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DescribeDatabase

Last updated: 2024-09-12 11:43:42

1. API Description

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

This API is used to obtain the database information under a specific data source.

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

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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 Params. The value used for this API: DescribeDatabase.
Version Yes String Common Params. The value used for this API: 2021-12-28.
Region No String Common Params. This parameter is not required for this API.
InstanceId Yes String Resource ID, which is the TCHouse-D resource ID used for table creation.
UserName No String Use the user who has corresponding permissions for operations. If the TCHouse-D cluster uses a kernel account registered by a CAM user, you do not need to fill it in.
PassWord No String Password corresponding to the user. If the TCHouse-D cluster uses a kernel account registered by a CAM user, you do not need to fill it in.
CatalogName No String Query the data source where the database is located. If it is not filled in, the internal data source (internal) will be used by default.
DbNames.N No Array of String The database information to be queried. If this parameter and FilterDbName are not filled in, all database information of the current data source will be queried by default.
FilterDbName No String Display the filtered database information. For example, %infor indicates database names ending with infor. This parameter only supports scenarios where CatalogName is internal.

3. Output Parameters

Parameter Name Type Description
DbInfos Array of DbInfo Database information
Note: This field may return null, indicating that no valid values can be obtained.
Message String Error message
Note: This field may return null, indicating that no valid values can be obtained.
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 Obtaining the Database Information

This example shows you how to obtain the database information of the internal data source.

Input Example

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

{
    "InstanceId": "cdwdoris-bjizjxxx",
    "CatalogName": "internal"
}

Output Example

{
    "Response": {
        "DbInfos": [
            {
                "DbName": "test",
                "Location": "",
                "Properties": null
            },
            {
                "DbName": "db1",
                "Location": "",
                "Properties": [
                    {
                        "PropertyKey": "min_load_replica_num",
                        "PropertyValue": "-1"
                    },
                    {
                        "PropertyKey": "replication_allocation",
                        "PropertyValue": "tag.location.default: 3"
                    }
                ]
            }
        ],
        "Message": "",
        "RequestId": "43516a7e-aa6c-4f43-8435-71d4e41dbd8a"
    }
}

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

There is no error code related to the API business logic. For other error codes, please see Common Error Codes.