DROP OPERATOR
DROP OPERATOR
Section: PostgreSQL 9.0.4 Documentation (7) Updated: 2011-04-15 Local index
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NAME
DROP_OPERATOR - remove an operator
SYNOPSIS
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.
SEE ALSO
CREATE OPERATOR (CREATE_OPERATOR(7)), ALTER OPERATOR (ALTER_OPERATOR(7))
Index
- NAME
-
- SYNOPSIS
-
- DESCRIPTION
-
- PARAMETERS
-
- EXAMPLES
-
- COMPATIBILITY
-
- SEE ALSO
-
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Time: 08:00:37 GMT, June 15, 2011