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|Database - Interview Questions and Answers for 'Pair of employee names with first having lesser salary than later' - 1 question(s) found - Order By Newest|
|Ans. When a Table Join itself , it's a Self Join. For example - we like to know the pair of department names where first dept has lesser employees than the later.|
Select D1.name , D2.name from Dept D1, Dept D2 where D1.employee_count < D2.employee_count
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