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DokumentasiTencentDB for MySQL

DescribeTables

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Terakhir diperbarui: 2025-10-28 22:19:41

1. API Description

Domain name for API request: cdb.intl.tencentcloudapi.com.

This API is used to query the information of database tables in a TencentDB instance. It only supports source or disaster recovery instances.

A maximum of 40 requests can be initiated per second for this API.

We recommend you to use API Explorer
Try it
API Explorer provides a range of capabilities, including online call, signature authentication, SDK code generation, and API quick search. It enables you to view the request, response, and auto-generated examples.

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 Params. The value used for this API: DescribeTables.
Version Yes String Common Params. The value used for this API: 2017-03-20.
Region Yes String Common Params. For more information, please see the list of regions supported by the product.
InstanceId Yes String Instance ID in the format of cdb-c1nl9rpv. It is the same as the instance ID displayed on the TencentDB Console page.
Database Yes String Database name.
Offset No Integer Record offset. Default value: 0.
Limit No Integer Number of results to be returned for a single request. Default value: 20. Maximum value: 2,000.
TableRegexp No String Regular expression for matching table names, which complies with the rules at MySQL's official website

3. Output Parameters

Parameter Name Type Description
TotalCount Integer Number of eligible tables.
Items Array of String Information of a table.
RequestId String The unique request ID, generated by the server, will be returned for every request (if the request fails to reach the server for other reasons, the request will not obtain a RequestId). RequestId is required for locating a problem.

4. Example

Example1 Querying database tables

Input Example

POST / HTTP/1.1
Host: cdb.intl.tencentcloudapi.com
Content-Type: application/json
X-TC-Action: DescribeTables
<Common request parameters>

{
    "InstanceId": "cdb-c1nl9rpv",
    "Database": "mysql"
}

Output Example

{
    "Response": {
        "RequestId": "6EF60BEC-0242-43AF-BB20-270359FB54A7",
        "TotalCount": 10,
        "Items": [
            "CHARACTER_SETS",
            "COLLATIONS",
            "COLLATION_CHARACTER_SET_APPLICABILITY",
            "COLUMNS",
            "COLUMN_PRIVILEGES",
            "ENGINES",
            "EVENTS",
            "FILES",
            "GLOBAL_STATUS",
            "GLOBAL_VARIABLES"
        ]
    }
}

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 CAM signature/authentication error.
InternalError.ExeSqlError SQL statement error
InternalError.JSONError Failed to parse JSON.
InternalError.NetworkError Network error
InternalError.UnknownError Unknown error
InvalidParameter Parameter error.
InvalidParameter.InstanceNotFound The instance does not exist.
InvalidParameterValue.InvalidParameterValueError Invalid parameter value
OperationDenied Operation denied.
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