Removes a view.
DROP VIEW [IF EXISTS] name [, ...] [CASCADE | RESTRICT]
DROP VIEW will remove an existing view. Only the owner of a view can remove it.
Do not throw an error if the view does not exist. A notice is issued in this case.
The name (optionally schema-qualified) of the view to remove.
Automatically drop objects that depend on the view (such as other views).
Refuse to drop the view if any objects depend on it. This is the default.
Remove the view
DROP VIEW topten;
DROP VIEW is fully conforming with the SQL standard, except that the standard only allows one view to be dropped per command. Also, the
IF EXISTS option is a HAWQ extension.