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DescribeDatabases

Last updated: 2024-07-19 14:29:10

    1. API Description

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

    This API is used to query the database list of a TencentDB instance.

    A maximum of 20 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: DescribeDatabases.
    Version Yes String Common Params. The value used for this API: 2018-04-11.
    Region No String Common Params. This parameter is not required for this API.
    InstanceId Yes String Instance ID in the format of dcdbt-ow7t8lmc.

    3. Output Parameters

    Parameter Name Type Description
    Databases Array of Database The database list of this instance.
    InstanceId String Passed through from input parameters.
    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 the list of databases in TencentDB instance

    Input Example

    https://dcdb.tencentcloudapi.com/?Action=DescribeDatabases
&InstanceId=dcdbt-52s53yyh
&<Common request parameters>

    Output Example

    {
    "Response": {
        "RequestId": "d0f51893-e15f-44ac-be6d-900450a6b8c2",
        "InstanceId": "dcdbt-52s53yyh",
        "Databases": [
            {
                "DbName": "information_schema"
            },
            {
                "DbName": "mysql"
            },
            {
                "DbName": "performance_schema"
            },
            {
                "DbName": "test"
            }
        ]
    }
}

    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
    InternalError.CamAuthFailed CAM authentication request failed.
    InternalError.DbOperationFailed Failed to query the database.
    InternalError.GetDbListFailed Failed to get database list.
    InvalidParameter.GenericParameterError An error occurred while verifying parameter validity.
    ResourceUnavailable.InstanceAlreadyDeleted The database instance has been dropped.
    ResourceUnavailable.InstanceStatusAbnormal Incorrect database instance status. Operations are not allowed.
    UnauthorizedOperation.PermissionDenied You have no permission to manipulate this API or resource.
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