DescribeDatabases
Last updated: 2018-10-12 16:09:04
Contents：
1. API Description
Domain name for API request: cdb.tencentcloudapi.com.
This API (DescribeDatabases) is used to query the database information of a cloud database instance.
A maximum of 100 requests can be initiated per second for this API.
Note: This API supports Finance regions. Since Finance regions and non-Finance regions are isolated and not interconnected. If the common parameter Region is a Finance region (such as ap-shanghai-fsi), you need to specify a domain name containing the Finance region that should be identical to the value of Region field, for example: cdb.ap-shanghai-fsi.tencentcloudapi.com.
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: DescribeDatabases |
| Version | Yes | String | Common parameter. The value used for this API: 2017-03-20 |
| Region | Yes | String | Common parameter. For more information, please see the list of regions supported by the product. |
| InstanceId | Yes | String | Instance ID, such as cdb-c1nl9rpv. It is identical to the instance ID displayed in the database console page. |
| Offset | No | Integer | Offset. The minimum value is 0. |
| Limit | No | Integer | Number of results returned for a single request. Value range: [0-100]. |
| DatabaseRegexp | No | String | The regular expression that matches the database name. See MySQL website for rules. |
3. Output Parameters
| Parameter Name | Type | Description |
|---|---|---|
| TotalCount | Integer | Number of instances that meet the condition. |
| Items | Array of String | Returned instance information. |
| RequestId | String | The unique request ID, which is returned for each request. RequestId is required for locating a problem. |
4. Error Codes
The following only lists the error codes related to the API business logic. For other error codes, see Common Error Codes.
| Error Code | Description |
|---|---|
| InvalidParameter | Parameter error. |
| InvalidParameter.InstanceNotFound | The instance does not exist. |
5. Example
Example 1 Query database
Input example
https://cdb.tencentcloudapi.com/?Action=DescribeDatabases
&InstanceId=cdb-f35wr6wj
&<Common request parameters>Output example
{
"Response": {
"Items": [
"information_schema",
"mysql",
"performance_schema",
"test",
"trsf1",
"trsf2",
"trsf3"
],
"RequestId": "6EF60BEC-0242-43AF-BB20-270359FB54A7",
"TotalCount": 7
}
}6. Other Resources
Cloud API 3.0 comes with the following development tools to make it easier to call the API.
