MCQ Answer

What is the purpose of the SQL LEAD() window function?

What is the purpose of the SQL LEAD() window function?

Topic : Database Fundamentals

A. Returns the next value in a result set based on a specified order

B. Counts the number of rows in a result set

C. Retrieves the previous value in a result set based on a specified order

D. Performs a left outer join between tables




Correct Answer is :

A. Returns the next value in a result set based on a specified order



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