Thanks to all for the suggestions. For the time being I will stay with using NULL.
I will also stay with the hope that one day before long we will have "'infinite'::interval". Karsten -- GPG key ID E4071346 @ wwwkeys.pgp.net E167 67FD A291 2BEA 73BD 4537 78B9 A9F9 E407 1346 ---------------------------(end of broadcast)--------------------------- TIP 5: don't forget to increase your free space map settings
