MySQL ORDER BY

MySQL ORDER BY

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  1. Is there any error in the following query?
    SELECT emp_id, title, start_date, fname, fed_id
    FROM Employee
    ORDER BY 3, 4;










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: A

    “ORDER BY” clause can be used with Place holders. Here “3” represent column “title” and “4” represent “fed_id”. Therefore it look like “ORDER BY title, fed_id”.

  1. Is there any error in the following query?
    SELECT emp_id, title, start_date, fname, fed_id
    FROM Employee
    ORDER BY LEFT (fed_id, 5);










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: C

    “ORDER BY” clause can be used with expression such as fed_id which is a social security no like 111, 111, 111 therefore we sort it taking only 5 digits from left.

  1. Is there any error in the following query?
    SELECT emp_id, title, start_date, First_name, fed_id
    FROM Employee
    ORDER BY RIGHT (fed_id, 3);










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: A

    “ORDER BY” clause can be used with expression such as fed_id, which is a social security no like 111, 111, 111 therefore we sort it taking only three digits from right.

  1. Find odd one out?










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: D

    “ORDER BY”, “DESC”, “ASC” are related to sorting whereas “GROUP BY” is not related to sorting.

  1. If id contain the following set {9, 7, 6, 4, 3, 1, 2}, what will be the output on execution of the given query?
    SELECT id
    FROM student
    ORDER BY id ASC;










  1. View Hint View Answer Discuss in Forum

    NA

    Correct Option: C

    “ASC” clause sort the emp_id in the ascending order.