Re: I/O on select count(*)

On Thu, 15 May 2008 10:52:01 +0800
Luke Lonergan <llonergan@greenplum.com> wrote:

> BTW ­ we¹ve removed HINT bit checking in Greenplum DB and improved the
> visibility caching which was enough to provide performance at the
> same level as with the HINT bit optimization, but avoids this whole
> ³write the data, write it to the log also, then write it again just
> for good measure² behavior.
>
> For people doing data warehousing work like the poster, this Postgres
> behavior is miserable.  It should be fixed for 8.4 for sure
> (volunteers?)

Donations? You have the code Luke :)

Sincerely,

Joshua D. Drake

P.S. Sorry for the almost bad Star Wars pun.

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