Learn about SQL constraints in this tutorial focusing on Not Null, Unique, and Primary Key constraints. Explore how these rules ensure data accuracy and reliability in database tables. Discover the differences between column-level and table-level constraints, and understand their implementation. Follow along as the instructor demonstrates how to create, modify, and drop these constraints using practical examples. Gain insights into best practices for maintaining data integrity in MySQL databases.
Overview
Syllabus
Introduction
Not Null
Unique Example
Drop a Unique
Unique Constructor
Primary Key Constraint
Drop Primary Key
Add Primary Key
Summary
Taught by
Krish Naik
