Explain the process of First Normal Form (1NF)

By vivek kumar in 22 Jul 2024 | 08:22 pm
vivek kumar

vivek kumar

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Explain the process of First Normal Form (1NF)

22 Jul 2024 | 08:22 pm
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Prince

Prince

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Member since: 20 Jul 2024

First Normal Form (1NF) is a database normalization process that ensures each table is structured to minimize redundancy and avoid data anomalies. A table is in 1NF if:


1. **Atomicity:** All columns contain only atomic (indivisible) values, meaning each cell in the table holds a single value, not a set or list of values.


2. **Unique Rows:** Each row in the table must be unique, which is typically enforced by a primary key.


3. **Consistent Data Types:** All entries in a column must be of the same data type.


The goal of 1NF is to ensure that the table structure is simple and that each column represents a single attribute, facilitating easier data management and querying.

22 Jul 2024 | 10:18 pm
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