| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Gavin Sherry <swm(at)linuxworld(dot)com(dot)au> |
| Cc: | Heikki Linnakangas <heikki(at)enterprisedb(dot)com>, jzhang(at)greenplum(dot)com, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Bitmap index status |
| Date: | 2006-10-21 19:37:49 |
| Message-ID: | 200610211937.k9LJbn601635@momjian.us |
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| Lists: | pgsql-hackers |
Gavin Sherry wrote:
> On Wed, 18 Oct 2006, Heikki Linnakangas wrote:
>
> > Hi,
> >
> > I don't want to harass you :), but what's the status with the bitmap
> > index code? Is there something I can do to help?
> >
>
> Hi Heikki,
>
> The streaming is implemented, as are range queries. I need to bring it up
> to HEAD and back-patch to bizgres since... it's not diverged fairly
> significantly from that code base.
>
> Two outstanding items are handling vacuum and I was considering having a
> bitmap selectivity function but I haven't really looked into it.
>
> Once I bring it up to HEAD I'll post.
Code promises for this feature have been unreliable in the past. :-(
--
Bruce Momjian bruce(at)momjian(dot)us
EnterpriseDB http://www.enterprisedb.com
+ If your life is a hard drive, Christ can be your backup. +
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