SQL Data Types Explained for Beginners | INT vs BIGINT, CHAR vs VARCHAR & More
Choosing the right SQL data type is one of the most important skills every data analyst and database developer should learn.
In this video, I explain SQL data types using simple whiteboard illustrations and real-world examples so you can understand not just what they are, but when to use them.
You'll learn:
✅ INT vs BIGINT
✅ FLOAT vs DECIMAL
✅ CHAR vs VARCHAR
✅ VARCHAR vs NVARCHAR
✅ DATE vs DATETIME
✅ BIT and Boolean values
✅ Common mistakes beginners make when choosing SQL data types
Whether you're preparing for a Data Analyst interview, learning SQL from scratch, or building your first database, this lesson will help you write better database designs.
📚 Perfect for:
• Data Analysis Beginners
• SQL Beginners
• Database Students
• Aspiring Data Analysts
• Business Intelligence Professionals
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