From: Rajesh Kumar Mallah <mallah@trade-india.com>
Organization: Infocom Network Limited
To: "David Witham" <davidw@unidial.com.au>,
	"Mario Alberto Soto Cordones" <mario_soto@compuall.cl>,
	<pgsql-sql@postgresql.org>
Subject: Re: FUNCTIONS PROBLEM
Date: Mon, 24 Mar 2003 10:13:37 +0530
User-Agent: KMail/1.5
References: <CFA248776934FD43847E740E43C346D1379688@ozimelb03.ozicom.com>
In-Reply-To: <CFA248776934FD43847E740E43C346D1379688@ozimelb03.ozicom.com>
MIME-Version: 1.0
Content-Type: text/plain;
  charset="iso-8859-1"
Content-Transfer-Encoding: 7bit
Content-Disposition: inline
Message-Id: <200303241013.37327.mallah@trade-india.com>


CREATE TYPE can be used as well i think
in that case  "as (val1 int, val2 int, val3 real, val4 char);"
need not be done while selecting.


regds
mallah

On Monday 24 Mar 2003 4:48 am, David Witham wrote:
> Hi Mario,
>
> I have used a record type to do this:
>
> create myfunc() returns record as '
>
> declare
> 	return_val	record;
> 	col1		int;
> 	col2		int;
> 	col3		real;
> 	col4		char;
>
> 	col1 := 5;
> 	col2 := 10;
> 	col3 := 2.7;
> 	col4 := ''z'';
>
> 	select col1,col2,col3,col4 into return_val;
> 	return return_val;
> end;
> ' language 'plpgsql';
>
> When you call the function you need to specify the expected output:
>
> select * from myfunc() as (val1 int, val2 int, val3 real, val4 char);
>
> See the SELECT reference page in the documentation.
>
> There are other ways (which may be better) to do this that don't require
> the output types to be specified with the query but this is the one I got
> going first so I stuck with it. Hope this helps.
>
> Regards,
> David Witham
> Telephony Platforms Architect
> Unidial
>
> -----Original Message-----
> From: Mario Alberto Soto Cordones [mailto:mario_soto@compuall.cl]
> Sent: Friday, 21 March 2003 09:26
> To: pgsql-sql@postgresql.org
> Subject: [SQL] FUNCTIONS PROBLEM
> Importance: High
>
>
> Hi.
>
> i have a function and i need to return 4 fields but not work,
>
> any idea , please
>
> thank
>
> mario
>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 2: you can get off all lists at once with the unregister command
>     (send "unregister YourEmailAddressHere" to majordomo@postgresql.org)

-- 
Rajesh Kumar Mallah,
Project Manager (Development)
Infocom Network Limited, New Delhi
phone: +91(11)6152172 (221) (L) ,9811255597 (M)

Visit http://www.trade-india.com ,
India's Leading B2B eMarketplace.