Pavel Hlavnicka <[EMAIL PROTECTED]> writes: > select * from foo > where created_at >= 'now'::timestamp - '1 hour'::interval;
> My table is indexed on created_at field. The query above doesn't use it, What's your PG version? In 7.2 and later that expression will be folded to a constant. regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])