What does NTILE(4) OVER (...) compute?

Problem Statement

Explanation

NTILE splits the ordered rows into the requested number of buckets and labels each row with its bucket number. With 4, you get quartiles by row count. It is handy for top-x percent tagging and A B testing splits.

Code Solution

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NTILE(4) OVER (PARTITION BY country ORDER BY revenue DESC) AS quartile

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What does NTILE(4) OVER (...) compute?

Problem Statement

Explanation

Code Solution

Practice Sets

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What does NTILE(4) OVER (...) compute?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which SQL statement retrieves all columns and rows from a table named employees?

Which clause filters rows before aggregation and affects which rows are grouped?

What is the default sort order when ORDER BY is used without ASC or DESC?

Which construct is commonly used to paginate results in SQL engines like Postgres and MySQL?

Which predicate correctly checks for missing values in standard SQL?

More from SQL & Databases

Master Interviews
Anywhere, Anytime