The Ultimate SQL Window Functions Course | Complete End-to-End Guide

Master SQL Window Functions step by step with real examples, analytics use cases, and advanced queries, visually explained from beginner to expert. SQL Full Package https://www.datawithbaraa.com/course/... SQL Handbook https://academy.datawithbaraa.com/l/d... Free SQL materials https://www.datawithbaraa.com/wiki/sql Full free SQL course    • SQL Full Course for Beginners (30 Hours) –...   ━━━━━━━━━━━━━━━━━━━━ 🏆 My Academy (recommended) Python https://www.datawithbaraa.com/course/... Python Handbook https://academy.datawithbaraa.com/l/d... Tableau https://www.datawithbaraa.com/course/... 🎓 Udemy SQL https://www.udemy.com/course/the-comp... Python https://www.udemy.com/course/the-comp... Tableau https://www.udemy.com/course/the-tabl... 💼 LinkedIn Learning Databricks for Data Analysts   / databricks-for-data-analysts   Claude Code for Data Analysis   / claude-code-for-data-analysis-build-repeat...   📬 Newsletter for data friends https://www.blog.datawithbaraa.com Get 25% OFF DataCamp's Here https://datacamp.pxf.io/bOEe66 ━━━━━━━━━━━━━━━━━━━━ 📖 Table of Content 0:00 intro 0:20 What is Window Functions 5:05 Why Window Functions? 12:45 Window Function Syntax 17:49 PARTITION BY 28:00 ORDER BY 32:17 Frame Clause 46:43 Window Function Rules 56:51 What are aggregate Window Functions 59:17 COUNT 1:15:53 SUM 1:23:21 AVG 1:32:22 MIN and MAX 1:42:08 Running Total and Rolling Total 1:51:44 Moving and Rolling Average 2:03:30 What are Ranking Functions 2:08:55 ROW_NUMBER 2:13:20 RANK 2:17:24 DENSE_RANK 2:22:53 ROW_NUMBER Use Cases 2:38:28 NTILE 2:52:08 CUME_DIST 2:56:58 PERCENT_RANK 3:06:49 What are Value Functions 3:10:43 LEAD and LAG 3:20:36 Month-over-Month Analysis 3:27:26 Customer Retention Analysis 3:36:11 FIRST_VALUE and LAST_VALUE ━━━━━━━━━━━━━━━━━━━━ CONNECT WITH ME 💬 Discord   / discord   👨‍💻 LinkedIn   / baraa-khatib-salkini   📸 Instagram   / datawithbaraa   🎥 TikTok   / datawithbaraa   🧭 Notion Roadmaps https://www.notion.com/@datawithbaraa Note: some links above are affiliates. I may earn a small commission if you enroll. Thank you for supporting the channel. #sql #data #analytics #dataengineering #dataengineer