Re: Why select * from function doesn't work when function

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От Nigel J. Andrews
Тема Re: Why select * from function doesn't work when function
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Msg-id Pine.LNX.4.21.0307222154510.31066-100000@ponder.fairway2k.co.uk
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Ответ на Re: Why select * from function doesn't work when function  ("Francisco Figueiredo Jr." <fxjrlists@yahoo.com.br>)
Ответы Re: Why select * from function doesn't work when function  ("Francisco Figueiredo Jr." <fxjrlists@yahoo.com.br>)
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On Tue, 22 Jul 2003, Francisco Figueiredo Jr. wrote:

> > How's this for an alternative if you really don't want any rows returned:
> > 
> > create function fincF ( )  returns setof integer as '
> >  begin
> >    delete from blah;
> >    return;
> >  end;
> > ' language 'plpgsql';
> > 
> > 
> 
> This works, but what I really want is not to return any rows. I mean, 
> the problem is not return null, but the error I get if I select * from 
> voidfunction.
> 
> I just wanted void functions behave like others when called as select * 
> from voidfunction  So I dont have to do select voidfunction. :)

But that last does exactly that. Doesn't even return a null. Give it a quick
go, skip the delete statement obviously, and see. You'll get something like:
  ?
-------

(0 rows)



--
Nigel J. Andrews



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