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DescribeTopSpaceSchemas

Last updated: 2021-07-13 17:27:42

1. API Description

Domain name for API request: dbbrain.tencentcloudapi.com.

This API is used to query real-time space statistics of top databases. The return results are sorted by size by default.

A maximum of 20 requests can be initiated per second for this API.

Note: This API supports Finance regions. If the common parameter Region is a Finance region, a domain name with the Finance region needs to be specified, for example: dbbrain.ap-shanghai-fsi.tencentcloudapi.com

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2. Input Parameters

The following request parameter list only provides API request parameters and some common parameters. For the complete common parameter list, see Common Request Parameters.

Parameter Name Required Type Description
Action Yes String Common parameter. The value used for this API: DescribeTopSpaceSchemas.
Version Yes String Common parameter. The value used for this API: 2019-10-16.
Region Yes String Common parameter. For more information, please see the list of regions supported by the product.
InstanceId Yes String Instance ID.
Limit No Integer Number of returned top databases. Maximum value: 100. Default value: 20.
SortBy No String Field used to sort top tables. Valid values: DataLength, IndexLength, TotalLength, DataFree, FragRatio, TableRows, and PhysicalFileSize (supported only by TencentDB for MySQL instances). For TencentDB for MySQL instances, the default value is PhysicalFileSize; for other database instances, the default value is TotalLength.
Product No String Service type. Valid values: mysql (TencentDB for MySQL), cynosdb (TencentDB for CynosDB (compatible with MySQL)). Default value: mysql.

3. Output Parameters

Parameter Name Type Description
TopSpaceSchemas Array of SchemaSpaceData List of the returned space statistics of top databases.
Timestamp Integer Timestamp (in seconds) of database space data collect points
RequestId String The unique request ID, which is returned for each request. RequestId is required for locating a problem.

4. Example

Example1 Obtaining the space statistics of top databases

Input Example

https://dbbrain.tencentcloudapi.com/?Action=DescribeTopSpaceSchemas
&InstanceId=cdb-test
&Limit=2
&SortBy=TableRows
&<common request parameters>

Output Example

{
  "Response": {
    "RequestId": "ed279d8b-a9d9-48d6-9429-e0fde000994a",
    "Timestamp": 1603819881,
    "TopSpaceSchemas": [
      {
        "DataFree": 0,
        "TotalLength": 0.1,
        "TableSchema": "test_bak",
        "FragRatio": 0,
        "DataLength": 0.1,
        "PhysicalFileSize": 0.1,
        "TableRows": 9,
        "IndexLength": 0
      },
      {
        "DataFree": 0,
        "TotalLength": 0.1,
        "TableSchema": "test_bak",
        "FragRatio": 0,
        "DataLength": 0.1,
        "PhysicalFileSize": 0.1,
        "TableRows": 9,
        "IndexLength": 0
      }
    ]
  }
}

5. Developer Resources

SDK

TencentCloud API 3.0 integrates SDKs that support various programming languages to make it easier for you to call APIs.

Command Line Interface

6. Error Code

The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.

Error Code Description
AuthFailure Error with CAM signature/authentication.
InternalError Internal error.
InvalidParameter Incorrect parameter.
InvalidParameterValue Incorrect parameter value.
MissingParameter Missing parameter.
OperationDenied Operation denied.
OperationDenied.UserHasNoStrategy Error with CAM authentication.
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