On 9/07/2011 8:26 PM, pasman pasmański wrote:
> Reality is crude, seems than this idea is not as good as i think :(
>
> Thanks for answer.
No worries.
For what it's worth, PostgreSQL caches recently used tuples in shared
memory anyway. The OS caches disk data in RAM too. So if the foreign key
is often checked and frequently used, it will often stay in cache.
--
Craig Ringer
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