--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main/database/src/pq_update_types.cc	Wed Jan 16 06:17:06 2013 +0000
@@ -0,0 +1,52 @@
+/*
+
+Copyright (C) 2013 Olaf Till <i7tiol@t-online.de>
+
+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 3 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include <octave/oct.h>
+
+#include "command.h"
+
+// PKG_ADD: autoload ("pq_update_types", "pq_interface.oct");
+
+DEFUN_DLD (pq_update_types, args, ,
+           "-*- texinfo -*-\n\
+@deftypefn {Loadable Function} pq_update_types (@var{connection})\n\
+Updates information on existing postgresql types for @var{connection}. Use this before @code{pq_exec_params} if types were created or dropped while the connection was already established. A newly created connection will automatically retrieve this information at connection time.\n\
+\n\
+@end deftypefn")
+{
+  std::string fname ("pq_update_types");
+
+  octave_value_list retval;
+
+  if (args.length () != 1 ||
+      args(0).type_id () != octave_pq_connection::static_type_id ())
+    {
+      print_usage ();
+
+      return retval;
+    }
+
+  octave_base_value& rep = const_cast<octave_base_value&> (args(0).get_rep ());
+
+  octave_pq_connection &oct_pq_conn = dynamic_cast<octave_pq_connection&> (rep);
+
+  oct_pq_conn.octave_pq_refresh_types ();
+
+  return retval;
+}