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Select Query

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  1. If in Table “account”, a column “Customer_id” consists of {1,2,2,3,3,5,6,7,8,8} then what will be the output on executing the following query?
    SELECT DISTINICT Customer_id
    FROM account;
    1. {1, 2, 3, 5, 6, 7, 8}
    2. { }
    3. {1, 2, 2, 3, 3, 5, 6, 7, 8, 8}
    4. All of above
    5. None of these
Correct Option: A

DISTINICT keyword will remove the duplicate entries in the result set.


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