DROP_INDEX (7) Linux Manual Page
DROP INDEX – remove an index
Synopsis
DROP INDEX [ IF EXISTS ] name [, ...] [ CASCADE | RESTRICT ]
Description
DROP INDEX drops an existing index from the database system. To execute this command you must be the owner of the index.
Parameters
- IF EXISTS
- Do not throw an error if the index does not exist. A notice is issued in this case.
- name
- The name (optionally schema-qualified) of an index to remove.
- CASCADE
- Automatically drop objects that depend on the index.
- RESTRICT
- Refuse to drop the index if any objects depend on it. This is the default.
Examples
This command will remove the index title_idx:
DROP INDEX title_idx;
Compatibility
DROP INDEX is a PostgreSQL language extension. There are no provisions for indexes in the SQL standard.
See Also
CREATE INDEX [create_index(7)]