On Sun, May 28, 2006 at 10:43:18PM +0300, Heikki Linnakangas wrote: > I don't know the planner internals, so this might not make any sense at > all, but how about having separate index scan and fetch nodes. Index scan > would return index tuples and fetch would get the corresponding heap > tuples. You could then have whatever you want between them, perhaps > deferring the fetch step until just before returning the rows to the > client.
That's kinda what a bitmap scan does. Although, we never fetch tuples unless you're going to use the result in some way... Have a nice day, -- Martijn van Oosterhout <kleptog@svana.org> http://svana.org/kleptog/ > From each according to his ability. To each according to his ability to > litigate.
signature.asc
Description: Digital signature
