Tom Lane wrote:
> "Joshua D. Drake" <jd@commandprompt.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).
Would it be worthwhile to add a switch so that the foreign key test is
only used "if" they use the switch in conjunction with a -i?
Joshua D. Drake
>
> regards, tom lane
>
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