Date: Mon, 4 Jul 2011 14:31:52 -0400
From: lists-pgsql@useunix.net
To: pgsql-sql@postgresql.org
Subject: Re: Usage of function retruning record in query
Message-ID: <20110704183152.GJ13621@slacker.ja10629.home>
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	<1309787989162-4550092.post@n5.nabble.com>
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Sorry, I don't have a useful answer but I have a similar question.

Along these same lines how does one access the discreet x,y components
of type 'point'?


On Mon, Jul 04, 2011 at 06:59:49AM -0700, gmb wrote:
> 
> Harald Fuchs-10 wrote:
> > In article <1309762075448-4549140.post@n5.nabble.com>,gmb
> > &lt;gmbouwer@gmail.com&gt; writes:
> > SELECT itemid, (calcvalues(itemid)).* FROM itemlist
> > 
> 
> Thanks for the feedback, Harald.
> 
> How about specifying different aliases to the resulting values?
> This will be handy when I use the same function multiple times in the same
> query. 
> (the function will take another input parameters used in the calculations)
> 
> E.g.:
> SELECT itemid, (calcvalues(itemid, '2011-06-06')).*, (calcvalues(itemid,
> '2011-06-07')).* FROM itemlist;
> 
>  itemid | calcval1 | calcval2 | calcval1 | calcval2
> --------+----------+----------+----------+---------- 
>       4 | 0.67     | 10.00    | 0.64     | 65.23 
>       5 | 1.55     | 45.00    | 1.23     | 23.25 
>       6 | 3.60     | 69.00    | 2.98     | 62.66 
> How will I manage unique column names for this output?
> 
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