Yann Michel schrieb:
> I'd like to know if there are any plans on introducing bitmap indexes
> into postgresql. I think this could mean a big performance improvement
> especially for datawarehousing applications. I know that there is an
> index type hash but I don't know how both types are comparable due to
> they are both best usable for equality expressions.
Sure, and the next will come with musicbrainz.
Why not :)
If you don't want to code that in the app, the database backend is the
solution. The database is the golden hammer.
http://c2.com/cgi/wiki?GoldenHammer
--
Reini Urban
http://xarch.tu-graz.ac.at/home/rurban/