DROP RULE -- remove a rewrite 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.
The name of the rule to drop.
The name (optionally schema-qualified) of the table or
view that the rule applies to.
Automatically drop objects that depend on the rule.
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.