Removes a conversion.

Synopsis

DROP CONVERSION [IF EXISTS] <name> [CASCADE | RESTRICT]

Description

DROP CONVERSION removes a previously defined conversion. To be able to drop a conversion, you must own the conversion.

Parameters

IF EXISTS

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

name

The name of the conversion. The conversion name may be schema-qualified.

CASCADE

RESTRICT

These keywords have no effect since there are no dependencies on conversions.

Examples

Drop the conversion named myname:

DROP CONVERSION myname;

Compatibility

There is no DROP CONVERSION statement in the SQL standard. The standard has CREATE TRANSLATION and DROP TRANSLATION statements that are similar to the Greenplum Database CREATE CONVERSION and DROP CONVERSION statements.

See Also

ALTER CONVERSION, CREATE CONVERSION

Parent topic: SQL Commands