> > I wonder why isn't an option to migrate to GiST?
>
> Indeed. The reason we removed rtree was that we could not see any case
> where it was superior to GIST, and there were plenty of reasons why it
> was inferior. What's the specific motivation for wanting to stay with
> rtree?
Don't know. I just heard that they evaluated GIST and decided not to
go with it. I'll get back if I get more info.
--
Tatsuo Ishii
SRA OSS, Inc. Japan