Re: Problem with a procedure

On Apr 9, 3:49 pm, Ed Prochak <edproc..._at_gmail.com> wrote:
> On Apr 9, 9:11 am, mowi..._at_hotmail.com wrote:
>
>
>
>
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> > On Apr 8, 8:53 pm, Ed Prochak <edproc..._at_gmail.com> wrote:
>
> > > On Apr 8, 12:26 pm, mowi..._at_hotmail.com wrote:
>
> > > > Hi all,
>
> > > > I have two tables; vpd_tabell_v and USER_POLICIES.
>
> > > > vpd_tabell_v contains all the table names that we plan to secure with
> > > > VPD while the table USER_POLICIES has all the tables that have already
> > > > been secured with VPD. What I am trying to do is find out in
> > > > vpd_tabell_v which tables have not been secured yet then print them
> > > > out.
>
> > > > I've written the procedure below to assist in achieving this. It
> > > > compiles fine but when I run it, it does not supply the desired
> > > > result. Any help is greatly appreciated.
>
> > > > --
> > > > Mark
>
> > > > CREATE OR REPLACE PROCEDURE p_add_vpd_34
> > > > IS
> > > >    CURSOR kk
> > > >    IS
> > > >      SELECT object_name FROM  USER_POLICIES;
> > > >    ka              kk%ROWTYPE;
> > > > BEGIN
> > > >    OPEN kk;
> > > >    LOOP
> > > >       FETCH kk
> > > >        INTO ka;
> > > > for x in ( SELECT table_name FROM vpd_tabell_v ) loop
> > > >          IF x.table_name NOT IN (ka.object_name)
> > > >          THEN
> > > >             DBMS_OUTPUT.put_line ('Table name: '||x.table_name);
> > > >          END IF;
> > > >         End loop;
> > > >          EXIT WHEN kk%NOTFOUND;
> > > >      END LOOP;
> > > >      CLOSE kk;
> > > > END;
>
> > > Why are you doing in PL/SQL what can be done in straight SQL?
> > > this is a simple not in query, like this:
>
> > > SELECT v.table_name
> > > FROM vpd_tabell_v v
> > > WHERE v.table_name NOT IN
> > >   (  SELECT u.table_name from user_policies u );
>
> > >  It can be written as a MINUS  operation and as an outer join also.
> > > Here's the outer join:
>
> > > SELECT v.table_name
> > > FROM vpd_tabell_v v, user_policies u
> > > WHERE v.table_name=u.table_name(+)
> > >   AND  u.table_name is null ;
>
> > > Then you don't have to worry about the server buffer for PL/SQL
> > > output. Just an example of picking the right tool for the job.
>
> > > --
> > > Magic Interface, Ltd.www.magicinterface.com
> > > 440-498-3700
> > > Hardware/Software Alchemy- Hide quoted text -
>
> > > - Show quoted text -
>
> > Ed,
>
> > Your solution helped fix my problem but had to use it in a procedure
> > to print using the DBMS_OUTPUT.PUT_LINE function.
>
> > Thanks a lot :-)
> > Mark
>
> Was this a school assignment? Why else would you NEED PUT_LINE()??
>
>   Ed- Hide quoted text -
>
> - Show quoted text -

No, it is not a school assignment. The put_line() is meant to trap any bugs before any security policies are added to the tables in the next section of the IF statement.

--
Mark