Tom Lane wrote:
> Alvaro Herrera <alvhe...@commandprompt.com> writes:
> > Another possible example is sprintf:
> 
> > create function sprintf(text, anyelement, anyelement2, anyelement3, ...)
> > returns text
> 
> > In order for this to work in general, we'd need FUNC_MAX_ARGS different
> > types, which is currently defined as 100 in our code.
> 
> But here, "any" would work perfectly fine, since there's no need for
> any two arguments to be tied to each other or the result.

Yup.

BTW does "any" match other pseudotypes?  Would I be able to pass a
cstring into "any"?  That would create a large security hole I think.

> Given that we've got away so far with only 1 instance of anyelement,
> I'm not really convinced that there's a market for more than anyelement2
> (and anyarray2, etc).

Well, if we have something general like a constrained "any", then I
agree.

-- 
Alvaro Herrera                                http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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