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Database miscellaneous

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Database miscellaneous
  1. Consider a database that has the relation schema EMP (EmpId. EmpName, and DeptName). An instance of the schema EMP and a SQL query on it are given below.

    The output of executing the SQL query is_______.
    1. 1.6
    2. 2.6
    3. 2
    4. 4.3
Correct Option: B


Result of outer query or Avg (NUM) =
13
 = 2.6
5


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