> compression is an interesting topic: the guys over at tokudb are
> making some wild claims...i'm curious if they are real, and what the
> real tradeoffs are.
I don't know how much of the performance they claim comes from
compression and how much from the different indexing technique they
use (see the my post here, where nobody answered...
http://archives.postgresql.org/pgsql-general/2011-09/msg00615.php
)