NULL vs NOT NULL operator in SQL | SQL Filtering | Jawad Codes скачать в хорошем качестве

NULL vs NOT NULL operator in SQL | SQL Filtering | Jawad Codes

In this video, we clearly explain the difference between `NULL` and `NOT NULL` in SQL and how they are used in *SQL filtering*. Many beginners get confused when dealing with missing or empty data—this tutorial will remove that confusion with *simple explanations and real-world examples*. 📌 What you’ll learn in this video: What `NULL` means in SQL Difference between `NULL` and empty values How to filter `NULL` values using `IS NULL` How to filter non-NULL values using `IS NOT NULL` Why `=` does NOT work with `NULL` Common mistakes beginners make with NULL values This video is part of the SQL Filtering series on *Jawad Codes*, designed especially for *beginners, students, and data analyst aspirants*. ⏱️ *Topics Covered* SQL WHERE clause NULL vs NOT NULL IS NULL vs IS NOT NULL SQL filtering with missing data Beginner-friendly SQL concepts 💡 *Who should watch this?* SQL Beginners Database & CS students Data Analyst / Data Science aspirants Anyone struggling with NULL values in SQL 👍 If you found this video helpful, don’t forget to Like*, *Share*, and *Subscribe to Jawad Codes for more easy-to-understand SQL tutorials. . . . #SQL #NULL #NOTNULL #SQLFiltering #SQLTutorial #LearnSQL #Database #DataAnalysis #JawadCodes #SQLForBeginners #coding #databaseconcepts #programming #mysql #postgresql #sqltutorial