# Copyright 2002-2007 Interchange Development Group and others
# Copyright 1996-2002 Red Hat, Inc.
# 
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.  See the LICENSE file for details.

CodeDef pgbooln Filter
CodeDef pgbooln Description PostgreSQL Boolean (undef as NULL)
CodeDef pgbooln Visibility  private
CodeDef pgbooln Routine <<EOR
sub {
	my $val = shift;
	return if ! defined($val);
	$val =~ s/\s+//g;
	return 'f' if $val =~ /^(?:0|f(?:alse)?)?$/i;
	return 't';
}
EOR
