RE: No order by in a subselect

[vhamberg@xxxxxxxxx]

Doesn't work. They are both in V5R2:

ORDER BY and FETCH FIRST n ROWS ONLY in derived tables
and common table expressions
> Hey Rob
>
> I don't know whether this code will work - but you can try it.
>
>
>  With TEMP AS (SELECT IFSLDIR,IFSLOBJ,IFSLSIZ,CURRENT DATE
>        FROM IFSLIST
>        ORDER BY IFSLSIZ DESC
>        FETCH FIRST 20 ROWS ONLY)
> Insert into dirbig (Select * from TEMP)
>
> It's worth a shot
>
> Gord
>
> -----Original Message-----
> From: rob@dekko.com [mailto:rob@dekko.com]
> Sent: Friday, July 05, 2002 3:58 PM
> To: midrange-l@midrange.com
> Subject: SQL: No order by in a subselect
>
>
> Obviously by the 'FETCH FIRST 20 ROWS ONLY' I am running V5R1.  Is there a
> method to do what I am trying to do below - list the top 20 into a file?
> Using the Order by clause in a subselect is not allowed.
>
>
>       Insert into dirbig
>       (SELECT IFSLDIR,IFSLOBJ,IFSLSIZ,CURRENT DATE
>        FROM IFSLIST
>        ORDER BY IFSLSIZ DESC
>        FETCH FIRST 20 ROWS ONLY)
>
>
> Now I am thinking that I will be stuck with a cursor loop.
>
> I guess in the past the order by was only a minor frustration.  But now
> with this fetch first it's getting to be more of a PITA.
>
> Rob Berendt
> --