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   1  -- ============================================================================
   2  -- Copyright (C) 2004 Benoit Mortier <benoit.mortier@opensides.be>
   3  --
   4  -- This program is free software; you can redistribute it and/or modify
   5  -- it under the terms of the GNU General Public License as published by
   6  -- the Free Software Foundation; either version 2 of the License, or
   7  -- (at your option) any later version.
   8  --
   9  -- This program is distributed in the hope that it will be useful,
  10  -- but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  -- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  -- GNU General Public License for more details.
  13  --
  14  -- You should have received a copy of the GNU General Public License
  15  -- along with this program; if not, write to the Free Software
  16  -- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17  --
  18  -- $Id: functions.sql,v 1.2 2005/03/18 00:57:30 eldy Exp $
  19  -- $Source: /cvsroot/dolibarr/dolibarr/pgsql/functions/functions.sql,v $
  20  --
  21  -- ============================================================================
  22  
  23  CREATE OR REPLACE FUNCTION UNIX_TIMESTAMP(TIMESTAMP WITHOUT TIME ZONE)
  24  RETURNS BIGINT
  25  LANGUAGE SQL
  26  IMMUTABLE STRICT
  27  AS 'SELECT EXTRACT(EPOCH FROM $1)::bigint;';
  28  
  29  CREATE OR REPLACE FUNCTION UNIX_TIMESTAMP(TIMESTAMP WITH TIME ZONE)
  30  RETURNS BIGINT
  31  LANGUAGE SQL
  32  IMMUTABLE STRICT
  33  AS 'SELECT EXTRACT(EPOCH FROM $1)::bigint;';
  34   
  35  CREATE OR REPLACE FUNCTION FROM_UNIXTIME(BIGINT, VARCHAR)
  36  RETURNS TIMESTAMP WITH TIME ZONE
  37  LANGUAGE SQL
  38  IMMUTABLE STRICT
  39  AS 'SELECT TIMESTAMP WITH TIME ZONE \'epoch\' + $1 * interval \'1 second\' ;';