SQL: From Zero to Hero – Master SQL with Real-World Examples 🚀

Welcome to SQL: From Zero to Hero! 🚀 Whether you're a complete beginner or looking to sharpen your SQL skills, this video is your ultimate guide to mastering SQL from scratch. In this video, we cover: ✅ Introduction to SQL and Databases ✅ Basic SQL Commands (SELECT, WHERE, ORDER BY) ✅ Aggregation Functions (SUM, AVG, COUNT) ✅ Joins Explained: Inner, Outer, Left, and Right Joins ✅ Subqueries and Advanced SQL Techniques ✅ Real-World Examples & Practice Exercises By the end of this session, you'll be able to write SQL queries like a pro and tackle any database challenge with confidence! 🎯 Start your journey to SQL mastery today! 👉 Don't forget to like, comment, and subscribe for more SQL tutorials and practice sessions. 📌 Timestamps for Easy Navigation 00:00 - Introduction 11:08 - SQL Commands 17:40 - DML Statements: INSERT, CREATE, Primary Key, NOT NULL, UNIQUE 32:00 - Foreign Key 37:00 - Identity Column 40:00 - Basic SQL Queries (Part 1) 58:55 - Basic SQL Queries (Part 2) 01:27:00 - INNER JOIN 01:48:00 - GROUP BY (Part 1) 01:59:00 - GROUP BY (Part 2) 02:23:55 - Normalization: 1NF 02:38:30 - Normalization: 2NF 02:59:40 - Normalization: 3NF 03:19:35 - Subqueries 03:50:50 - How to Remove Duplicate Data 04:05:00 - JOINS 04:32:23 - CTE (Common Table Expression) with Example 04:46:25 - Window Functions 05:13:24 - LEAD, LAG Functions 05:21:19 - FIRST_VALUE and LAST_VALUE 05:48:38 - Removing Duplicate Data Using Window Functions 05:54:01 - Recursive CTE 06:12:08 - PIVOT Script available :https://shorturl.at/HcNrp Power BI Full Course: Beginner to Advanced | 10-Hour Power BI Tutorial https://youtu.be/oDp56sTaoGc 15 Days to SQL Mastery: Beginner to Advanced SQL Masterclass 2025 https://youtu.be/_xbZs_PfaWU #sqlserver #sqlquery #whatissql #sqldatabase #oracle #oraclesql #SQLtutorialforbeginners #learnSQLfromscratch #SQLfromzerotohero #SQLbasicstoadvanced #SQLqueries #SQLfordataanalysis #SQLjoinsexplained #SQLsubqueriestutorial #SQLaggregationfunctions #SQLinterviewquestions #SQLrealworldexamples #SQLmasterclass #SQLtutorial2024 #learnSQLfast #SQLfordatascience #SQLbeginnertoexpert