Removes a rewrite rule.
Synopsis
DROP RULE [IF EXISTS] <name> ON <table_name> [CASCADE | RESTRICT]
Description
DROP RULE drops a rewrite rule from a table or view.
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 remove.
- 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.
Examples
Remove the rewrite rule sales_2006 on the table sales:
DROP RULE sales_2006 ON sales;
Compatibility
DROP RULE is a Greenplum Database language extension, as is the entire query rewrite system.
See Also
Parent topic: SQL Commands
