DROP EXTENSION
DROP EXTENSION — remove an extension
Synopsis
DROP EXTENSION [ IF EXISTS ] name
[, ...] [ CASCADE | RESTRICT ]
Description
DROP EXTENSION
removes extensions from the database. Dropping an extension causes its component objects to be dropped as well.
You must own the extension to use DROP EXTENSION
.
Parameters
IF EXISTS
Do not throw an error if the extension does not exist. A notice is issued in this case.
name
The name of an installed extension.
CASCADE
Automatically drop objects that depend on the extension.
RESTRICT
Refuse to drop the extension if any objects depend on it (other than its own member objects and other extensions listed in the same
DROP
command). This is the default.
Examples
To remove the extension hstore
from the current database:
DROP EXTENSION hstore;
This command will fail if any of hstore
's objects are in use in the database, for example if any tables have columns of the hstore
type. Add the CASCADE
option to forcibly remove those dependent objects as well.
Compatibility
DROP EXTENSION
is a PostgreSQL extension.