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Query
What's the best way to make(A) look like (B)
ipia_id iyear cnt
------- ----------- -----------
1 1999 1
1 1999 1
1 1999 2
1 1999 8
1 2000 1
1 2000 2
1 2000 2
ipia_id iyear cnt
------- ----------- -----------
1 4 12
1 3 5
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Query (reply)
select ipia_id , count(*), sum(cnt)
from test group by ipia_id , iyear
------------
calvin at 6/28/01 4:14:08 PM
What's the best way to make(A) look like (B)
ipia_id iyear cnt
------- ----------- -----------
1 1999 1
1 1999 1
1 1999 2
1 1999 8
1 2000 1
1 2000 2
1 2000 2
ipia_id iyear cnt
------- ----------- -----------
1 4 12
1 3 5
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