mirror of
https://git.postgresql.org/git/postgresql.git
synced 2024-08-18 08:23:23 +02:00
45 lines
1.1 KiB
Plaintext
45 lines
1.1 KiB
Plaintext
.\" This is -*-nroff-*-
|
|
.\" XXX standard disclaimer belongs here....
|
|
.\" $Header: /cvsroot/pgsql/doc/man/Attic/drop_operator.l,v 1.1.1.1 1996/08/18 22:14:23 scrappy Exp $
|
|
.TH "DROP OPERATOR" SQL 11/05/95 Postgres95 Postgres95
|
|
.SH NAME
|
|
drop operator \(em remove an operator from the system
|
|
.SH SYNOPSIS
|
|
.nf
|
|
\fBdrop operator\fR opr_desc
|
|
.fi
|
|
.SH DESCRIPTION
|
|
This command drops an existing operator from the database. To execute
|
|
this command you must be the owner of the operator.
|
|
.PP
|
|
.IR Opr_desc
|
|
is the name of the operator to be removed followed by a parenthesized
|
|
list of the operand types for the operator. The left or right type
|
|
of a left or right unary operator, respectively, may be specified
|
|
as
|
|
.IR none .
|
|
.PP
|
|
It is the user's responsibility to remove any access methods, operator
|
|
classes, etc. that rely on the deleted operator.
|
|
.SH EXAMPLE
|
|
.nf
|
|
--
|
|
--Remove power operator a^n for int4
|
|
--
|
|
drop operator ^ (int4, int4)
|
|
.fi
|
|
.nf
|
|
--
|
|
--Remove left unary operator !a for booleans
|
|
--
|
|
drop operator ! (none, bool)
|
|
.fi
|
|
.nf
|
|
--
|
|
--Remove right unary factorial operator a! for int4
|
|
--
|
|
drop operator ! (int4, none)
|
|
.fi
|
|
.SH "SEE ALSO"
|
|
create operator(l).
|