:original_name: rds_02_0000.html

.. _rds_02_0000:

API Overview
============

With GaussDB(for MySQL) APIs, you can query, set, and modify resource quotas.

+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Type                          | Description                                                                                                                                                                                       |
+===============================+===================================================================================================================================================================================================+
| DB engine version query       | Query the DB version information of a specified DB engine.                                                                                                                                        |
+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| DB specifications query       | Query the DB specifications of a specified DB engine version.                                                                                                                                     |
+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| DB instance management        | Create DB instances, query DB instance lists, query DB instance details, delete DB instances, create read replicas, delete read replicas, and scale storage space of yearly/monthly DB instances. |
+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Parameter template management | Query parameter templates.                                                                                                                                                                        |
+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Quota management              | Query, set, and modify resource quotas.                                                                                                                                                           |
+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
| Task information query        | Obtain task information about the task center.                                                                                                                                                    |
+-------------------------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+