Question

第 3 章 PostgreSQL 系统表

目录

3.1. pg_available_extensions

3.2. pg_shadow

3.1. pg_available_extensions

SELECT * FROM pg_available_extensions;

postgres=# SELECT * FROM pg_available_extensions;
  name   | default_version | installed_version |           comment
---------+-----------------+-------------------+------------------------------
 plpgsql | 1.0             | 1.0               | PL/pgSQL procedural language
(1 row)