> > It would keep the old table around while building the new, then grab > > an exclusive lock to swap the two. > > Lock upgrading is right out.
It would need a whole of new family of "intent" locks, with different rules. Andreas ---------------------------(end of broadcast)--------------------------- TIP 3: if posting/reading through Usenet, please send an appropriate subscribe-nomail command to [EMAIL PROTECTED] so that your message can get through to the mailing list cleanly