| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Hans-Jürgen Schönig <hs(at)cybertec(dot)at> |
| Cc: | Greg Stark <gsstark(at)mit(dot)edu>, Boszormenyi Zoltan <zb(at)cybertec(dot)at>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Path question |
| Date: | 2010-09-29 01:27:43 |
| Message-ID: | AANLkTi=K1dNsiext1HHUAaQG9T43fiww1Th4RuRYZ+5p@mail.gmail.com |
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| Lists: | pgsql-hackers |
2010/9/23 Robert Haas <robertmhaas(at)gmail(dot)com>:
> All of this leaves me wondering why Greg ended up ifdefing out this
> code in the first place. There's probably something I'm missing
> here... but for now I can't think of a better idea than just removing
> the #ifdefs and hoping that whatever problem they were causing was
> limited to an earlier version of the code that no longer exists.
...and FAIL. I missed the blindingly obvious here, which is that
without these tests commented out, while it passes regression tests,
the merge append stuff stops working. I think for some reason without
this stuff in there the appropriate index paths fail to get generated
for the child rels.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise Postgres Company
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