Analytic function, rows in col

Question

Hi everyone,
I have this query which give the result i need :
select distinct id_media, to_char(date_media,'WW') week
, count(rowid) over (partition by id_media,to_char(date_media,'WW') order by id_media) as nb_count
from music01.data_radio
Result :
2004     06     2 => previous week
2004     07     4 => current week
But i would rather have a result like :
2004 2 4 => previous and current week on the same rows
How can i make that ?

Answer 1

I dont think its anywhere close to what OP wants
SQL> With t
  2  as
  3  (select '2004' as year, '06' as week, 2 as nb_count
  4    from dual
  5   union all
  6   Select '2004', '07', 4
  7  from dual
  8  union all
  9   Select '2004', '08', 7
10  from dual)
11  Select year, nb_count,lag(nb_count,1) OVER(ORDER BY week) from t
12  /
YEAR   NB_COUNT LAG(NB_COUNT,1)OVER(ORDERBYWEEK)
2004          2
2004          4                                2
2004          7                                4He is looking for something like this
SQL> With t
  2  as
  3  (select '2004' as year, '06' as week, 2 as nb_count
  4    from dual
  5   union all
  6   Select '2004', '07', 4
  7  from dual
  8  union all
  9   Select '2004', '08', 7
10  from dual)
11  select year,
12         max(decode(week, '06', nb_count)) "06",
13         max(decode(week, '07', nb_count)) "07",
14         max(decode(week, '08', nb_count)) "08"
15    from t
16  group by year
17  /
YEAR         06         07         08
2004          2          4          7Edited by: Karthick_Arp on Feb 24, 2009 4:07 AM