Tom Lane wrote:
> Alvaro Herrera <alvherre@commandprompt.com> writes:
> > Tom Lane wrote:
> >> I agree with that, but I think your idea of not making the pg_shdepend
> >> entries is a pointless and possibly dangerous micro-optimization.
> >> How much actual speedup would it provide, anyway?
>
> > Speedup? Not sure -- I'm more worried about catalog bloat for people
> > who create lots of temp tables.
>
> They're going to have far more bloat in pg_class, pg_attribute, etc.
But these are not shared catalogs.
> A more useful thing to do to save catalog bloat would be to stop storing
> the 100%-predictable pg_attribute entries for system columns --- that'd
> save six or seven rows per table, not just one.
Agreed.
--
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.