Re: Loading and using variables

My confusion is how you are getting anything to the screen from the second query. PL/SQL is not SQL*Plus.

<toadsprocket_at_my-deja.com> wrote in message news:8pltpl$56c$1_at_nnrp1.deja.com...
> That would work but I guess my confusion is that once I get the
> information from the first query into the variable I just want to use
> it in a query that returns information to the screen. If I change the
> second query to read:
>
> SELECT COUNT(*) from Table2 where criteria = criteria;
>
> Then I get the result printed back to the screen for me, why if I use
> the variable does the output have to go anywhere other than the screen.
> That's the part that's confusing me :)
>
> Thanks
>
> -Paul-
>
>
> In article <FPtv5.5337$oc3.286331_at_news.flash.net>,
> "Eric Givler" <egivler_at_flash.net> wrote:
> > How about?
> >
> > variable result varchar2(32)
> > variable mycount number
> >
> > BEGIN
> > SELECT DISTINCT(Data)
> > into :result
> > FROM TABLE1
> > WHERE Criteria = OtherCriteria;
> >
> > SELECT COUNT(*)
> > into :mycount
> > from TABLE2 WHERE Criteria = :Result
> > END;
> > /
> >
> > print result
> > print mycount
> >
> > <paul_at_davishome.com> wrote in message news:8pk6is$4b4
 $1_at_nnrp1.deja.com...
> > > I need to write a PL/SQL routine for the office that loads a field
 from
> > > a database, inserts into a variable and then uses it later on in
> > > another query later in the SQL block. Here is an example of what I
 mean:
> > >
> > > DECLARE
> > > Result VARCHAR2(32)
> > > BEGIN
> > > SELECT DISTINCT(Data)
> > > FROM TABLE1
> > > INTO Result
> > > WHERE Criteria = OtherCriteria;
> > >
> > > SELECT COUNT(*) from TABLE2 WHERE Criteria = Result
> > > END;
> > >
> > > The reason for doing this is that the Select Count is actually a big
> > > monster query to get the latest results from a number of tables, the
> > > Result is the latest identifier and changes each month. I don't
 want to
> > > update the query each month and I certainly don't want to add
 another
> > > sub-query into a routine that we spent time optimizing :)
> > >
> > > The above code generates an error on the final line of code,
> > > complaining about wanting an INTO statement. I'm stumped on this one
> > > and can use any help available.
> > >
> > > Cheers
> > >
> > > -Paul-
> > >
> > >
> > > Sent via Deja.com http://www.deja.com/
> > > Before you buy.
> >
> >
>
>
> Sent via Deja.com http://www.deja.com/
> Before you buy.
Received on Wed Sep 13 2000 - 11:14:34 CDT