Peter Eisentraut wrote:
> Tom Lane writes:
>
> > One could make a good case that INDEX_MAX_KEYS should be exported along
> > with FUNC_MAX_ARGS, rather than letting people write client code that
> > assumes they are the same.
>
> You can determine these values by looking into the system catalogs.
How, count? Seems we should give an easy API.
> > I was intending to propose that we also export the following as
> > read-only variables:
> > * NAMEDATALEN
>
> And this as well.
Again, why not make it easy.
> > * BLCKSZ
>
> Why would anyone be interested in that?
Performance/admin tools might need this --- you need it to get the disk
size based on the number of pages recorded in pg_class.
--
Bruce Momjian | http://candle.pha.pa.us
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