drop_transform

DROP TRANSFORM

DROP TRANSFORM

7

SQL - Language Statements

DROP TRANSFORM

remove a transform

DROP TRANSFORM [ IF EXISTS ] FOR

type_name

LANGUAGE

lang_name

[ CASCADE | RESTRICT ]

Description

DROP TRANSFORM removes a previously defined transform.

To be able to drop a transform, you must own the type and the language. These are the same privileges that are required to create a transform.

Parameters

IF EXISTS
Do not throw an error if the transform does not exist. A notice is issued in this case.

<type_name>
The name of the data type of the transform.

<lang_name>
The name of the language of the transform.

CASCADE
Automatically drop objects that depend on the transform, and in turn all objects that depend on those objects (see ???).

RESTRICT
Refuse to drop the transform if any objects depend on it. This is the default.

Examples

To drop the transform for type hstore and language plpython3u:

DROP TRANSFORM FOR hstore LANGUAGE plpython3u;

Compatibility

This form of DROP TRANSFORM is a PostgreSQL extension. See ??? for details.

See Also