Tom Lane wrote:
> Jan Wieck <JanWieck@Yahoo.com> writes:
> > Could you live with it when we don't allow a name to start
> > with a dollar, but allow the dollar inside or at the end of
> > the name?
>
> We had *better* not allow an identifier to start with $ --- or have
> you forgotten about parameters?
Interestingly enough, allowing it did no break anything in the regression test. And even PL/pgSQL functions are
able to deal with these objects out of the box.
> I tend to agree with Bruce on this; we have not seen any requests for
> this so far, and I don't much like the idea of decreasing our compliance
> with the standard without strong reason.
>
> I'm also concerned about changing the behavior of the lexer for
> parameter identifiers adjacent to keywords. "select$1from foo"
> might be horrible coding style, but who's to promise that there
> are no applications out there that emit things like that?
Does *that* work currently? Which application could possibly emit such a statement. Parameters can only occur
in server side queries. So someone must do that crap over SPI.
Jan
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