Class 23 | SQL Constraints Part 1 | Primary Key, NOT NULL & UNIQUE

In this class, we will learn the basics of SQL Constraints and understand how to use Primary Key, NOT NULL, and UNIQUE constraints with practical examples. Topics Covered: ✅ Introduction to Constraints ✅ Primary Key ✅ NOT NULL & UNIQUE ✅ Practical SQL Examples Hashtags: #SQL #SQLTutorial #SQLConstraints #PrimaryKey #UniqueKey #OracleSQL #ETLTesting #DatabaseTesting #SQLForBeginners