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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 / ajitnayak
select distinct col1 from samp
where col1 is not null
union all
select distinct col2 from samp
where col2 is not null
| Is This Answer Correct ? | 0 Yes | 0 No |
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