Re: About SP's and parameters

alex@pilosoft.com

From: Alex Pilosov <alex@pilosoft.com>
To: Alfonso Peniche <alfonso@iteso.mx>
Cc: pgsql-general@postgresql.org
Date: 2001-02-08T23:10:56Z
Lists: pgsql-general
in 7.1, there's "EXECUTE" command in plsql, so you can do:

execute 'delete from ' || $1;

-alex

On Thu, 8 Feb 2001, Alfonso Peniche wrote:

> Hi all:
> 
>     Is there a way to pass a tablename as a parameter to a SP?
> 
>     I'll try to explain myself. I want to create a SP that can, for
> instance, do a delete from ...... so that any particular application all
> 
> it has to do is call the SP sending the table to be deleted.
> 
>     Right now I have:
> 
> CREATE FUNCTION deleteanytable (bpchar)
> returns integer
> as '
>     begin
>         delete from $1;
> 
>         return 1;
>     end;'
> language 'plpgsql';
> 
> If I call it:
>     select deleteanytable ( mytable );
> 
> I get a message saying
> 
> ERROR:  Attribute 'mytable' not found
> 
> Thanks for your help.
> 
> P.S. It would be very interesting if a columnname could also be sent as
> a parameter to the Stored Procedure.
> 
> 
> 
>