wirte a query to remove null? following table are
col1 col2 col3
dinesh null null
null suresh null
null null prakesh
i want the output like
col1 col2 col3
dinesh suresh prkaesh
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Answer Posted / apsar
select distinct((select col1 from z1 where no is not null))col1,(select col2 from z1 where sal is not null)col2,select col3 from z1 where col is not null) from z1
Hint:z1 is Table Name
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