SQL: Structured Query Language Documented by ASIF MA https://www.instagram.com/asifma121/ ✅ Free Courses & Roadmap 🤯👇🏻 ➢ Basics: Understand data types, tables, columns, rows, CRUD operations (Create, Read, Update, Delete). ➢ Selecting Data: Master SELECT with WHERE, ORDER BY, LIMIT, and basic functions like COUNT, SUM, AVG. ➢ Joining Tables: Conquer INNER JOIN, LEFT JOIN, and RIGHT JOIN to connect related data across tables. ➢ Subqueries: Level up with nested queries to extract specific data based on other queries. ➢ Data Manipulation: Manipulate data effectively using UPDATE, DELETE, and INSERT with proper conditions. ➢ Grouping and Aggregation: Group data using GROUP BY and aggregate with functions like COUNT, SUM, AVG for insights. ➢ Views and Functions: Create virtual tables with CREATE VIEW and reusable functions with CREATE FUNCTION for cleaner code. ➢ Practice and Play: Regularly practice on platforms like SQL Fiddle or W3Schools, experiment with real-world datasets. ➢ Learn from Experts: Follow SQL communities, read blogs and tutorials, attend online courses to stay updated. ➢ Embrace the Challenge: Don't be afraid to tackle complex queries, remember, every expert started as a beginner! ➢ Bonus: Explore advanced topics like window functions, stored procedures, and triggers as you progress. Remember, consistent practice and applying SQL to real-world problems are key to mastering this valuable skill. Good luck! SQL Handwritten Notes - 1: https://drive.google.com/file/d/1J0wrtr6mdWk9wUfjXh2yCsEZPMzETXVg/view?usp=sharing SQL Handwritten Notes - 2: https://drive.google.com/file/d/1YtPFJnsY-Fidq3xNv7MqNXxUUcJ19vu3/view?usp=sharing 50 SQL-interview-questions-answers: https://drive.google.com/file/d/1JOMaB9CG9rp7e8ve-8ytrjqwsSpeS4PL/view?usp=sharing Free Resources: 🔗 https://www.w3schools.com/sql/sql_intro.asp 🔗 https://www.tutorialspoint.com/sql/sql-quick-guide.htm 🔗 https://www.simplilearn.com/free-online-course-to-learn-sql-basics-skillup 🔗https://www.mygreatlearning.com/academy/learn-for-free/courses/my-sql-basics 🔗https://youtu.be/zPes5jBZ62c?si=kA8K1iFE7TwcdVRw 🔗https://youtu.be/WiCFOGOs8IM?si=hNUK4X31x2C_t5Ld Documented by ASIF MA https://www.instagram.com/asifma121/
