Removes a rewrite rule.
DROP RULE [IF EXISTS] <name> ON <table_name> [CASCADE | RESTRICT]
DROP RULE drops a rewrite rule from a table or view.
Do not throw an error if the rule does not exist. A notice is issued in this case.
The name of the rule to remove.
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.
Remove the rewrite rule
sales_2006 on the table
DROP RULE sales_2006 ON sales;
DROP RULE is a Greenplum Database language extension, as is the entire query rewrite system.
ALTER RULE, CREATE RULE
Parent topic: SQL Commands