Re: query execution time

From: Scott Ribe <scott_ribe(at)elevated-dev(dot)com>
To: preetika tyagi <preetikatyagi(at)gmail(dot)com>
Cc: "pgsql-general(at)postgresql(dot)org General" <pgsql-general(at)postgresql(dot)org>
Subject: Re: query execution time
Date: 2011-03-21 20:30:51
Message-ID: AABF2DE3-E820-4BCA-BF36-EDD795C919DC@elevated-dev.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-general pgsql-students

On Mar 21, 2011, at 12:03 PM, preetika tyagi wrote:

> I tried running the same query after reboot and back-to-back, it was taking less time in both the cases. It means the problem is something else.
>
> Can there be a reason which is more hardware/operating system specific and due to which the behavior is not uniform?

While I do have a couple of ideas, you're probably better served by letting those here with more optimization experience help you, as their answers will be more complete.

--
Scott Ribe
scott_ribe(at)elevated-dev(dot)com
http://www.elevated-dev.com/
(303) 722-0567 voice

In response to

Browse pgsql-general by date

  From Date Subject
Next Message David Fetter 2011-03-21 20:45:04 Re: postgres conferences missing videos?
Previous Message Pavel Stehule 2011-03-21 20:22:28 Re: Passing a table as parameter

Browse pgsql-students by date

  From Date Subject
Next Message Zheng Yang 2011-03-22 10:51:04 Re: foreign data wrappers
Previous Message Selena Deckelmann 2011-03-21 19:49:42 Re: foreign data wrappers