Chen, Junjie f5b629cc78 DMS API 20240722 version

Reviewed-by: Ziuzko, Stanislav <stanislav.ziuzko@t-systems.com>
Co-authored-by: Chen, Junjie <chenjunjie@huawei.com>
Co-committed-by: Chen, Junjie <chenjunjie@huawei.com>

2024-09-06 09:17:23 +00:00

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Querying the Partition List of a Topic

Function

This API is used to query the partition list of a topic.

URI

GET /v2/{project_id}/kafka/instances/{instance_id}/topics/{topic}/partitions

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details about how to obtain it, see Obtaining a Project ID.
instance_id	Yes	String	Instance ID.
topic	Yes	String	Topic.

**Table 2** Query Parameters
Parameter	Mandatory	Type	Description
offset	No	Integer	Offset. The records after this offset will be queried.
limit	No	Integer	Maximum number of records that can be returned.

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
total	Integer	Total records.
partitions	Array of partitions objects	Partition array.

**Table 4** partitions
Parameter	Type	Description
partition	Integer	Partition ID.
start_offset	Long	Start offset.
last_offset	Long	Last offset.
message_count	Long	Number of messages in a partition.
last_update_time	Long	Last update time.

Example Requests

Querying the partition list of a topic

GET https://{endpoint}/v2/{project_id}/kafka/instances/{instance_id}/topics/{topic}/partitions?start=1&limit=10

Example Responses

Status code: 200

The partition list of the topic is queried successfully.

{
  "total" : 3,
  "partitions" : [ {
    "partition" : 0,
    "start_offset" : 0,
    "last_offset" : 1216303,
    "message_count" : 1216303,
    "last_update_time" : 1688011291458
  }, {
    "partition" : 1,
    "start_offset" : 0,
    "last_offset" : 985447,
    "message_count" : 985447,
    "last_update_time" : 1688011291469
  }, {
    "partition" : 2,
    "start_offset" : 0,
    "last_offset" : 923340,
    "message_count" : 923340,
    "last_update_time" : 1688011291526
  } ]
}

Status Codes

Status Code	Description
200	The partition list of the topic is queried successfully.

Error Codes

See Error Codes.

Parent topic: Topic Management

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