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experiments in query optimization

From: Faheem Mitha <faheem(at)email(dot)unc(dot)edu>
To: pgsql-performance(at)postgresql(dot)org
Subject: experiments in query optimization
Date: 2010-03-25 19:57:54
Message-ID: alpine.DEB.2.00.1003251457350.13883@orwell.homelinux.org (view raw or flat)
Thread:
Lists: pgsql-performance
Hi everyone,

I've been trying to reduce both memory usage and runtime for a query. 
Comments/suggestions gratefully received. Details are at

http://bulldog.duhs.duke.edu/~faheem/snppy/opt.pdf

See particularly Section 1 - Background and Discussion.

If you want a text version, see

http://bulldog.duhs.duke.edu/~faheem/snppy/opt.tex

For background see

http://bulldog.duhs.duke.edu/~faheem/snppy/diag.pdf (text version 
http://bulldog.duhs.duke.edu/~faheem/snppy/diag.tex) and 
http://bulldog.duhs.duke.edu/~faheem/snppy/snppy.pdf

Please CC any replies to me at the above email address. Thanks.

                                                      Regards, Faheem.

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