Re: *_collapse_limit, geqo_threshold - Mailing list pgsql-hackers

From Andres Freund
Subject Re: *_collapse_limit, geqo_threshold
Date
Msg-id 200907071956.15604.andres@anarazel.de
Whole thread Raw
In response to Re: *_collapse_limit, geqo_threshold  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers
On Tuesday 07 July 2009 19:45:44 Tom Lane wrote:
> Greg Stark <gsstark@mit.edu> writes:
> > We should benchmark the planner on increasingly large sets of
> > relations on a typical developer machine and set geqo to whatever
> > value the planner can handle in that length of time. I suspect even at
> > 10s you're talking about substantially larger values than the current
> > default.
> The problem is to find some realistic "benchmark" cases.  That's one
> reason why I was pestering Andreas to see his actual use cases ...
I will start writing a reduced/altered schema tomorrow then...

Andres


PS: Its "Andres" btw ;-)


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