Re: patch for geqo tweaks - Mailing list pgsql-hackers

From Tom Lane
Subject Re: patch for geqo tweaks
Date
Msg-id 19686.1446826740@sss.pgh.pa.us
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In response to Re: patch for geqo tweaks  (Nathan Wagner <nw+pg@hydaspes.if.org>)
Responses Re: patch for geqo tweaks  (Nathan Wagner <nw+pg@hydaspes.if.org>)
List pgsql-hackers
Nathan Wagner <nw+pg@hydaspes.if.org> writes:
> I see you committed a modified version of my patch in commit
> 59464bd6f928ad0da30502cbe9b54baec9ca2c69.

> You changed the tour[0] to be hardcoded to 1, but it should be any of
> the possible gene numbers from 0 to remainder.

How so?  The intent is to replace the first iteration of the Fisher-Yates
loop, not the old loop.  That iteration will certainly end by assigning
1 to tour[0], because it must choose j = i = 0.
        regards, tom lane



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