Skip site navigation (1) Skip section navigation (2)

Re: Latest Bitmap Index patch

From: Gavin Sherry <swm(at)linuxworld(dot)com(dot)au>
To: Jie Zhang <jzhang(at)greenplum(dot)com>
Cc: pgsql-patches(at)postgresql(dot)org
Subject: Re: Latest Bitmap Index patch
Date: 2006-09-18 22:35:17
Message-ID: Pine.LNX.4.58.0609190832500.10480@linuxworld.com.au (view raw or flat)
Thread:
Lists: pgsql-patches
On Mon, 18 Sep 2006, Jie Zhang wrote:

> Hi all,
>
> It seems that my previous email to pgsql-hackers about the latest bitmap
> index patch did not go through. Please find the latest patch in the
> attachment. Any suggestions and comments are appreciated.
>
> This patch is generated against the PostgreSQL CVS HEAD. This patch
> includes: (Gavin, if I miss anything, please let me know.)
>
> (1) Code style changes.
>
> (2) Fixed bugs on the multi-column support, the race condition problem if
> two backends try to insert the same new value (Thank Heikki for reporting
> this), and some others.
>
> (3) Added the stream bitmap implementation.
>
> (4) Added performance improvements for creating a bitmap index.
>
> (5) Added documentation.

Other bugs to do with page layout and WAL recovery.

Other TODOs are to add a bitmap specific cost estimate and to take another
pass over the code to push things into the usual backend style.

Gavin

In response to

pgsql-patches by date

Next:From: markDate: 2006-09-18 23:45:07
Subject: Re: [HACKERS] Patch for UUID datatype (beta)
Previous:From: Gevik BabakhaniDate: 2006-09-18 22:27:30
Subject: Re: Patch for UUID datatype (beta)

Privacy Policy | About PostgreSQL
Copyright © 1996-2014 The PostgreSQL Global Development Group