Re: Defining a Custom Sort Order in SQL

["Gene Burns" <burns.gene@xxxxxxxxx>]

Is 'Filters' the only thing in the field you are sorting on or just the
first part of the field?
You may need to use the substring keyword on your field in the CASE.

I have used this on V5R2.


On 5/29/07, Mike <koldark@xxxxxxxxx> wrote:
> Doesn't seem to work. Is this supposed to work on V5R3?
>
> On 5/29/07, Gene Burns <burns.gene@xxxxxxxxx> wrote:
> >
> > You can use the CASE keyword in the order by clause
> >
> > ORDER BY CASE fieldname
> > WHEN 'Filters' THEN 1
> > ELSE 2
> > END
> >
> >
> > Gene
> >
> > On 5/29/07, Mike <koldark@xxxxxxxxx> wrote:
> > >
> > > I am having a hard time getting a custom sort working. The user wants
> > > "Filters" listed first then everything else after that (they don't
> care
> > > about order, but I figured listed as alpha). This is break logic on
> part
> > > type. So here is the SQL statement I am trying
> > >
> > > SELECT RVEHNO, RVEHKY, RPARTC, CBDESC, RPARTN, AMFGCD, ADESC, ABIN
> > >   FROM QMFILES.GA560AP, QMFILES.GA600AP, QMFILES.GA122AP
> > >   WHERE RPKEY = AKEY AND
> > >         RPARTC = CBCODE AND
> > >         RVEHKY IN
> > >           (SELECT DISTINCT MAX(RVEHKY) AS RVEHKY
> > >             FROM QMFILES.GA560AP
> > >             GROUP BY RVEHNO) AND
> > >         RVEHNO = 2 AND RPARTC = 2
> > > UNION
> > > SELECT RVEHNO, RVEHKY, RPARTC, CBDESC, RPARTN, AMFGCD, ADESC, ABIN
> FROM
> > (
> > > SELECT RVEHNO, RVEHKY, RPARTC, CBDESC, RPARTN, AMFGCD, ADESC, ABIN
> > >   FROM QMFILES.GA560AP, QMFILES.GA600AP, QMFILES.GA122AP
> > >   WHERE RPKEY = AKEY AND
> > >         RPARTC = CBCODE AND
> > >         RVEHKY IN
> > >           (SELECT DISTINCT MAX(RVEHKY) AS RVEHKY
> > >             FROM QMFILES.GA560AP
> > >             GROUP BY RVEHNO) AND
> > >         RVEHNO = 2 AND
> > >         RPARTC <> 2
> > >   ORDER BY CBDESC, RPARTC, RPARTN) AS TABLE
> > >
> > > I was hoping that the union work work which it does, but the other
> items
> > > are
> > > unsorted. Ideas?
> > >
> > > --
> > > Mike Wills
> > > http://www.linkedin.com/in/mikewills
> > > Blog - http://mikewills.name
> > > Podcasts - http://podcastmike.com
> > > --
> > > This is the RPG programming on the AS400 / iSeries (RPG400-L) mailing
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>
>
> --
> Mike Wills
> http://www.linkedin.com/in/mikewills
> Blog - http://mikewills.name
> Podcasts - http://podcastmike.com
> --
> This is the RPG programming on the AS400 / iSeries (RPG400-L) mailing list
> To post a message email: RPG400-L@xxxxxxxxxxxx
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