Thread: Re: [PATCHES] hash index improving v3

Re: [PATCHES] hash index improving v3

From
"Xiao Meng"
Date:
On Thu, Sep 4, 2008 at 10:06 AM, Simon Riggs <simon@2ndquadrant.com> wrote:
You don't give the text of the query used to do these performance tests,
so I can't validate your test results.

The attachment is the code to generate the text.
Just
$g++ my-permu-code.cpp
$./a.out > /tmp/words

--
Best Regards,
Xiao Meng

DKERC, Harbin Institute of Technology, China
Gtalk: mx.cogito@gmail.com
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http://xiaomeng.yo2.cn
Attachment

Re: [PATCHES] hash index improving v3

From
Simon Riggs
Date:
On Thu, 2008-09-04 at 21:03 +0800, Xiao Meng wrote:
> On Thu, Sep 4, 2008 at 10:06 AM, Simon Riggs <simon@2ndquadrant.com>
> wrote:
>         You don't give the text of the query used to do these
>         performance tests,
>         
>         so I can't validate your test results.
> 
> The attachment is the code to generate the text. 
> Just 
> $g++ my-permu-code.cpp
> $./a.out > /tmp/words

That generates the data, fine. What about the test query?

You say you are running this command line pgbench -U postgres -n -f /tmp/query.sql  dict

Where is query.sql?

It doesn't seem a big ask to be shown the SQL statement that is being
executed, so we understand what is going on.

-- Simon Riggs           www.2ndQuadrant.comPostgreSQL Training, Services and Support