What is denormalization, and when should we use it in database design?

What is denormalization, and when should we use it in database design?

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

分类: databases

标签: denormalization, performance, joins, tradeoffs

参考答案摘要

TL;DR Denormalization intentionally adds redundancy to improve read/query performance by reducing joins, at the cost of consistency complexity. When to denormalize Query performance is critical (high-...

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