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DROP
COLLATION
Name
DROP COLLATION -- remove a collation
Synopsis
DROP COLLATION [ IF EXISTS ] name [ CASCADE | RESTRICT ]
Description
DROP COLLATION removes a previously
defined collation. To be able to drop a collation, you must own
the collation.
Parameters
- IF EXISTS
-
Do not throw an error if the collation does not exist. A
notice is issued in this case.
- name
-
The name of the collation. The collation name can be
schema-qualified.
- CASCADE
-
Automatically drop objects that depend on the
collation.
- RESTRICT
-
Refuse to drop the collation if any objects depend on
it. This is the default.
Examples
To drop the collation named german:
DROP COLLATION german;
Compatibility
The DROP COLLATION command conforms
to the SQL standard, apart
from the IF EXISTS option, which is a
PostgreSQL extension.