DROP_OPERATOR (7)
Leading comments
Title: DROP OPERATOR Author: The PostgreSQL Global Development Group Generator: DocBook XSL Stylesheets v1.79.1 <http://docbook.sf.net/> Date: 2017 Manual: PostgreSQL 9.6.5 Documentation Source: PostgreSQL 9.6.5 Language: English
NAME
DROP_OPERATOR - remove an operatorSYNOPSIS
DROP OPERATOR [ IF EXISTS ] name ( { left_type | NONE } , { right_type | NONE } ) [ CASCADE | RESTRICT ]
DESCRIPTION
DROP OPERATOR drops an existing operator from the database system. To execute this command you must be the owner of the operator.
PARAMETERS
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.
left_type
- The data type of the operator's left operand; write NONE if the operator has no left operand.
right_type
- 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.
EXAMPLES
Remove the power operator a^b for type integer:
-
DROP OPERATOR ^ (integer, integer);
Remove the left unary bitwise complement operator ~b for type bit:
-
DROP OPERATOR ~ (none, bit);
Remove the right unary factorial operator x! for type bigint:
-
DROP OPERATOR ! (bigint, none);
COMPATIBILITY
There is no DROP OPERATOR statement in the SQL standard.