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Select Query

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  1. What will be the output of a query given below?
    SELECT Employee_id, FirstName, LastName
    FROM Employee
    WHERE Employee_id=1;
    1. Show all columns and rows
    2. Shows only columns Employee_id
    3. Show only columns(Employee_id, FirstName, LastName) but only those rows which belongs to Employee_id=1
    4. All of above
    5. None of these
Correct Option: C

Clause “WHERE” is also used, which tell the compiler to show only that rows which are belong to Employee_id=1.


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