📊 MySQL
Q. What will be returned by this query?
Code: 
SELECT UPPER('mysql');
  • (A) mysql
  • (B) MYSQL
  • (C) Mysql
  • (D) Error
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✅ Correct Answer: (B) MYSQL

Explanation: `UPPER()` converts all characters in the string to uppercase.

Explanation by: Mr. Dubey
`UPPER()` converts all characters in the string to uppercase.

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