Re: Compared MS SQL 2000 to Postgresql 9.0 on Windows

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От Rob Wultsch
Тема Re: Compared MS SQL 2000 to Postgresql 9.0 on Windows
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Msg-id AANLkTikJAx46k9AU5Kn7D14JqTYXV_zpkPmwrDGDbKdH@mail.gmail.com
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Ответ на Re: Compared MS SQL 2000 to Postgresql 9.0 on Windows  (Tom Polak <tom@rockfordarearealtors.org>)
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On Fri, Dec 17, 2010 at 10:08 AM, Tom Polak
<tom@rockfordarearealtors.org> wrote:
> What kind of performance can I expect out of Postgres compare to MSSQL?

You should take any generalizations with a grain of salt. I suggest
that you do a POC.

> Let's assume that Postgres is running on Cent OS x64 and MSSQL is running
> on Windows 2008 x64, both are on identical hardware running RAID 5 (for
> data redundancy/security), SAS drives 15k RPM, dual XEON Quad core CPUs,
> 24 GB of RAM.

RAID-5 = suckage for databases.

Things to think about:
How big is your data set and how big is your working set?
Do you have a raid card? Is it properly configured?


--
Rob Wultsch
wultsch@gmail.com

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