Updated on 2026-08-25 GMT+08:00

Querying Top Slow SQL Statements

Function

This API is used to query top slow SQL statements.

Authorization Information

Each account has permissions to call all APIs, but IAM users must have the required permissions specifically assigned.

If you are using role/policy-based authorization, see the required permissions in Permissions Policies and Supported Actions.
If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action

Access Level

Resource Type (*: required)

Condition Key

Alias

Dependencies

das::showCloudDBAInfo

Read

-

-

-

-

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
das::showCloudDBAInfo	Read	-	-	-	-

URI

GET /v3/{project_id}/instances/top-slow-log

**Table 1** URI parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Definition Project ID of a tenant in a region. To obtain this value, see Obtaining a Project ID. Constraints N/A Range The value can contain 32 characters. Only letters and digits are supported. Default Value N/A

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
num	Yes	Integer	Definition Top N Constraints N/A Range [0, 2^31 – 1]. The actual value depends on the query result. Default Value N/A
start_at	Yes	Long	Definition Start time Constraints Unix timestamp, in milliseconds Range [0, 2^63 – 1]. The actual value depends on the query result. Default Value N/A
end_at	Yes	Long	Definition End time Constraints Unix timestamp, in milliseconds Range [0, 2^63 – 1]. The actual value depends on the query result. Default Value N/A

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
top_slow_log_list	Array of Table 4 objects	Definition Top slow SQL statements

**Table 4** top_slow_log_list
Parameter	Type	Description
instance_id	String	Definition Instance ID, which uniquely identifies an instance. You can obtain the instance ID from the instance list or instance details. Range The value can contain 36 characters. Only letters and digits are allowed.
instance_name	String	Definition Instance name Range N/A
slow_log_num	Long	Definition Number of slow query logs Range [0, 2^31-1]

Example Requests

GET https://das.cn-north-1.myhuaweicloud.com/v3/054e292c9880d4992f02c0196d3ea468/instances/top-slow-log?num=10&start_at=1736402167045&end_at=1736403967045

Example Responses

Status code: 200

Success.

{
      "top_slow_log_list":   [
            {
                  "instance_id":   "5c59fa7d6f09456b947f32922f9aeda1in01",
                  "instance_name":   "DAS-MYSQL-AT",
                  "slow_log_num":   21
            }
      ]
}

Status Codes

Status Code	Description
200	Success.
400	Client error.
500	Server error.

Error Codes

See Error Codes.

Parent topic: Intelligent O&M