Visually explained how SQL NULL functions handle missing data using COALESCE, ISNULL, NULLIF, and IS (NOT) NULL. 👉 Subscribe, Like, and Comment If you want more FREE Courses ❤️ @UC8_RSKwbU1OmZWNEoLV1tQg ━━━━━ *MY COURSES* To get certified, better clean structure & progress, support me: 🏅SQL 🏅Tableau 🏅Udemy SQL: 🏅Udemy Tableau: ━━━━━ *CONNECT WITH ME* 📬 Newsletter 👨‍💻 LinkedIn 📸 Instagram 🎥 TikTok @datawithbaraa 🌍 Website 💬 Discord 🧭 Notion Roadmaps @datawithbaraa ⭐ Favorite Books/Gear 📩 Sponsorships baraa@ ━━━━━ *Get 25%* OFF DataCamp's Here ━━━━━ *MY FREE COURSES* *SQL* *Python* *Tableau* *Real World Data Projects* *Data Career Roadmaps* ━━━━━ 🎁 *FREE DOWNLOADS & MATERIALS* #sql-welcome 📖 *Table of Content* 00:00 Intro 00:25 What is NULL? 01:23 What are NULL Functions? 03:23 ISNULL 07:35 COALESCE 12:59 COALESCE vs ISNULL 14:33 Handle NULL - Data Aggregation 18:12 Handle NULL - Mathematical Operators 24:23 Handle NULL - Joining Tables 31:28 Handle NULL - Sorting Data 37:01 NULLIF 40:53 NULLIF - Division by Zero 42:58 IS NULL - IS NOT NULL 46:44 Left Anti Join - Right Anti Join This course is perfect for data analysts, data engineers, data scientists, software developers, and students—covering everything from the basics to advanced SQL topics. #sql #sqlserver #data #analytics #dataanalysis #datascience