How do window functions work?

How do window functions work?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: intellipaat, sql, topic-specific, sql, database

参考答案摘要

Window functions perform calculations across related rows without collapsing them like GROUP BY. Example: RANK() OVER (PARTITION BY department ORDER BY salary DESC) ranks salaries within each departme...

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