MDF vs LDF Explained in 60 Seconds | SQL Server DBA Must Know

What is the difference between MDF and LDF files in SQL Server?

In this short video, you'll learn:

✅ What MDF (Primary Data File) is
✅ What LDF (Transaction Log File) is
✅ How Write-Ahead Logging works
✅ Why SQL Server needs both files
✅ Common production issues with full log files
✅ DBA interview questions and answers
✅ Real-world SQL Server recovery concepts

Whether you're a SQL Server DBA, Developer, Data Engineer, or preparing for SQL Server interviews, understanding MDF and LDF is essential.

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