Re: I/O on select count(*)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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

-- 
The PostgreSQL Company since 1997: http://www.commandprompt.com/ 
PostgreSQL Community Conference: http://www.postgresqlconference.org/
United States PostgreSQL Association: http://www.postgresql.us/
Donate to the PostgreSQL Project: http://www.postgresql.org/about/donate


Attachment: signature.asc
Description: PGP signature


[Postgresql General]     [Postgresql PHP]     [PHP Users]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Yosemite]

  Powered by Linux