DROP OPERATOR — remove an operator
DROP OPERATOR [ IF EXISTS ]name
( {lefttype
| NONE } , {righttype
| NONE } ) [ CASCADE | RESTRICT ]
DROP OPERATOR
drops an existing operator from
the database system. To execute this command you must be the owner
of the operator.
IF EXISTS
Do not throw an error if the operator does not exist. A notice is issued in this case.
name
The name (optionally schema-qualified) of an existing operator.
lefttype
The data type of the operator's left operand; write
NONE
if the operator has no left operand.
righttype
The data type of the operator's right operand; write
NONE
if the operator has no right operand.
CASCADE
Automatically drop objects that depend on the operator.
RESTRICT
Refuse to drop the operator if any objects depend on it. This is the default.