Hints:
1. "order by" and get the first row only
2. max(level*1000000+version)
where 1000000 may be better defined as "select max(version)"
"Max" <papouasied_at_yahoo.com> wrote in message
news:3f1dbf7b$0$15328$626a54ce_at_news.free.fr...
> hi,
>
> I want the transactions and levels which level is maximum and version is
> maximum, knowing the version has priority (version > level)
>
> Transaction Level Version code
>
> teti 0 1 A
>
> titi 1 2 A
>
> tuta 0 1 B
>
> tata 1 1 B
>
> toto 0 1 C
>
> tuto 1 1 C
>
>
>
>
>
> gives:
>
>
>
> titi 1 2 A
>
> tata 1 1 B
>
> tuto 1 1 C
>
>
> The query:
> select a.transaction,max(version),max(level), a.code,
> from ma_table a
> group by a.transaction, a.level
>
>
> gives wrong results of course.
>
>
>
> Thanks for your help
>
>
>
Received on Tue Jul 22 2003 - 18:06:36 CDT
