:original_name: changeHistory.html

.. _changeHistory:

Change History
==============

+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Released On                       | Description                                                                                                                                                                                                             |
+===================================+=========================================================================================================================================================================================================================+
| 2024-02-28                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | Added precautions in :ref:`Configuring Resource Quotas <gaussdb_04_0012>` and :ref:`Modifying Resource Quotas <gaussdb_04_0013>`.                                                                                       |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2023-10-25                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | Modified the response parameters and examples in :ref:`Deleting a Manual Backup <deletegaussmysqlbackup>`.                                                                                                              |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2023-10-20                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | Added the **total_count** field to the example response in :ref:`Querying Resource Quotas <gaussdb_04_0011>`.                                                                                                           |
|                                   |                                                                                                                                                                                                                         |
|                                   | Added the following description for the **nodes_read_weight** field in :ref:`Enabling Database Proxy <creategaussmysqlproxy>`: If **proxy_mode** is set to **readonly**, you can assign weights only for read replicas. |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2023-07-12                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | Delete the following APIs:                                                                                                                                                                                              |
|                                   |                                                                                                                                                                                                                         |
|                                   | -  Configuring Concurrency Control Rules of SQL Statements                                                                                                                                                              |
|                                   | -  Querying Concurrency Control Rules of SQL Statements                                                                                                                                                                 |
|                                   | -  Deleting Concurrency Control Rules of SQL Statements                                                                                                                                                                 |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2023-04-06                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | -  Deleted the **backup_level** parameter in :ref:`Querying Backups <gaussdb_06_0004>`.                                                                                                                                 |
|                                   | -  Deleted the **retention_num_backup_level1** parameter in :ref:`Querying an Automated Backup Policy <gaussdb_06_0005>`.                                                                                               |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2022-11-30                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | Added the following APIs:                                                                                                                                                                                               |
|                                   |                                                                                                                                                                                                                         |
|                                   | -  :ref:`Querying Version Information About a DB Engine <gaussdb_04_0001>`                                                                                                                                              |
|                                   | -  :ref:`Querying Database Specifications <gaussdb_04_0002>`                                                                                                                                                            |
|                                   | -  :ref:`Deleting a DB Instance <gaussdb_04_0007>`                                                                                                                                                                      |
|                                   | -  :ref:`Querying Details of a DB Instance <gaussdb_04_0006>`                                                                                                                                                           |
|                                   | -  :ref:`Creating a Read Replica <gaussdb_04_0015>`                                                                                                                                                                     |
|                                   | -  :ref:`Deleting a Read Replica <gaussdb_04_0016>`                                                                                                                                                                     |
|                                   | -  :ref:`Changing a DB Instance Name <gaussdb_04_0018>`                                                                                                                                                                 |
|                                   | -  :ref:`Resetting a Database Password <gaussdb_04_0019>`                                                                                                                                                               |
|                                   | -  :ref:`Changing DB Instance Specifications <gaussdb_04_0020>`                                                                                                                                                         |
|                                   | -  :ref:`Creating a Manual Backup <gaussdb_06_0003>`                                                                                                                                                                    |
|                                   | -  :ref:`Querying Backups <gaussdb_06_0004>`                                                                                                                                                                            |
|                                   | -  :ref:`Querying an Automated Backup Policy <gaussdb_06_0005>`                                                                                                                                                         |
|                                   | -  :ref:`Modifying an Automated Backup Policy <gaussdb_06_0006>`                                                                                                                                                        |
|                                   | -  :ref:`Querying Parameter Templates <gaussdb_04_0009>`                                                                                                                                                                |
|                                   | -  :ref:`Querying Resource Quotas <gaussdb_04_0011>`                                                                                                                                                                    |
|                                   | -  :ref:`Configuring Resource Quotas <gaussdb_04_0012>`                                                                                                                                                                 |
|                                   | -  :ref:`Modifying Resource Quotas <gaussdb_04_0013>`                                                                                                                                                                   |
|                                   | -  :ref:`Querying the DB Instance Quotas of a Tenant <showgaussmysqlprojectquotas>`                                                                                                                                     |
|                                   | -  :ref:`Querying Database Proxy Specifications <showgaussmysqlproxyflavors>`                                                                                                                                           |
|                                   | -  :ref:`Enabling Database Proxy <creategaussmysqlproxy>`                                                                                                                                                               |
|                                   | -  :ref:`Disabling Database Proxy <deletegaussmysqlproxy>`                                                                                                                                                              |
|                                   | -  :ref:`Adding Database Proxy Nodes <expandgaussmysqlproxy>`                                                                                                                                                           |
|                                   | -  :ref:`Querying Database Proxy Instances <showgaussmysqlproxylist>`                                                                                                                                                   |
|                                   | -  :ref:`Changing Specifications of a Database Proxy Instance <changegaussmysqlproxyspecification>`                                                                                                                     |
|                                   | -  :ref:`Assigning Read Weights <setgaussmysqlproxyweight>`                                                                                                                                                             |
|                                   | -  :ref:`Querying Database Error Logs <listgaussmysqlerrorlog>`                                                                                                                                                         |
|                                   | -  :ref:`Querying Database Slow Logs <listgaussmysqlslowlog>`                                                                                                                                                           |
|                                   | -  :ref:`Querying Resource Tags <listinstancetags>`                                                                                                                                                                     |
|                                   | -  :ref:`Querying Project Tags <listprojecttags>`                                                                                                                                                                       |
|                                   | -  :ref:`Adding or Deleting Tags in Batches <batchtagaction>`                                                                                                                                                           |
|                                   | -  :ref:`Obtaining Information About a Task with a Specified ID <showgaussmysqljobinfo>`                                                                                                                                |
|                                   | -  Configuring Concurrency Control Rules of SQL Statements                                                                                                                                                              |
|                                   | -  Querying Concurrency Control Rules of SQL Statements                                                                                                                                                                 |
|                                   | -  Deleting Concurrency Control Rules of SQL Statements                                                                                                                                                                 |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2020-12-09                        | Modified the following content:                                                                                                                                                                                         |
|                                   |                                                                                                                                                                                                                         |
|                                   | Optimized the content for API usage.                                                                                                                                                                                    |
|                                   |                                                                                                                                                                                                                         |
|                                   | Modified the **spec_code description** parameter in :ref:`Querying Database Specifications <gaussdb_11_0002>`.                                                                                                          |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| 2020-05-30                        | This issue is the first official release.                                                                                                                                                                               |
+-----------------------------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+