DROP RULE
remove a rewrite rule
Synopsis
DROP RULE [ IF EXISTS ] NAME ON TABLE_NAME [ CASCADE | RESTRICT ]
Description
DROP RULE drops a rewrite rule.
Parameters
IF EXISTS
: Do not throw an error if the rule does not exist. A notice is issued in this case.
name : The name of the rule to drop.
table_name : The name (optionally schema-qualified) of the table or view that the rule applies to.
CASCADE
: Automatically drop objects that depend on the rule, and in turn all objects that depend on those objects (see Dependency Tracking).
RESTRICT
: Refuse to drop the rule if any objects depend on it. This is the default.
Examples
To drop the rewrite rule newrule:
DROP RULE newrule ON mytable;
Compatibility
DROP RULE is a PostgreSQL language extension, as is the entire query rewrite system.