Exporting the Quantity Trend of Slow Query Logs

Function

After Slow Query Logs is enabled, you can export the quantity trend of slow query logs. For free instances, you can only view data generated in the latest hour. The maximum query interval is one day.

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:clouddba:slowSqlExport	List	Instance	-	-	-

URI

GET /v3/{project_id}/instances/{instance_id}/slow-sql-trend

**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, including only letters and digits. Default Value N/A
instance_id	Yes	String	Definition Unique ID of an instance Constraints N/A Range The value can contain 32 characters, including only letters and digits. Default Value N/A

**Table 2** Query parameters
Parameter	Mandatory	Type	Description
start_at	Yes	Long	Definition Start time Constraints Unix timestamp, in milliseconds Range [0, 2^31-1]. 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, 2^31-1]. The actual value depends on the query result. Default Value N/A
datastore_type	Yes	String	Definition Database type Constraints N/A Range MySQL TaurusDB Default Value N/A
node_id	No	String	Definition Node ID Constraints N/A Range The value can contain 32 characters, including only letters and digits. Default Value N/A
offset	No	Integer	Definition Index offset. The query starts from the next piece of data indexed by this parameter. If this parameter is set to 1 and limit is set to 10, only the second to eleventh records are displayed. Constraints N/A Range [0, 2^31-1] Default Value 0: The query starts from the first data record.
limit	No	Integer	Definition Number of records to be queried. If this parameter is set to 10, a maximum of 10 records can be displayed. Constraints N/A Range [1, 100] Default Value 20

Request Parameters

None

Response Parameters

Status code: 200

**Table 3** Response body parameters
Parameter	Type	Description
slow_sql_trend_items	Array of Table 4 objects	Definition Quantity trend of slow query logs Range N/A
interval_millis	Long	Definition Query interval Range The interval is 10s if the query duration is within one hour, 60s if the query duration is within six hours, and 300s if the query duration is longer than six hours. The unit is millisecond.
total_count	Integer	Definition Total execution time ranges Range N/A

**Table 4** slow_sql_trend_items
Parameter	Type	Description
timestamp	Long	Definition Timestamp in milliseconds Range The value ranges from timestamp to timestamp + interval_millis.
slow_log_count	Long	Definition Number of slow query logs Range N/A

Example Requests

Exporting the quantity trend of slow query logs

GET https://das.cn-north-1.myhuaweicloud.com/v3/054c630ff780d4cc2f40c00d7f6fb21d/instances/6243b3fcf2f948578d46ed4c52fb54eein01/slow-sql-trend?startAt=1719862675886&endAt=1719905875886&datastore_type=MySQL&offset=0&limit=10

Example Responses

Status code: 200

Successful response

{
  "slow_sql_trend_items": [
    {
      "timestamp": 1719900000000,
      "slow_log_count": 10
    },
    {
      "timestamp": 1719903600000,
      "slow_log_count": 11
    }
  ],
  "interval_millis": 3600000,
  "total_count": 2
}