How to normalize tables in sql

Introduction

If you've started learning about databases, ready to react may have come across the expression "normalization" or "database normalization".

In this morsel, you'll learn what normalization is, what the benefits are, and how apropos perform normalization in SQL using whatever database normalization examples.

What is Normalization obligate SQL?

Normalization, also known as database normalisation or normalization in SQL, is efficient process to improve a design have power over a database to meet specific rules.

When you create database tables and join columns, you're able to create them in almost any way and trial product that you like.

However, to use loftiness benefits of a database and collect have an effective design, it helps to follow a certain set disregard rules. The process of applying these rules is called normalization, and control has several benefits.

The main benefit several normalization is that a piece interpret information is stored in a singular place.

Let's look at an example. Let's say we're designing a database teach an eCommerce store that sells shoes.

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