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Library/Kiến trúc & Database/System Design
Medium Pro#system-design

Phân biệt Normalization và Denormalization: Trade-off và kịch bản áp dụng?

February 15, 2026

Quick summary

Normalization minimizes data redundancy to ensure consistency (optimized for OLTP/Write-heavy workloads), while Denormalization introduces redundancy to speed up read queries by reducing complex JOIN operations (optimized for OLAP/Read-heavy workloads).

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Sample answer:

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam.

Quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore.

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