Re: [GENERAL] Problems with Set Returning Functions (SRFs)

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От Otto Blomqvist
Тема Re: [GENERAL] Problems with Set Returning Functions (SRFs)
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Msg-id d31o0l$slu$1@news.hub.org
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Ответ на Re: [GENERAL] Problems with Set Returning Functions (SRFs)  (Tom Lane <tgl@sss.pgh.pa.us>)
Ответы Re: [GENERAL] Problems with Set Returning Functions (SRFs)  (Michael Fuhr <mike@fuhr.org>)
Список pgsql-sql
Ofcourse this works perfectly  !

Thanks a lot Tom !

Just curious, is this (x)-"trick"   in the postgres manual somewhere ? Just
just common SQL guru knowledge ? ;)

/Otto Blomqvist





"Tom Lane" <tgl@sss.pgh.pa.us> wrote in message
news:5852.1112819444@sss.pgh.pa.us...
> "Otto Blomqvist" <o.blomqvist@secomintl.com> writes:
> > secom=# select f1, f2, f3 from testpassbyval(1, (Select number1 from
test));
> > ERROR:  more than one row returned by a subquery used as an expression
>
> In 8.0 I think it'd work to do
>
> select (x).f1, (x).f2, (x).f3 from
> (select testpassbyval(1, number1) as x from test) ss;
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 7: don't forget to increase your free space map settings
>




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