How to resolve this query ?

Question

Guys,
How do i get the below output ?
I have the following data
12/6/2008     EGG     
12/6/2008     CHICKEN
12/6/2008     LAMB
13/6/2008     LAMB
13/6/2008     LAMB
13/6/2008     LAMB
14/6/2008     EGG
14/6/2008     EGG
14/6/2008     CHICKEN
14/6/2008     LAMB
I need out out something like this
          EGG     CHICKEN           LAMB
12/6/2008     1     1          1
13/6/2008     3     0          0
14/6/2008     2     1          1Thanks in advance

Answer 1

ME_XE?with data as
  2  (
  3     select to_date('12/6/2008','dd/mm/yyyy') as col1, 'EGG' as col2 from dual union all
  4     select to_date('12/6/2008','dd/mm/yyyy') as col1, 'CHICKEN' as col2 from dual union all
  5     select to_date('12/6/2008','dd/mm/yyyy') as col1, 'LAMB' as col2 from dual union all
  6     select to_date('13/6/2008','dd/mm/yyyy') as col1, 'LAMB' as col2 from dual union all
  7     select to_date('13/6/2008','dd/mm/yyyy') as col1, 'LAMB' as col2 from dual union all
  8     select to_date('13/6/2008','dd/mm/yyyy') as col1, 'LAMB' as col2 from dual union all
  9     select to_date('14/6/2008','dd/mm/yyyy') as col1, 'EGG' as col2 from dual union all
10     select to_date('14/6/2008','dd/mm/yyyy') as col1, 'EGG' as col2 from dual union all
11     select to_date('14/6/2008','dd/mm/yyyy') as col1, 'CHICKEN' as col2 from dual union all
12     select to_date('14/6/2008','dd/mm/yyyy') as col1, 'LAMB' as col2 from dual
13  )
14  select
15     col1,
16     count(decode(col2, 'EGG', 1, NULL))       AS EGG_COUNT,
17     count(decode(col2, 'CHICKEN', 1, NULL))   AS CHICKEN_COUNT,
18     count(decode(col2, 'LAMB', 1, NULL))      AS LAMB_COUNT
19  from data
20  group by col1;
COL1                                EGG_COUNT      CHICKEN_COUNT         LAMB_COUNT
13-JUN-2008 12 00:00                        0                  0                  3
14-JUN-2008 12 00:00                        2                  1                  1
12-JUN-2008 12 00:00                        1                  1                  1
3 rows selected.
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