--- Richard Huxton <dev@archonet.com> wrote:
> Matthew Peter wrote:
> > Do rules get special variables like triggers? Can I set variables in them like
> > triggers?
>
> You get NEW/OLD but they mean something subtly different. Rules act on a
> query-tree so they are more like placeholders.
>
> You can't set variables in triggers. You do so in a function. If your
> rule calls a function, that could have variables.
You can set variables in triggers in the DECLARE block when plpgsql is used.
Reading the docs they only show single-statement rules so it never said assigning
could be done so here I am. Sometimes it's easier to write a quick rule than a
trigger function and separate firing condition, especially when they function so
similiarily in theory. Thanks.
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