Dear Team,
I have following situation at hand...
COLUMN1 COLUMN2 COLUMN3 TECH111 A11111 MATERAL1 TECH111 A11112 MATERAL2 TECH111 A11112 MATERAL3 TECH111 A11113 MATERAL4 TECH111 A11113 MATERAL5 TECH111 A11114 MATERAL6 TECH111 A11115 MATERAL7 TECH111 A11116 MATERAL8
The value in column1 is TECH111
Now i want to count the number of values appearing in column2
i.e.A11111 appears 1 time, A11112 and A11113 appears 2 time and so on..
So the final output i need is shown below..
COLUMN1 COLUMN2 COLUMN3 COLUMN4 TECH111 A11111 MATERAL1 1 TECH111 A11112 MATERAL2 2 TECH111 A11112 MATERAL3 2 TECH111 A11113 MATERAL4 2 TECH111 A11113 MATERAL5 2 TECH111 A11114 MATERAL6 1 TECH111 A11115 MATERAL7 1 TECH111 A11116 MATERAL8 1
kindly give me some tips to achieve this 
Regards
nic...