DROP CAST(l) SQL - Language Statements (2002-11-22) DROP CAST(l)
NAME
DROP CAST - remove a user-defined cast
SYNOPSIS
DROP CAST (sourcetype AS targettype)
[ CASCADE | RESTRICT ]
DESCRIPTION
DROP CAST removes 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. "PARAMETERS"
sourcetype
The name of the source data type of the cast.
targettype
The name of the target data type of the cast.
CASCADE
RESTRICT
These key words do not have any effect, since there are
no dependencies on casts.
NOTES
Use CREATE CAST to create user-defined casts.
EXAMPLES
To drop the cast from type text to type int:
DROP CAST (text AS int4);
COMPATIBILITY
The DROP CAST command conforms to SQL99.
SEE ALSO
CREATE CAST [create_cast(l)]
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