Querying Database Version Information

Function

This API is used to obtain database version information about a specified type of a DB instance.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions.

If you are using role/policy-based authorization, see Permissions Policies and Supported Actions for details on the required permissions.

If you are using identity policy-based authorization, the following identity policy-based permissions are required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependencies
dds:instance:listDatabaseVersion	read	-	-	-	-

URI

URI format
GET /v3/{project_id}/datastores/{datastore_name}/versions
URI example
https://dds.ap-southeast-1.myhuaweicloud.com/v3/0549b4a43100d4f32f51c01c2fe4acdb/datastores/DDS-Community/versions

Request Parameters

**Table 1** Request parameters
Name	Type	IN	Mandatory	Description
x-auth-token	string	header	Yes	User token obtained from IAM. For details, see Authentication.
project_id	string	path	Yes	Project ID of a tenant in a region. Obtain the project ID by following the instructions in Obtaining a Project ID.
datastore_name	string	path	Yes	Specifies the database type. The value is DDS-Community.

Response Parameters

**Table 2** Parameter description
Name	Type	Mandatory	Description
versions	Array of strings	Yes	DB version. Versions 5.0, 4.4, 4.2, 4.0, and 3.4 are supported. The value can be 5.0, 4.4, 4.2, 4.0, or 3.4.

Example Request

None

Example Response

 {
   "versions": [
        "3.4",
        "4.0",
        "4.2",
        "4.4",
        "5.0"
    ]
}

SDK

Click Document Database Service DDS SDK to download the SDK or view the SDK document. To learn how to install and authenticate an SDK, read the Usage section.