Q. Which function is used to count non-null records in a column?

  • (A) SUM()
  • (B) COUNT()
  • (C) TOTAL()
  • (D) NUMBER()
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✅ Correct Answer: (B) COUNT()
Explanation: `COUNT()` counts the number of non-null values in a column.

Published by Mr. Dubey ⭐ 111.42K Points at 06-Jun-2025 10:30 pm in MySQL

Explanation by: Mr. Dubey
`COUNT()` counts the number of non-null values in a column.

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