DROP MATERIALIZED VIEW
Description
DROP MATERIALIZED VIEW drops an existing materialized view. To execute this command you must be the owner of the materialized view.
Parameters
- IF EXISTS
 - 
    
Do not throw an error if the materialized view does not exist. A notice is issued in this case.
 - name
 - 
    
The name (optionally schema-qualified) of the materialized view to remove.
 - CASCADE
 - 
    
Automatically drop objects that depend on the materialized view (such as other materialized views, or regular views).
 - RESTRICT
 - 
    
Refuse to drop the materialized view if any objects depend on it. This is the default.
 
Examples
This command will remove the materialized view called order_summary :
DROP MATERIALIZED VIEW order_summary;