DROP_DOMAIN - remove a domain

This command conforms to the SQL standard, except for the IF EXISTS option, which is a PostgreSQL extension.

DROPDOMAIN removes a domain. Only the owner of a domain can remove it.

To remove the domain box: DROP DOMAIN box;

DROP_DOMAIN - remove a domain

IF EXISTS Do not throw an error if the domain does not exist. A notice is issued in this case. name The name (optionally schema-qualified) of an existing domain. CASCADE Automatically drop objects that depend on the domain (such as table columns), and in turn all objects that depend on those objects (see Section 5.15). RESTRICT Refuse to drop the domain if any objects depend on it. This is the default.

CREATE DOMAIN (CREATE_DOMAIN(7)), ALTER DOMAIN (ALTER_DOMAIN(7)) PostgreSQL 17.5 2025 DROPDOMAIN(7)

DROP DOMAIN [ IF EXISTS ] name [, ...] [ CASCADE | RESTRICT ]