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doc/man/drop_operator.l

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+.\" 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).