postgresql/contrib/miscutil/misc_utils.sql.in
Tom Lane f85f43dfb5 Backend support for autocommit removed, per recent discussions. The
only remnant of this failed experiment is that the server will take
SET AUTOCOMMIT TO ON.  Still TODO: provide some client-side autocommit
logic in libpq.
2003-05-14 03:26:03 +00:00

55 lines
1.1 KiB
MySQL

-- misc_utils.sql --
--
-- SQL code to define misc functions.
--
-- Copyright (c) 1998, Massimo Dal Zotto <dz@cs.unitn.it>
--
-- This file is distributed under the GNU General Public License
-- either version 2, or (at your option) any later version.
-- Return the pid of the backend.
--
-- Adjust this setting to control where the objects get created.
SET search_path = public;
CREATE OR REPLACE FUNCTION backend_pid()
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'C';
-- Unlisten from a relation.
--
CREATE OR REPLACE FUNCTION "unlisten"(name)
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'C';
-- Unlisten from all relations for this backend.
--
CREATE OR REPLACE FUNCTION "unlisten"()
RETURNS int4
AS 'SELECT "unlisten"(''*'')'
LANGUAGE 'SQL';
-- min(x,y)
--
CREATE OR REPLACE FUNCTION min(int4,int4)
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'C';
-- max(x,y)
--
CREATE OR REPLACE FUNCTION max(int4,int4)
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'C';
-- Return the number of active listeners on a relation
--
CREATE OR REPLACE FUNCTION active_listeners(text)
RETURNS int4
AS 'MODULE_PATHNAME'
LANGUAGE 'C';