Re: Usage of function retruning record in query - Mailing list pgsql-sql

From gmb
Subject Re: Usage of function retruning record in query
Date
Msg-id 1309854073767-4552513.post@n5.nabble.com
Whole thread Raw
In response to Re: Usage of function retruning record in query  (gmb <gmbouwer@gmail.com>)
Responses Re: Usage of function retruning record in query  (Pavel Stehule <pavel.stehule@gmail.com>)
List pgsql-sql
gmb wrote:
> 
> 
> 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?
> 
Hmm.. no takers? I guess not possible then?
Thanks anyway

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