Which of the following is NOT an aggregate function in SQL?

2024

Which of the following is NOT an aggregate function in SQL?

Answer: A. CROSS PRODUCT — COUNT, SUM, and MAXIMUM/MAX are aggregate-style functions. CROSS PRODUCT is a relational operation, not an aggregate function.

  1. A.

    CROSS PRODUCT

  2. B.

    MAXIMUM

  3. C.

    COUNT

  4. D.

    SUM

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Correct answer: A

COUNT, SUM, and MAXIMUM/MAX are aggregate-style functions. CROSS PRODUCT is a relational operation, not an aggregate function.

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