:original_name: dds_api_0006.html
.. _dds_api_0006:
API Overview
============
DDS provides extension APIs, allowing you to perform specific operations using APIs.
.. table:: **Table 1** API description
+----------------------------------------+-------------------------------------------------------------------------------+
| Type | Description |
+========================================+===============================================================================+
| API Version Queries | - Query all API versions. |
| | - Query a specified API version. |
+----------------------------------------+-------------------------------------------------------------------------------+
| Database Version Information Queries | Obtain database version information about a specified instance type. |
+----------------------------------------+-------------------------------------------------------------------------------+
| All DB Instance Specifications Queries | Query all DB instance specifications in a specified region. |
+----------------------------------------+-------------------------------------------------------------------------------+
| DB Instance Management | Manage DB instances, including creating, deleting, and querying DB instances. |
+----------------------------------------+-------------------------------------------------------------------------------+