3. Select sum(a) sum_1,max(a) max_1 ,count(a) count

3. Select sum(a) sum_1,max(a) max_1 ,count(a) count_1 from ( ( select 1 a from dual union all
Select to_number(‘2011’) a from dual union all select 1 a from dual) union select 2 b from dual);

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3. Select sum(a) sum_1,max(a) max_1 ,count(a) count_1 from ( ( select 1 a from dual union all Se..

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Ans: sum_1 max_1 count_1
2014 2011 3

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