Re: why can't plpgsql return a row-expression?

2012/10/8 Tom Lane <tgl@sss.pgh.pa.us>:
> Robert Haas <robertmhaas@gmail.com> writes:
>> ERROR:  RETURN must specify a record or row variable in function returning row
>
>> Off the top of my head, I can't think of any reason for this
>> restriction, nor can I find any code comments or anything in the
>> commit log which explains the reason for it.  Does anyone know why we
>> don't allow this?
>
> Laziness, probably.  Feel free to have at it.

I wrote patch some years ago. It was rejected from performance reasons
- because every row had to be casted to resulted type.

Pavel



>
>                         regards, tom lane
>
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