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Re: pg 9.1beta3 typo in 7.2.3

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Gavin Flower <GavinFlower(at)archidevsys(dot)co(dot)nz>
Cc: pgsql-docs(at)postgresql(dot)org
Subject: Re: pg 9.1beta3 typo in 7.2.3
Date: 2011-07-15 14:51:01
Message-ID: 29876.1310741461@sss.pgh.pa.us (view raw or flat)
Thread:
Lists: pgsql-docs
Gavin Flower <GavinFlower(at)archidevsys(dot)co(dot)nz> writes:
> I think that there is a typo in the paragraph: 'x' used instead of 'y' 
> in 'GROUP BY'.

You're mistaken.  However, possibly the example is a bit confusing,
because the point is that "SELECT *" includes y, which can't be validly
referenced.  Maybe we should spell out "x, y" instead of writing "*".

			regards, tom lane

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