Re: Rules: A Modest Proposal

2009/10/4 David Fetter <david(at)fetter(dot)org>:
> Folks,
>
> At the moment, user-accessible RULEs have, as far as I know, just two
> sane uses:
>
> * Writing to VIEWs
> * Routing writes to partitions

somebody use it as instead triggers. And I am sure, so there are
people, who use it for writable views.

regards
Pavel Stehule

>
> And the second is pretty thin, given the performance issues for
> numbers of partitions over 2.
>
> What say we see about addressing those problems separately, and
> removing user-accessible RULEs entirely?
>
> There are already patches to deal with the first, at least for the
> kinds of VIEWs where this can be deduced automatically, and people are
> starting to take on the second.
>
> The one remaining (as in nobody's really addressed it with code) issue
> would be triggers on VIEWs.  As other systems have done it, it's
> clearly not essentially impossible.  What would be needed?
>
> Cheers,
> David.
> --
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