Call the GrantDBAccountPrivilege API to grant privileges to a database account. ## Request parameters This section describes only the request parameters specific to this API and some common parameters. For more information, refer to [Common parameters](https://www.volcengine.com/docs/6369/67268). **Action** string必选 `Example: GrantDBAccountPrivilege` The operation to perform. The value is `GrantDBAccountPrivilege`. **Version** string必选 `Example value: 2022-01-01` The API version is `2022-01-01`. **InstanceId** string 必选`Example value: mssql-64504b******` Instance ID. **AccountName** string必选 `Example: test_user` Account name. **AccountPrivileges** object[]必选 `Example value: [ { "DBName": "test_db", "AccountPrivilege": "DBOwner" } ]` The account permission object. **DBName** string必选 `Example value: test_db` Database name. **AccountPrivilege** string必选 `Example value: DBOwner` Permission type. Possible values: * `DBOwner`: Database owner permission. Grants full management and operational permissions for the database. * `ReadWrite`: The read and write permission, which supports data query, insertion, update, and deletion operations. * `ReadOnly`: Read Only permission. Allows querying data only. Writing, modifying, and deleting operations are prohibited. **AccountPrivilegeDetail ** string `Optional` `Example: db_owner` Account permission details. ## Response parameters This API has no specific response parameters. For more information, see [Response structure](https://www.volcengine.com/docs/6369/80336). ## Request example ```JSON POST /?Action= GrantDBAccountPrivilege&Version=2022-01-01 HTTP/1.1 Host: rds-mssql.cn-beijing.volcengineapi.com Content-Type: application/json; charset=UTF-8 X-Date: 20260112T123840Z X-Content-Sha256: 287e874e******d653b44d21e Authorization: HMAC-SHA256 Credential=Adfks******wekfwe/20260112/cn-beijing/rds_mssql/request, SignedHeaders=host;x-content-sha256;x-date, Signature=47a7d934ff7b37c03938******cd7b8278a40a1057690c401e92246a0e41085f { "InstanceId": "mssql-*****", "AccountName": "test_user", "AccountPrivileges": [ { "DBName": "test_db", "AccountPrivilege": "DBOwner" } ] } ``` ## Response example ```JSON { "ResponseMetadata": { "RequestId": "20260204213316D4F7B8466245DA315B66-******", "Action": "GrantDBAccountPrivilege", "Version": "2022-01-01", "Service": "rds_mssql", "Region": "cn-beijing" }, "Result": null } ``` ## Error code The following table lists the business logic\-related error codes for this API. For public error codes, see the [Public error codes](https://www.volcengine.com/docs/6369/68677) document. |Status code |Error code |Error message |Description | |---|---|---|---| |400 |InvalidParameter |The specified parameter %s is not valid. |The value of Parameter {parameter1} is invalid. | |400 |OperationFailed |Opration Failed: %s |Operation failed: |

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