Red Hat Database: SQL Guide and Reference
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DROP LANGUAGE

Name

DROP LANGUAGE  --  Removes a user-defined procedural language.

Synopsis

DROP [ PROCEDURAL ] LANGUAGE name

Inputs

name

The name of an existing procedural language. For backward compatibility, the name may be enclosed by single quotes.

Outputs

DROP

This message is returned if the language is successfully dropped.

ERROR: Language "name" does not exist

This message occurs if a language called name is not found in the database.

Description

DROP PROCEDURAL LANGUAGE removes the definition of the previously registered procedural language called name.

Notes

Refer to CREATE LANGUAGE for information on how to create procedural languages.

Caution

No checks are made if functions or trigger procedures registered in this language still exist. If you drop a language, you can re-enable the procedures used in that language without having to drop and recreate all the functions, the pg_proc's prolang attribute of the functions must be adjusted to the new object ID of the recreated pg_language entry for the PL.

Usage

To remove the PL/Sample language: 
DROP LANGUAGE plsample;

Compatibility

SQL92

There is no DROP PROCEDURAL LANGUAGE statement in SQL92.

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