DROP CAST
Description
will delete a previously defined cast. To be able to drop a cast, you must own the source or the target data type. These are the same privileges that are required to create a cast.
IF EXISTS
Do not throw an error if the cast does not exist. A notice is issued in this case.
sourcetype
targettype
The name of the target data type of the cast.
CASCADE
RESTRICT
Examples
To drop the cast from type to type :
There command conforms to the SQL standard.
See Also
Parent topic: