Obtaining Links for Downloading Slow Query Logs

Function

This API is used to obtain links for downloading slow query logs. The downloaded logs contain only the logs of the primary node.

Before calling an API, you need to understand the API in Authentication.

URI

URI format
POST /v3/{project_id}/instances/{instance_id}/slowlog-download

Parameter description

**Table 1** Parameter description
Name	Mandatory	Description
project_id	Yes	Project ID of a tenant in a region. For details about how to obtain the project ID, see Obtaining a Project ID.
instance_id	Yes	ID of the DB instance to be queried.

Request

**Table 2** Parameter description
Name	Mandatory	Type	Description
file_name	No	String	Name of the file to be downloaded. To obtain the file name, click the instance name on the console and choose Logs > Slow Query Logs. This parameter is mandatory for Microsoft SQL Server.

Example Request

Obtain the link for downloading the slow query log Database_slowlog_name.

POST https://{endpoint}/v3/0483b6b16e954cb88930a360d2c4e663/instances/cee5265e1e5845649e354841234567dfin01/slowlog-download
{
	"file_name":"Database_slowlog_name"
}

Response

Normal response

**Table 3** Parameter description
Name	Type	Description
list	List	Indicates the links for downloading slow query logs. For details, see Table 4.
status	String	Indicates the status of generating links for downloading slow query logs. FINISH: The download link has been generated. CREATING: A file is being generated and the download link is to be prepared. FAILED: Log files fail to be prepared.
count	Integer	Indicates the number of links for downloading slow query logs.

**Table 4** linkInfo field data structure description
Name	Type	Description
workflow_id	String	Indicates the workflow ID. For the MySQL DB engine, the value is always "".
file_name	String	Indicates the name of the generated file for downloading slow query logs.
status	String	Indicates the generation status of the current link. EXPORTING: indicates that the download link is being generated. SUCCESS: indicates that the download link is successfully generated. FAILED: indicates that the download link failed to be generated.
file_size	String	Indicates the file size in KB.
file_link	String	Indicates the download link. The link is valid for 5 minutes.
create_at	Long	Indicates the generation time.
update_at	Long	Indicates the update time.

Example normal response

{
  "list": [
           {
              "workflow_id": "44fb1d85-2fcc-4d63-ad3b-c3d1ecd7000e",
              "file_name": "054bc9c1f680d55c1f36c006e5a9f67b_slowlog_download_20200515080614589",
              "status": "SUCCESS",
              "file_size": "0",
              "file_link": "https://rdsbucket.xxxr.obs.cn-xianhz-1.myhuaweicloud.com:443/054bc9c1f680d55c1f36c006e5a9f67b_slowlog_download_20200515080614589?AWSAccessKeyId=1BQ38TBCQHAVQXBUMUTC&Expires=1589530200&response-cache-control=no-cache%2Cno-store&Signature=Fgi4%2BLOJ9frAXyOkz5hRoW5O%2BUM%3D",
 
              "create_at": 1589529991385,
              "update_at": 1589529991385
           }
    ],
  "status": "finish",
  "count": 1
}