Re: Problem with SQL query

afilonov_at_yahoo.com (Alex Filonov) wrote in message news:<336da121.0307170803.25c47db0_at_posting.google.com>...

> "Nicolas Payre" <nicpayre_at_sympatico.ca> wrote in message news:<qAhRa.6008$104.567613_at_news20.bellglobal.com>...

> 
> You can't reference alias c at the update statement level, it's not
> visible here. You can use this condition inside of the subquery, if
> that's what you want to do.
> 

Omit the where condition at the end. (since you are working on one table you shouldn't expect to get some rows updating to null value as a result of not being able to find corresponding value in the inner query) you are already joining the inner query with the outer query, you do not need a second join!

> >
> >
> >
> >
> >
> > SQL> desc XSORA1A.XS0011T_STATISTIQUES_UNIX;
> > Name Null? Type
> > ----------------------------------------- -------- ------------------------
> > -
> > XS001_STARTDATE NOT NULL DATE
> > XS002_START_MILISECOND NUMBER(4)
> > XS003_ENDDATE DATE
> > XS004_END_MILISECOND NUMBER(4)
> > XS005_SESSION_ID NOT NULL NUMBER(6)
> > XS006_REQUEST_ID NOT NULL VARCHAR2(4)
> > XS007_NOM_PHYSIQUE_CUBE VARCHAR2(255)
> > XS008_NOM_LOGIQUE_CUBE VARCHAR2(128)
> > XS009_SERVEUR VARCHAR2(16)
> > XS010_NOM_USAGER VARCHAR2(32)
> > XS011_TEMPS_MS NUMBER(10)
> > XS013_CODE_ERREUR VARCHAR2(1)
> > XS014_MESSAGE_ERREUR VARCHAR2(2000)
> > ID_APPLICATION VARCHAR2(60)
> > DATE_LOAD DATE
> >
> >
> >
> > ==
> >
> > I also tried the following...
> >
> > SQL> select *
> > 2 from XSORA1A.XS0011T_STATISTIQUES_UNIX a
> > 3 where a.ID_APPLICATION = (
> > 4 select b.ID_APPLICATION
> > 5 from (
> > 6 select c.ID_APPLICATION, count(*) as nbr
> > 7 from XSORA1A.XS0011T_STATISTIQUES_UNIX c
> > 8 where c.XS007_NOM_PHYSIQUE_CUBE =
> > b.XS007_NOM_PHYSIQUE_CUBE
> > 9 group by c.ID_APPLICATION
> > 10 order by nbr desc
> > 11 ) b
> > 12 where b.XS007_NOM_PHYSIQUE_CUBE =
> > a.XS007_NOM_PHYSIQUE_CUBE
> > 13 and rownum = 1
> > 14 );
> > where c.XS007_NOM_PHYSIQUE_CUBE = b.XS007_NOM_PHYSIQUE_CUBE
> > *
> > ERROR at line 8:
> > ORA-00904: invalid column name
> >

> 
> Same thing here. 
> 

instead of alias "b" use alias "a", it should work!
> >
> >
> > ==
> >
> > And then... But no sucess.
> >
> >
> >
> >
> > select *
> > from XSORA1A.XS0011T_STATISTIQUES_UNIX a
> > where a.ID_APPLICATION = (
> > select b.ID_APPLICATION
> > from XSORA1A.XS0011T_STATISTIQUES_UNIX b
> > where b.XS007_NOM_PHYSIQUE_CUBE =
> > a.XS007_NOM_PHYSIQUE_CUBE
> > group by b.ID_APPLICATION
> > having count(*) = (
> > select
> > max(count(*))
> > from
> > XSORA1A.XS0011T_STATISTIQUES_UNIX c
> > where
> > c.XS007_NOM_PHYSIQUE_CUBE = b.XS007_NOM_PHYSIQUE_CUBE
> >
> > group by
> > c.ID_APPLICATION
> > )
> > )
> >

> 
> You're using two nested group functions (max and count). Either use
> inline view or grouping function to do double grouping.
> 

> >