"Heikki Linnakangas" <[EMAIL PROTECTED]> writes: > mx wrote: >> By the way, I'm writing proposal for multi-column hash now.
> The biggest problem with the hash index is currently that there's no > significant performance over b-tree. If you want to work on hash > indexes, I would suggest doing benchmarking and looking at ways to > improve performance, before spending time on making it multi-column > capable. Quite. There are already some people investigating that, but maybe you could join forces with them. > And missing WAL logging is a big issue as well. Yeah, but again there seems little point in doing that work until/unless there is a demonstrable performance use-case for hash indexes. regards, tom lane - Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers