| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
| Cc: | pgsql-hackers(at)postgresql(dot)org, PostgreSQL-patches <pgsql-patches(at)postgresql(dot)org> |
| Subject: | Re: Some minor changes to pgbench |
| Date: | 2006-08-23 14:12:25 |
| Message-ID: | 18874.1156342345@sss.pgh.pa.us |
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| Lists: | pgsql-hackers pgsql-patches |
"Joshua D. Drake" <jd(at)commandprompt(dot)com> writes:
> Tom Lane wrote:
>> Addition of foreign key checking will certainly impact performance
>> significantly.
> That is kind of the point. Without foreign keys it is a flawed test
> because you wouldn't be running in production without them and thus you
> can't bench without them.
pgbench is not about reality, though. If we can't rely on it to give
consistent results across versions then I don't think it's useful at all.
There are many other benchmarks you can run that do speak to reality
(eg OSDL's work).
regards, tom lane
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