Re: Usage of function retruning record in query

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
> > <gmbouwer@gmail.com> 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?
> 
> --
> View this message in context:
http://postgresql.1045698.n5.nabble.com/Usage-of-function-retruning-record-in-query-tp4549140p4550092.html
> Sent from the PostgreSQL - sql mailing list archive at Nabble.com.
> 
> -- 
> Sent via pgsql-sql mailing list (pgsql-sql@postgresql.org)
> To make changes to your subscription:
> http://www.postgresql.org/mailpref/pgsql-sql