Re: Dollar in identifiers

Change it - but just put it in the release notes :)

Chris

> -----Original Message-----
> From: pgsql-hackers-owner(at)postgresql(dot)org
> [mailto:pgsql-hackers-owner(at)postgresql(dot)org]On Behalf Of Tom Lane
> Sent: Friday, 10 January 2003 1:10 AM
> To: Jan Wieck; Peter Eisentraut
> Cc: PostgreSQL HACKERS
> Subject: Re: [HACKERS] Dollar in identifiers
>
>
> Quite awhile back, we had a discussion about removing "$" from the set
> of allowed characters in operator names, and instead allowing it as a
> non-first character in identifiers. (It'd have to be non-first to avoid
> ambiguity with parameter symbols "$nnn".) See, eg,
> http://archives.postgresql.org/pgsql-hackers/2001-08/msg00629.php
>
> That discussion petered out without any definite consensus being
> reached, but I think it's time to reconsider the idea. We're getting
> flak about "x<$n" being parsed as "x <$ n" rather than "x < $n" (see
> current thread in pgsql-sql). While this has always been a hazard for
> SQL and plpgsql function writers, it is now also a hazard in direct
> SQL, if you use PREPAREd queries. So I think the importance of avoiding
> such problems has moved up a notch as of 7.3.
>
> So, I'd like to put that proposal back on the table. Comments anyone?
>
> regards, tom lane
>
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