How to Correctly Define Many-To-Many Relationships in Database Design
Автор: Database Star
Загружено: 2019-04-02
Просмотров: 202451
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A many-to-many relationship is where many records in one table can relate to many records in another table.
In this video, you'll learn:
What a many-to-many relationship is (with an example)
Why a many-to-many relationship has issues with modeling like a normal relationship
The solution to the problems caused by this relationship
How to update your ERD (Entity Relationship Diagram) to include the new solution
Timestamps:
00:00 Introduction
00:30 What is a many-to-many relationship?
01:27 Student and class example
02:34 Solution to this problem
03:18 Design of the tables
05:47 Name of the table
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