On 5 Aug 2006 at 19:32, luciano wrote: > I stop the postmaster service and then i copy the directory in an > other place. Restart the postmaster and then test someting > modifications. Then i stop the service and restore the saved data > directory Now the postmaster dont start any more The recommended method for backing up & restoring a database cluster is to use pg_dump: http://www.postgresql.org/docs/8.1/static/app-pgdump.html --Ray. ---------------------------------------------------------------------- Raymond O'Donnell Director of Music, Galway Cathedral, Galway, Ireland rod@xxxxxx ----------------------------------------------------------------------