Re: Definition of return types for own functions? - Mailing list pgsql-general

am  Thu, dem 28.09.2006, um 12:31:37 +0200 mailte Martijn van Oosterhout folgendes:
> On Thu, Sep 28, 2006 at 10:15:19AM +0200, A. Kretschmer wrote:
> > am  Thu, dem 28.09.2006, um  9:46:29 +0200 mailte Matthias.Pitzl@izb.de folgendes:
> > > Hello all!
> > >
> > > Is it possible to define a complex return type like a record in a function
> > > without having some table around with the needed structure of the return
> > > values?
> >
> > Yes, you can define a new type:
> >
> > CREATE TYPE name AS
> >     ( attribute_name data_type [, ... ] )
>
> Also, in more recent versions (8.1 I think) you can use OUT parameters
> to create anonymous types.

Oh yes, thanks. A little example:

test=# create function foo(OUT b text, OUT i int) as $$begin b := 'foo'; i:=1; end; $$ language plpgsql;
CREATE FUNCTION
test=*# select * from foo();
  b  | i
-----+---
 foo | 1
(1 row)



Andreas
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Andreas Kretschmer
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