BUG #5298: emedded SQL in C to get the record type from plpgsql - Mailing list pgsql-bugs

From George
Subject BUG #5298: emedded SQL in C to get the record type from plpgsql
Date
Msg-id 201001280413.o0S4DFJX029357@wwwmaster.postgresql.org
Whole thread Raw
Responses Re: BUG #5298: emedded SQL in C to get the record type from plpgsql  (Craig Ringer <craig@postnewspapers.com.au>)
List pgsql-bugs
The following bug has been logged online:

Bug reference:      5298
Logged by:          George
Email address:      sunduozhong@revenco.com
PostgreSQL version: 8.4.2
Operating system:   Red Hat Linux AS 4
Description:        emedded SQL in C to get the record type from plpgsql
Details:

CREATE OR REPLACE FUNCTION test4(IN a integer, OUT b int,OUT c int) AS
$BODY$
declare
begin
b:=100;
c:=200;
return;
END $BODY$
  LANGUAGE 'plpgsql' VOLATILE
  COST 100;

int test(int a)
{

EXEC SQL TYPE my_type IS STRUCT
{
int b[1];
int c[1];
};

EXEC SQL BEGIN DECLARE SECTION;
my_type ppp;
EXEC SQL END DECLARE SECTION;

EXEC SQL WHENEVER sqlerror SQLPRINT;

EXEC SQL select  test4(1) into :ppp;
EXEC SQL COMMIT;
return 0;

}

So how can emedded SQL in C to get the record type which returning from
plpgsql function?
My project is migrating from Oracle to postgresql,can you help me ?

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