DROP DOMAIN
DROP DOMAIN — remove a domain
Synopsis
DROP DOMAIN [ IF EXISTS ] name [, ...] [ CASCADE | RESTRICT ]
Description
DROP DOMAIN removes a domain. Only the owner of a domain can remove it.
Parameters
IF EXISTS
Do not throw an error if the domain does not exist. A notice is issued in this case.
name
The name of an existing domain (optionally schema-qualified).
CASCADE
Automatically drop objects that depend on the domain (such as table columns), and in turn all objects that depend on those objects.
RESTRICT
Refuse to drop the domain if any objects depend on it. This is the default.
Examples
To remove the domain box:
DROP DOMAIN box;