Re: 8.4 optimization regression? - Mailing list pgsql-performance

From Grzegorz Jaśkiewicz
Subject Re: 8.4 optimization regression?
Date
Msg-id CAJY59_jWx4B8LidOoVHj14GiEkO8HJPNp3bCRvqTCJ-z5Z6ubA@mail.gmail.com
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In response to Re: 8.4 optimization regression?  (Mark Kirkwood <mark.kirkwood@catalyst.net.nz>)
Responses Re: 8.4 optimization regression?
List pgsql-performance
2011/8/29 Mark Kirkwood <mark.kirkwood@catalyst.net.nz>:

> I note from the commit message that the fix test case was from Grzegorz
> Jaskiewicz (antijoin against a small subset of a relation).  I was not able
> to find this in the archives - Grzegorz do you recall the actual test case?
> I thought it might be useful for me to spend some time studying both cases
> and seeing if I can come up with any tweaks that would let both your and my
> queries work well!

Sorry, I don't remember that particular example. If I complained about
it, it would  have been on this list or the general list.
I'll have a look by date.

--
GJ

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