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    Question

    What is the purpose of the SQL "UNION" operator?

    A To combine two or more tables into one table Correct Answer Incorrect Answer
    B To combine the results of two or more SELECT queries into a single result set Correct Answer Incorrect Answer
    C To retrieve data from multiple tables using a single query Correct Answer Incorrect Answer
    D To create a temporary table in the database Correct Answer Incorrect Answer
    E None of these Correct Answer Incorrect Answer

    Solution

    The "UNION" operator is used to combine the results of two or more SELECT queries into a single result set, removing duplicates.

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