DROP RULE 7 SQL - Language Statements DROP RULE remove a rewrite rule DROP RULE DROP RULE [ IF EXISTS ] name ON table_name [ CASCADE | RESTRICT ] DROP RULE drops a rewrite rule. 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. RESTRICT Refuse to drop the rule if any objects depend on it. This is the default. To drop the rewrite rule newrule: DROP RULE newrule ON mytable; DROP RULE is a PostgreSQL language extension, as is the entire query rewrite system.