| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
| Cc: | Andrey Borodin <x4mmm(at)yandex-team(dot)ru>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Binguo Bao <djydewang(at)gmail(dot)com>, Paul Ramsey <pramsey(at)cleverelephant(dot)ca>, Pgsql Hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Optimize partial TOAST decompression |
| Date: | 2019-10-01 14:10:37 |
| Message-ID: | 4411.1569939037@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> writes:
> Hmmm, this seems to trigger a failure on thorntail, which is a sparc64
> machine (and it seems to pass on all x86 machines, so far).
gharial's not happy either, and I bet if you wait a bit longer you'll
see the same on other big-endian machines.
> I wonder if that's wrong, somehow ... Maybe it should use VARSIZE_ANY,
> but then how would it work on any platform and only fail on sparc64?
Maybe it accidentally seems to work on little-endian, thanks to the
different definitions of varlena headers?
regards, tom lane
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