DWS) is compatible with PostgreSQL stored procedures. For details, see \"Stored Procedures\" in the Developer Guide.", - "product_code":"dws", - "title":"Is GaussDB(DWS) Compatible with PostgreSQL Stored Procedures?", - "uri":"dws_03_0076.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"197" - }, - { - "desc":"Partitioned table: Partitioning refers to splitting what is logically one large table into smaller physical pieces based on specific schemes. The table based on the logic", - "product_code":"dws", - "title":"What Are Partitioned Tables, Partitions, and Partition Keys?", - "uri":"dws_03_0064.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"198" - }, - { - "desc":"You are advised to use the Data Studio graphical client to export table data. You can export data from:A specific tableAll tables in a schemaAll tables in a databaseFor d", - "product_code":"dws", - "title":"How Can I Export the Table Structure?", - "uri":"dws_03_0078.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"199" - }, - { - "desc":"Yes. TRUNCATE is more efficient than DELETE for deleting massive data.For details, see \"TRUNCATE\" in the Data Warehouse Service (DWS) Developer Guide.TRUNCATE quickly rem", - "product_code":"dws", - "title":"How Do I Delete Table Data Efficiently?", - "uri":"dws_03_0088.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"200" - }, - { - "desc":"To query information about OBS/GDS foreign tables such as OBS paths, run the following statement:The following uses table traffic_data.GCJL_OBS as an example:", - "product_code":"dws", - "title":"How Do I View Foreign Table Information?", - "uri":"dws_03_2124.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"201" - }, - { - "desc":"For clusters of 8.1.2 or later, you can use the GUC parameter default_distribution_mode to query and set the default table distribution mode.If no distribution column is ", - "product_code":"dws", - "title":"If No Distribution Column Is Specified, How Will Data Be Stored?", - "uri":"dws_03_2127.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"202" - }, - { - "desc":"When OUTER JOIN (LEFT JOIN, RIGHT JOIN, and FULL JOIN) is executed, the match failure in the outer join generates a large number of NULL values. You can replace these nul", - "product_code":"dws", - "title":"How Do I Replace the Null Result with 0?", - "uri":"dws_03_2102.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"203" - }, - { - "desc":"The storage mode of a table is controlled by the ORIENTATION parameter in the table creation statement. row indicates row storage, and column indicates column storage.You", - "product_code":"dws", - "title":"How Do I Check Whether a Table Is Row-Stored or Column-Stored?", - "uri":"dws_03_2100.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"204" - }, - { - "desc":"The following SQL statements are used to query common information about column-store tables:Create a column-store table named my_table, and insert data into the table.Run", - "product_code":"dws", - "title":"How Do I Query the Information About GaussDB(DWS) Column-Store Tables?", - "uri":"dws_03_2104.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"205" - }, - { - "desc":"Creating indexes for tables can improve database query performance. However, sometimes indexes cannot be used in a query plan. This section describes several common reaso", - "product_code":"dws", - "title":"Why Sometimes the GaussDB(DWS) Query Indexes Become Invalid?", - "uri":"dws_03_2105.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"206" - }, - { - "desc":"Currently, GaussDB(DWS) does not have a built-in CRC32() function. Instead, you can use the user-defined function of GaussDB(DWS) to rewrite the CRC32() function.CRC32(ex", - "product_code":"dws", - "title":"How Do I Use a User-Defined Function to Rewrite the CRC32() Function?", - "uri":"dws_03_2101.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"207" - }, - { - "desc":"When you query the schema list, the query result may contain schemas starting with pg_temp* or pg_toast_temp*, as shown in the following figure.These schemas are created ", - "product_code":"dws", - "title":"What Are the Schemas Starting with pg_toast_temp* or pg_temp*?", - "uri":"dws_03_2106.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"208" - }, - { - "desc":"In GaussDB(DWS), sometimes a SQL query may get different results. This problem is most likely caused by improper syntax or usage. To avoid this problem, use the syntax co", - "product_code":"dws", - "title":"Solutions to Inconsistent GaussDB(DWS) Query Results", - "uri":"dws_03_2107.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"209" - }, - { - "desc":"VACUUM FULL can be performed on all GaussDB(DWS) system catalogs. However, during the process, level 8 locks will be imposed on the system catalogs, and services involvin", - "product_code":"dws", - "title":"Which System Catalogs That the VACUUM FULL Operation Cannot Be Performed on?", - "uri":"dws_03_2108.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"210" - }, - { - "desc":"When user SQL information is queried in the PGXC_STAT_ACTIVITY view, the statecolumn in the query result sometimes shows idle in transaction. idle in transaction indicate", - "product_code":"dws", - "title":"In Which Scenarios Would a Statement Be \"idle in transaction\"?", - "uri":"dws_03_2109.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"211" - }, - { - "desc":"This section describes how to use SQL statements to convert rows to columns and convert columns to rows in GaussDB(DWS).Use a student score table as an example:Teachers r", - "product_code":"dws", - "title":"How Does GaussDB(DWS) Implement Row-to-Column and Column-to-Row Conversion?", - "uri":"dws_03_2110.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"212" - }, - { - "desc":"The concepts of a unique constraint and a unique index are different.A unique constraint specifies that the values in a column or a group of columns are all unique. If DI", - "product_code":"dws", - "title":"What Are the Differences Between Unique Constraints and Unique Indexes?", - "uri":"dws_03_1002.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"213" - }, - { - "desc":"Functions and stored procedures are two common objects in database management systems. They have similarities and differences in implementing specific functions. Understa", - "product_code":"dws", - "title":"What Are the Differences Between Functions and Stored Procedures?", - "uri":"dws_03_0002.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"214" - }, - { - "desc":"When clearing dirty data in the database, you may retain only one piece of duplicate data. In this scenario, you can use the aggregate function or window function.Constru", - "product_code":"dws", - "title":"How Do I Delete Duplicate Table Data?", - "uri":"dws_03_1004.html", - "doc_type":"usermanual", - "p_code":"191", - "code":"215" - }, - { - "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", - "product_code":"dws", - "title":"Cluster Management", - "uri":"dws_03_0029.html", - "doc_type":"usermanual", - "p_code":"179", - "code":"216" - }, - { - "desc":"Check that you have enough quota for creating the cluster.Call the Customer Hotline for support.Telephone:Germany: 0800 330 44 44International: +800 44556600", - "product_code":"dws", - "title":"What Do I Do If Creating a GaussDB(DWS) Cluster Failed?", - "uri":"dws_03_0016.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"217" - }, - { - "desc":"After you delete data stored in GaussDB(DWS) data warehouses, dirty data may be generated possibly because the disk space is not released. This results in disk space wast", - "product_code":"dws", - "title":"How Can I Clear and Reclaim the Storage Space?", - "uri":"dws_03_0033.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"218" - }, - { - "desc":"If you do not run VACUUM to clear and reclaim the storage space before the scale-out, the data deleted from GaussDB(DWS) may not free up the occupied disk space.During th", - "product_code":"dws", - "title":"Why Did the Used Storage Shrink After Scale-out?", - "uri":"dws_03_0054.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"219" - }, - { - "desc":"You can view the used capacity of a cluster CPU, memory, and disks on the Cloud Eye management console. Perform the following steps to view the information:", - "product_code":"dws", - "title":"How Do I View Node Metrics (CPU, Memory, and Disk Usage)?", - "uri":"dws_03_0104.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"220" - }, - { - "desc":"Total disk capacity of GaussDB(DWS): For a three-node cluster, if each node is 320 GB, the total capacity is 960 GB. When 1 GB data is stored, GaussDB(DWS) stores 1 GB da", - "product_code":"dws", - "title":"How Is the Disk Space or Capacity of GaussDB(DWS) Calculated?", - "uri":"dws_03_0090.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"221" - }, - { - "desc":"The gaussdb and postgres databases are built-in databases of GaussDB(DWS). You can create schemas and tables in them. However, you are advised to recreate a database and ", - "product_code":"dws", - "title":"What Are the gaussdb and postgres Databases of GaussDB(DWS)?", - "uri":"dws_03_2119.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"222" - }, - { - "desc":"After connecting to a database, run the following SQL statement to check the maximum number of concurrent sessions globally:Go to the Cloud Eye console and set the thresh", - "product_code":"dws", - "title":"How Do I Set the Maximum Number of Sessions When Adding an Alarm Rule on Cloud Eye?", - "uri":"dws_03_2122.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"223" - }, - { - "desc":"Coordinator Node (CN) is an important component in GaussDB(DWS) that is most closely related to users. It provides external application interfaces, optimizes global execu", - "product_code":"dws", - "title":"When Should I Add CNs or Scale out a cluster?", - "uri":"dws_03_2140.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"224" - }, - { - "desc":"Small-flavor many-node:If your data volume is small and you have requirement for node scaling, but you have limited budget, you can select a small-flavor many-node cluste", - "product_code":"dws", - "title":"How Should I Select from a Small-Flavor Many-Node Cluster and a Large-Flavor Three-Node Cluster with Same CPU Cores and Memory?", - "uri":"dws_03_3416.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"225" - }, - { - "desc":"The biggest difference between hot data storage and cold data storage lies in the storage media.Hot data is frequently queried or updated and has high requirements on acc", - "product_code":"dws", - "title":"What Are the Differences Between Hot Data Storage and Cold Data Storage?", - "uri":"dws_03_2142.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"226" - }, - { - "desc":"When a user performs a scale-in operation, the Scale In button is unavailable and the user cannot proceed to the next scale-in operation.The system verifies the cluster's", - "product_code":"dws", - "title":"What Do I do if the Scale-in Button Is Dimmed?", - "uri":"dws_03_2149.html", - "doc_type":"usermanual", - "p_code":"216", - "code":"227" + "p_code":"167", + "code":"175" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -2048,8 +1580,8 @@ "title":"Database Connections", "uri":"dws_03_0024.html", "doc_type":"usermanual", - "p_code":"179", - "code":"228" + "p_code":"166", + "code":"176" }, { "desc":"For applications to communicate with GaussDB(DWS), make sure the networks between them are connected. The following table lists common connection scenarios.To ensure low ", @@ -2057,8 +1589,8 @@ "title":"How Applications Communicate with GaussDB(DWS)?", "uri":"dws_03_2132.html", "doc_type":"usermanual", - "p_code":"228", - "code":"229" + "p_code":"176", + "code":"177" }, { "desc":"Yes, but GaussDB(DWS) clients and drivers are recommended. Unlike open-source PostgreSQL clients and drivers, GaussDB(DWS) clients and drivers have two key advantages:Sec", @@ -2066,17 +1598,8 @@ "title":"Does GaussDB(DWS) Support Third-Party Clients and JDBC and ODBC Drivers?", "uri":"dws_03_0017.html", "doc_type":"usermanual", - "p_code":"228", - "code":"230" - }, - { - "desc":"No, you can't, VMs at the bottom layer of GaussDB(DWS) serve as the compute nodes for data analysis. However, the GaussDB(DWS) compute nodes cannot be accessed directly. ", - "product_code":"dws", - "title":"Can I Connect to GaussDB(DWS) Cluster Nodes Using SSH?", - "uri":"dws_03_0040.html", - "doc_type":"usermanual", - "p_code":"228", - "code":"231" + "p_code":"176", + "code":"178" }, { "desc":"Check the following:Whether the cluster status is normal.Whether the connection command, username, password, IP address, and port number are incorrect.Whether the operati", @@ -2084,8 +1607,8 @@ "title":"What Should I Do If I Cannot Connect to a GaussDB(DWS) Cluster?", "uri":"dws_03_0014.html", "doc_type":"usermanual", - "p_code":"228", - "code":"232" + "p_code":"176", + "code":"179" }, { "desc":"The network is disconnected when the EIP is unbound. However, the TCP layer does not detect a faulty physical connection in time due to keepalive settings. As a result, t", @@ -2093,107 +1616,71 @@ "title":"Why Was I Not Notified of Failure Unbinding the EIP When GaussDB(DWS) Is Connected Over the Internet?", "uri":"dws_03_0025.html", "doc_type":"usermanual", - "p_code":"228", - "code":"233" + "p_code":"176", + "code":"180" }, { "desc":"You can also log in to the VPC management console to manually create a security group. Then, go back to the page for creating data warehouse clusters, click the button n", "product_code":"dws", - "title":"How Do I Configure a Whitelist to Protect Clusters Available Through a Public IP Address?", + "title":"How Do I Configure a Whitelist to Protect GaussDB(DWS) Clusters Available Through a Public IP Address?", "uri":"dws_03_2130.html", "doc_type":"usermanual", - "p_code":"228", - "code":"234" + "p_code":"176", + "code":"181" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", - "title":"Data Import and Export", + "title":"Data Migration", "uri":"dws_03_0026.html", "doc_type":"usermanual", - "p_code":"179", - "code":"235" + "p_code":"166", + "code":"182" }, { "desc":"The file formats supported by OBS and GDS foreign tables are as follows:OBS supports ORC, TEXT, JSON, CSV, CARBONDATA and PARQUET file formats for data import and ORC, CS", "product_code":"dws", - "title":"What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables?", + "title":"What Are the Differences Between Data Formats Supported by OBS and GDS Foreign Tables in GaussDB(DWS)?", "uri":"dws_03_0018.html", "doc_type":"usermanual", - "p_code":"235", - "code":"236" - }, - { - "desc":"When you use an OBS foreign table to import data, INSERT imports the data to a local physical table. When OBS data is updated, you do not need to run the INSERTstatement ", - "product_code":"dws", - "title":"How Do I Import Incremental Data Using an OBS Foreign Table?", - "uri":"dws_03_0069.html", - "doc_type":"usermanual", - "p_code":"235", - "code":"237" + "p_code":"182", + "code":"183" }, { "desc":"GaussDB(DWS) supports efficient data import from multiple data sources. The following lists typical data import modes. For details, see section \"Importing Data\" in the Da", "product_code":"dws", - "title":"How Can I Import Data to GaussDB(DWS)?", + "title":"How Does GaussDB(DWS) Store Data?", "uri":"dws_03_0027.html", "doc_type":"usermanual", - "p_code":"235", - "code":"238" + "p_code":"182", + "code":"184" }, { - "desc":"Each node in a data warehouse cluster has a default storage capacity of160 GB, 256 GB, 1.6 TB, 1.8 TB, or 13 TB. A cluster can house 3 to 256 nodes and the total storage ", + "desc":"Each node in a GaussDB(DWS) cluster has a default storage capacity of 160 GB, 256 GB, 1.6 TB, 1.8 TB, or 13 TB. A cluster can house 3 to 256 nodes and the total storage c", "product_code":"dws", - "title":"How Much Service Data Can a Data Warehouse Store?", + "title":"How Much Service Data Can Be Stored in GaussDB(DWS)?", "uri":"dws_03_0028.html", "doc_type":"usermanual", - "p_code":"235", - "code":"239" + "p_code":"182", + "code":"185" }, { "desc":"GaussDB(DWS) is a fully managed service on the cloud. Users cannot log in to the background to import or export data by using COPY, so the COPY syntax is disabled. You ar", "product_code":"dws", - "title":"How Do I Use \\Copy to Import and Export Data?", + "title":"How to Import and Export Data in GaussDB(DWS) Using \\copy?", "uri":"dws_03_0073.html", "doc_type":"usermanual", - "p_code":"235", - "code":"240" + "p_code":"182", + "code":"186" }, { "desc":"To import data from database A (UTF8) to database B (GBK), there may be a character set mismatch error which causes the data import to fail.To import a small amount of da", "product_code":"dws", - "title":"How Do I Implement Fault Tolerance Import Between Different Encoding Libraries", + "title":"How Do I Implement Fault Tolerance Import Between Different GaussDB(DWS) Encoding Libraries", "uri":"dws_03_0080.html", "doc_type":"usermanual", - "p_code":"235", - "code":"241" - }, - { - "desc":"No. No, GaussDB(DWS) does not support OBS data import or export across regions. The GaussDB(DWS) cluster and OBS must be in the same region.", - "product_code":"dws", - "title":"Can I Import and Export Data to and from OBS Across Regions?", - "uri":"dws_03_0102.html", - "doc_type":"usermanual", - "p_code":"235", - "code":"242" - }, - { - "desc":"Heterogeneous data can be imported to GaussDB(DWS) using CDM. You can migrate an entire Oracle, MySQL, SQL Server, or GaussDB(DWS) database to a GaussDB(DWS) database. Fo", - "product_code":"dws", - "title":"How Do I Import GaussDB(DWS)/Oracle/MySQL/SQL Server Data to GaussDB(DWS) (Whole Database Migration)?", - "uri":"dws_03_0074.html", - "doc_type":"usermanual", - "p_code":"235", - "code":"243" - }, - { - "desc":"No. The GDS server and GaussDB(DWS) can only communicate with each other on the intranet. Each DN in the GaussDB(DWS) cluster is used to connect to the GDS server in para", - "product_code":"dws", - "title":"Can I Import Data over the Public/External Network Using GDS?", - "uri":"dws_03_0105.html", - "doc_type":"usermanual", - "p_code":"235", - "code":"244" + "p_code":"182", + "code":"187" }, { "desc":"The GaussDB(DWS) import performance is affected by the following factors:Cluster specifications: disk I/O, network throughput, memory, and CPU specificationsService plann", @@ -2201,17 +1688,296 @@ "title":"Which Are the Factors That Affect GaussDB(DWS) Import Performance?", "uri":"dws_03_1549.html", "doc_type":"usermanual", - "p_code":"235", - "code":"245" + "p_code":"182", + "code":"188" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", - "title":"Account, Password, and Permission", + "title":"Database Usage", + "uri":"dws_03_0065.html", + "doc_type":"usermanual", + "p_code":"166", + "code":"189" + }, + { + "desc":"In a data warehouse database, you need to carefully choose distribution columns for large tables, because they can affect your database and query performance. If an impro", + "product_code":"dws", + "title":"How Do I Adjust GaussDB(DWS) Distribution Columns?", + "uri":"dws_03_2126.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"190" + }, + { + "desc":"Use the server_encoding parameter to check the character set encoding of the current database. For example, the character encoding of database music is UTF8.GaussDB(DWS) ", + "product_code":"dws", + "title":"How Do I View and Set the Character Set Encoding Format of the GaussDB(DWS) Database?", + "uri":"dws_03_0085.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"191" + }, + { + "desc":"When creating a database, you can set the DBCOMPATIBILITY parameter to the compatible database type. The value of DBCOMPATIBILITY can be ORA, TD, and MySQL, indicating Or", + "product_code":"dws", + "title":"What Do I Do If Date Type Is Automatically Converted to the Timestamp Type During GaussDB(DWS) Table Creation?", + "uri":"dws_03_0186.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"192" + }, + { + "desc":"Yes.For tables that are frequently added, deleted, or modified, you need to periodically perform VACUUM FULL and ANALYZEto reclaim the disk space occupied by updated or d", + "product_code":"dws", + "title":"Do I Need to Run VACUUM FULL and ANALYZE on Common Tables Periodically in GaussDB(DWS)?", + "uri":"dws_03_0089.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"193" + }, + { + "desc":"You are advised to use the Data Studio graphical client to export table data. You can export data from:A specific tableAll tables in a schemaAll tables in a databaseFor d", + "product_code":"dws", + "title":"How Do I Export the Structure of a GaussDB(DWS) Table?", + "uri":"dws_03_0078.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"194" + }, + { + "desc":"Yes. TRUNCATE is more efficient than DELETE for deleting massive data.TRUNCATE quickly removes all rows from a table. It has the same effect as an unqualified DELETE but ", + "product_code":"dws", + "title":"How Do I Delete Table Data Efficiently in GaussDB(DWS)?", + "uri":"dws_03_0088.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"195" + }, + { + "desc":"To query information about OBS/GDS foreign tables such as OBS paths, run the following statement:The following uses table traffic_data.GCJL_OBS as an example:", + "product_code":"dws", + "title":"How Do I View GaussDB(DWS) Foreign Table Information?", + "uri":"dws_03_2124.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"196" + }, + { + "desc":"For clusters of 8.1.2 or later, you can use the GUC parameter default_distribution_mode to query and set the default table distribution mode.If no distribution column is ", + "product_code":"dws", + "title":"How Will Data Be Stored in a GaussDB(DWS) Table If No Distribution Column Is Specified During Its Creation?", + "uri":"dws_03_2127.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"197" + }, + { + "desc":"When OUTER JOIN (LEFT JOIN, RIGHT JOIN, and FULL JOIN) is executed, the match failure in the outer join generates a large number of NULL values. You can replace these nul", + "product_code":"dws", + "title":"How Do I Replace the Null Results with 0 in a GaussDB(DWS) Join Query?", + "uri":"dws_03_2102.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"198" + }, + { + "desc":"The storage mode of a table is controlled by the ORIENTATION parameter in the table creation statement. row indicates row storage, and column indicates column storage.You", + "product_code":"dws", + "title":"How Do I Check Whether a GaussDB(DWS) Table Is Row-Stored or Column-Stored?", + "uri":"dws_03_2100.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"199" + }, + { + "desc":"The following SQL statements are used to query common information about column-store tables:Create a column-store table named my_table, and insert data into the table.Run", + "product_code":"dws", + "title":"How Do I Query the Information About GaussDB(DWS) Column-Store Tables?", + "uri":"dws_03_2104.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"200" + }, + { + "desc":"Creating indexes for tables can improve database query performance. However, sometimes indexes cannot be used in a query plan. This section describes several common reaso", + "product_code":"dws", + "title":"Why Sometimes the GaussDB(DWS) Query Indexes Become Invalid?", + "uri":"dws_03_2105.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"201" + }, + { + "desc":"Currently, GaussDB(DWS) does not have a built-in CRC32() function. Instead, you can use the user-defined function of GaussDB(DWS) to rewrite the CRC32() function.CRC32(ex", + "product_code":"dws", + "title":"How Do I Use a User-Defined GaussDB(DWS) Function to Rewrite the CRC32() Function?", + "uri":"dws_03_2101.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"202" + }, + { + "desc":"When you query the schema list, the query result may contain schemas starting with pg_temp* or pg_toast_temp*, as shown in the following figure.These schemas are created ", + "product_code":"dws", + "title":"What Is a GaussDB(DWS) Schema Starting with pg_toast_temp* or pg_temp*?", + "uri":"dws_03_2106.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"203" + }, + { + "desc":"In GaussDB(DWS), sometimes a SQL query may get different results. This problem is most likely caused by improper syntax or usage. To avoid this problem, use the syntax co", + "product_code":"dws", + "title":"Solutions to Inconsistent GaussDB(DWS) Query Results", + "uri":"dws_03_2107.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"204" + }, + { + "desc":"VACUUM FULL can be performed on all GaussDB(DWS) system catalogs. However, during the process, level 8 locks will be imposed on the system catalogs, and services involvin", + "product_code":"dws", + "title":"Which System Catalogs in GaussDB(DWS) Cannot Be Subjected to the VACUUM FULL Operation?", + "uri":"dws_03_2108.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"205" + }, + { + "desc":"When user SQL information is queried in the PGXC_STAT_ACTIVITY view, the statecolumn in the query result sometimes shows idle in transaction. idle in transaction indicate", + "product_code":"dws", + "title":"In Which Scenarios Would a GaussDB(DWS) Statement Be \"idle in transaction\"?", + "uri":"dws_03_2109.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"206" + }, + { + "desc":"This section describes how to use SQL statements to convert rows to columns and convert columns to rows in GaussDB(DWS).Use a student score table as an example:Teachers r", + "product_code":"dws", + "title":"How Does GaussDB(DWS) Implement Row-to-Column and Column-to-Row Conversion?", + "uri":"dws_03_2110.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"207" + }, + { + "desc":"The concepts of a unique constraint and a unique index are different.A unique constraint specifies that the values in a column or a group of columns are all unique. If DI", + "product_code":"dws", + "title":"What Are the Differences Between Unique Constraints and Unique Indexes in GaussDB(DWS)?", + "uri":"dws_03_1002.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"208" + }, + { + "desc":"Functions and stored procedures are two common objects in database management systems. They have similarities and differences in implementing specific functions. Understa", + "product_code":"dws", + "title":"What Are the Differences Between GaussDB(DWS) Functions and Stored Procedures?", + "uri":"dws_03_0002.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"209" + }, + { + "desc":"When clearing dirty data in the database, you may retain only one piece of duplicate data. In this scenario, you can use the aggregate function or window function.Constru", + "product_code":"dws", + "title":"How Do I Delete Duplicate Table Data in GaussDB(DWS)?", + "uri":"dws_03_1004.html", + "doc_type":"usermanual", + "p_code":"189", + "code":"210" + }, + { + "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", + "product_code":"dws", + "title":"Cluster Management", + "uri":"dws_03_0029.html", + "doc_type":"usermanual", + "p_code":"166", + "code":"211" + }, + { + "desc":"After you delete data stored in GaussDB(DWS) data warehouses, dirty data may be generated possibly because the disk space is not released. This results in disk space wast", + "product_code":"dws", + "title":"How Can I Clear and Reclaim the Storage Space in GaussDB(DWS)?", + "uri":"dws_03_0033.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"212" + }, + { + "desc":"If you do not run VACUUM to clear and reclaim the storage space before the scale-out, the data deleted from GaussDB(DWS) may not free up the occupied disk space.During th", + "product_code":"dws", + "title":"Why Did the Used Storage in GaussDB(DWS) Shrink After Scale-out?", + "uri":"dws_03_0054.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"213" + }, + { + "desc":"Total disk capacity of GaussDB(DWS): For a three-node cluster, if each node is 320 GB, the total capacity is 960 GB. When 1 GB data is stored, GaussDB(DWS) stores 1 GB da", + "product_code":"dws", + "title":"How Is the Disk Space or Capacity of GaussDB(DWS) Calculated?", + "uri":"dws_03_0090.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"214" + }, + { + "desc":"After connecting to a database, run the following SQL statement to check the maximum number of concurrent sessions globally:Go to the Cloud Eye console and set the thresh", + "product_code":"dws", + "title":"How Can I Set the Session Threshold for Cloud Eye When Adding an Alarm Rule on GaussDB(DWS)?", + "uri":"dws_03_2122.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"215" + }, + { + "desc":"Coordinator Node (CN) is an important component in GaussDB(DWS) that is most closely related to users. It provides external application interfaces, optimizes global execu", + "product_code":"dws", + "title":"When Should I Add CNs or Scale Out a Cluster in GaussDB(DWS)?", + "uri":"dws_03_2140.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"216" + }, + { + "desc":"Small-flavor many-node:If your data volume is small and you have requirement for node scaling, but you have limited budget, you can select a small-flavor many-node cluste", + "product_code":"dws", + "title":"How Do I Select Between Small-Scale Multi-Node and Large-Scale Three-Node Clusters with Equivalent CPU and Memory in GaussDB(DWS)?", + "uri":"dws_03_3416.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"217" + }, + { + "desc":"The biggest difference between hot data storage and cold data storage lies in the storage media.Hot data is frequently queried or updated and has high requirements on acc", + "product_code":"dws", + "title":"What Are the Differences Between Hot Data Storage and Cold Data Storage in GaussDB(DWS)?", + "uri":"dws_03_2142.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"218" + }, + { + "desc":"When a user performs a scale-in operation, the Scale In button is unavailable and the user cannot proceed to the next scale-in operation.The system verifies the cluster's", + "product_code":"dws", + "title":"What Should I Do If the Scale-In Button of GaussDB(DWS) Is Unavailable?", + "uri":"dws_03_2149.html", + "doc_type":"usermanual", + "p_code":"211", + "code":"219" + }, + { + "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", + "product_code":"dws", + "title":"Account Permissions", "uri":"dws_03_0110.html", "doc_type":"usermanual", - "p_code":"179", - "code":"246" + "p_code":"166", + "code":"220" }, { "desc":"In GaussDB(DWS), you can isolate workloads through database and schema configurations. Their differences are as follows:Databases cannot communicate with each other and s", @@ -2219,80 +1985,80 @@ "title":"How Does GaussDB(DWS) Implement Workload Isolation?", "uri":"dws_03_0200.html", "doc_type":"usermanual", - "p_code":"246", - "code":"247" + "p_code":"220", + "code":"221" }, { "desc":"To change the password of the database administrator dbadmin, log in to the console and choose More > Reset Password in cluster row.Resetting the password of user dbadmin", "product_code":"dws", - "title":"How Do I Change the Password of a Database Account When the Password Expires?", + "title":"How Do I Change the Password of a GaussDB(DWS) Database Account When the Password Expires?", "uri":"dws_03_0092.html", "doc_type":"usermanual", - "p_code":"246", - "code":"248" + "p_code":"220", + "code":"222" }, { "desc":"This section describes how to grant users the SELECT, INSERT, UPDATE, or full permissions of tables to users.Assume there are users u1, u2, u3, u4, and u5 and five schema", "product_code":"dws", - "title":"How Do I Grant Table Permissions to a User?", + "title":"How Do I Grant Table Permissions to a Specified GaussDB(DWS) User?", "uri":"dws_03_0197.html", "doc_type":"usermanual", - "p_code":"246", - "code":"249" + "p_code":"220", + "code":"223" }, { - "desc":"This section describes how to grant the query permission for a schema as an example. For more information, see \"How Do I Grant Table Permissions to a User?\" in FAQ. You ", + "desc":"This section explains how to give query permission for schema-level permissions. If you need other permissions, see \"How Do I Grant Table Permissions to a User?\" in FAQsP", "product_code":"dws", - "title":"How Do I Grant Schema Permissions to a User?", + "title":"How Do I Grant the Permission of a Schema to a Specified GaussDB(DWS) User?", "uri":"dws_03_0196.html", "doc_type":"usermanual", - "p_code":"246", - "code":"250" + "p_code":"220", + "code":"224" }, { "desc":"In service development, database administrators use schemas to classify data. For example, in the financial industry, liability data belong to schema s1, and asset data b", "product_code":"dws", - "title":"How Do I Create a Database Read-only User?", + "title":"How Do I Create a GaussDB(DWS) Database Read-Only User?", "uri":"dws_03_0198.html", "doc_type":"usermanual", - "p_code":"246", - "code":"251" + "p_code":"220", + "code":"225" }, { "desc":"The system administrator dbadmin has the permission to access tables created by common users by default. When Separation of Permissions is enabled, the administrator dbad", "product_code":"dws", - "title":"How Do I Create Private Database Users and Tables?", + "title":"How Do I Create Private Users and Tables in a GaussDB(DWS) Database?", "uri":"dws_03_0199.html", "doc_type":"usermanual", - "p_code":"246", - "code":"252" + "p_code":"220", + "code":"226" }, { "desc":"In a service, the permission of user u1 to connect to a database needs to be revoked. After the REVOKE CONNECT ON DATABASE gaussdb FROM u1; command is executed successful", "product_code":"dws", - "title":"How Do I Revoke the CONNECT ON DATABASE Permission from a User?", + "title":"How Do I Revoke the CONNECT ON DATABASE Permission of a User on GaussDB(DWS)?", "uri":"dws_03_0195.html", "doc_type":"usermanual", - "p_code":"246", - "code":"253" + "p_code":"220", + "code":"227" }, { "desc":"Scenario 1: Run theinformation_schema.table_privilegescommand to view the table permissions of a user. Example:In the preceding figure, user u2 has all permissions of tab", "product_code":"dws", - "title":"How Do I View the Table Permissions of a User?", + "title":"How Do I View the Table Permissions of a GaussDB(DWS) User?", "uri":"dws_03_0201.html", "doc_type":"usermanual", - "p_code":"246", - "code":"254" + "p_code":"220", + "code":"228" }, { "desc":"When you run the SELECT * FROM pg_user statement to view users in the current system, you may see user Ruby many times, who has many permissions.User Ruby is an official ", "product_code":"dws", - "title":"Who Is User Ruby?", + "title":"What Is the Ruby User in the GaussDB(DWS) Database?", "uri":"dws_03_0202.html", "doc_type":"usermanual", - "p_code":"246", - "code":"255" + "p_code":"220", + "code":"229" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -2300,8 +2066,8 @@ "title":"Database Performance", "uri":"dws_03_0035.html", "doc_type":"usermanual", - "p_code":"179", - "code":"256" + "p_code":"166", + "code":"230" }, { "desc":"After a database is used for a period of time, the table data increases as services grow, or the table data is frequently added, deleted, or modified. As a result, bloati", @@ -2309,8 +2075,8 @@ "title":"Why Is SQL Execution Slow After Long GaussDB(DWS) Usage?", "uri":"dws_03_0071.html", "doc_type":"usermanual", - "p_code":"256", - "code":"257" + "p_code":"230", + "code":"231" }, { "desc":"Due to the MPP architecture limitation of GaussDB(DWS), a few PostgreSQL methods and functions cannot be pushed to DNs for execution. As a result, performance bottlenecks", @@ -2318,26 +2084,17 @@ "title":"Why Does GaussDB(DWS) Perform Worse Than a Single-Server Database in Extreme Scenarios?", "uri":"dws_03_0036.html", "doc_type":"usermanual", - "p_code":"256", - "code":"258" + "p_code":"230", + "code":"232" }, { "desc":"You can use the top SQL feature to view SQL statements executed in a specified period. SQL statements of the current CN or all CNs can be viewed.Top SQL allows you to vie", "product_code":"dws", - "title":"How Can I View SQL Execution Records in a Certain Period When Read and Write Requests Are Blocked?", + "title":"How Do I View SQL Execution Records of a Certain Period When GaussDB(DWS) Service Read and Write Are Blocked?", "uri":"dws_03_0100.html", "doc_type":"usermanual", - "p_code":"256", - "code":"259" - }, - { - "desc":"You can use a snapshot to restore your cluster to a new one that has larger storage space, and then delete the old cluster. You can learn cluster storage by checking Avai", - "product_code":"dws", - "title":"What Do I Do If My Cluster Is Unavailable Because of Insufficient Space?", - "uri":"dws_03_1485.html", - "doc_type":"usermanual", - "p_code":"256", - "code":"260" + "p_code":"230", + "code":"233" }, { "desc":"In different service scenarios, system resources (CPU, memory, I/O, and storage resources) of the database are properly allocated to queries to ensure query performance, ", @@ -2345,17 +2102,17 @@ "title":"GaussDB(DWS) CPU Resource Management", "uri":"dws_03_2111.html", "doc_type":"usermanual", - "p_code":"256", - "code":"261" + "p_code":"230", + "code":"234" }, { "desc":"The execution speed of an ordinary user is slower than that of the dbadmin user in the following scenarios:Ordinary users are queuing: waiting in queue/waiting in global ", "product_code":"dws", - "title":"Why the Tasks Executed by an Ordinary User Are Slower Than That Executed by the dbadmin User?", + "title":"Why Is the Execution of Common GaussDB(DWS) User Slower Than That of User dbadmin?", "uri":"dws_03_2112.html", "doc_type":"usermanual", - "p_code":"256", - "code":"262" + "p_code":"230", + "code":"235" }, { "desc":"GaussDB(DWS) uses the shared-nothing architecture, and data is stored in a distributed manner. Therefore, the distribution key, data volume, and number of partitions affe", @@ -2363,35 +2120,35 @@ "title":"What Are the Factors Related to the Single-Table Query Performance in GaussDB(DWS)?", "uri":"dws_03_2114.html", "doc_type":"usermanual", - "p_code":"256", - "code":"263" + "p_code":"230", + "code":"236" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", "product_code":"dws", - "title":"Snapshot Backup and Restoration", + "title":"Backup and Restoration", "uri":"dws_03_2010.html", "doc_type":"usermanual", - "p_code":"179", - "code":"264" + "p_code":"166", + "code":"237" }, { "desc":"This happens when the data to be backed up is large. Automated snapshots are incremental backups, and the lower the frequency you set (for example, one week), the longer ", "product_code":"dws", - "title":"Why Is Creating an Automated Snapshot So Slow?", + "title":"Why Does It Take a Long Time to Create an Automated Snapshot in GaussDB(DWS)?", "uri":"dws_03_0059.html", "doc_type":"usermanual", - "p_code":"264", - "code":"265" + "p_code":"237", + "code":"238" }, { "desc":"No.GaussDB(DWS) snapshots are used to restore all the configurations and service data of a cluster. EVS snapshots are used to restore the service data of a data disk or s", "product_code":"dws", - "title":"Does a DWS Snapshot Have the Same Function as an EVS Snapshot?", + "title":"Does a GaussDB(DWS) Snapshot Have the Same Function as an EVS Snapshot?", "uri":"dws_03_2131.html", "doc_type":"usermanual", - "p_code":"264", - "code":"266" + "p_code":"237", + "code":"239" }, { "desc":"HUAWEI CLOUD Help Center presents technical documents to help you quickly get started with HUAWEI CLOUD services. The technical documents include Service Overview, Price Details, Purchase Guide, User Guide, API Reference, Best Practices, FAQs, and Videos.", @@ -2400,6 +2157,6 @@ "uri":"dws_01_0070.html", "doc_type":"usermanual", "p_code":"", - "code":"267" + "code":"240" } ] \ No newline at end of file diff --git a/docs/dws/umn/dws_01_00013.html b/docs/dws/umn/dws_01_00013.html index 147e0ebd..d8960988 100644 --- a/docs/dws/umn/dws_01_00013.html +++ b/docs/dws/umn/dws_01_00013.html @@ -1,18 +1,18 @@ - +

Application Scenarios

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