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Feb 3, 2020 · Databases

Mastering Database Normalization: From 1NF to 3NF with Real Examples

This article explains the six relational database normal forms, illustrates how to identify entities, attributes, keys, and prime versus non‑prime attributes, and walks through step‑by‑step examples that transform a denormalized employee‑performance table into 1NF, 2NF, and 3NF compliant structures while addressing redundancy and anomalies.

1NF2NF3NF
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Mastering Database Normalization: From 1NF to 3NF with Real Examples