What is 1nf 2nf?



What is 1nf 2nf?..

Answer / Alok Singh

In SQL Server, 1NF (First Normal Form) is the first stage of database normalization where each table cell contains atomic values, i.e., non-repeating groups or arrays are avoided. 2NF (Second Normal Form) is the second stage where every non-key attribute is fully dependent on the primary key.

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