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DROP CONVERSION
DROP CONVERSION — remove 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 can be schema-qualified. 
- CASCADE
 - RESTRICT
- 
       These key words do not have any effect, since there are no dependencies on conversions. 
Examples
To drop the conversion named myname:
DROP CONVERSION myname;Compatibility
There is no DROP CONVERSION statement in the SQL standard, but a DROP TRANSLATION statement that goes along with the CREATE TRANSLATION statement that is similar to the CREATE CONVERSION statement in PostgreSQL.