DROP DOMAIN
Name
DROP DOMAIN -- remove a domainSynopsis
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 (optionally schema-qualified) of an existing domain.
CASCADE
-
Automatically drop objects that depend on the domain (such as table columns).
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;
Compatibility
This command conforms to the SQL standard, except for the IF EXISTS
option, which is a PostgreSQL extension.
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Licensed under the PostgreSQL License.
https://www.postgresql.org/docs/9.5/sql-dropdomain.html