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Re: Missing ColLabel tokens

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Peter Eisentraut <peter_e(at)gmx(dot)net>
Cc: PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Missing ColLabel tokens
Date: 2001-01-04 21:44:32
Message-ID: 22697.978644672@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-hackers
Peter Eisentraut <peter_e(at)gmx(dot)net> writes:
> I have noticed that AND and TRAILING could be made ColLabel's without
> further changes.  Currently they are completely reserved.  (This is
> especially odd given that OR is a ColLabel.)  Would that be okay to
> change?

If you don't get shift/reduce conflicts, go for it.

> (For the interested, the only other completely reserved tokens are TYPE
> and AS.)

I suspect we're stuck on that for AS.  However, TYPE is actually allowed
as a ColId, via the 'generic' production, so in reality it's not
reserved.

			regards, tom lane

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