Day 1 of SQL: Learn SQL in 30 Days 🚀 Full Roadmap + Beginner Tutorial | 30 Days of SQL

🚀 Learn SQL in 30 Days with this complete step-by-step series!
Welcome to Day 1 of 30 Days of SQL , where we start our journey with the Introduction to SQL + Full Roadmap .

Whether you’re a student, aspiring data analyst, data scientist, backend developer, or preparing for SQL interviews , this series will take you from beginner to advanced in just 30 days.

🔥 What you’ll learn in this 30-Day SQL Roadmap:

✅ Beginner (Days 1–10)
- Introduction to Databases & SQL
- Installing SQL & Setting up Environment
- Basic SELECT Queries
- Filtering Data with WHERE
- ORDER BY & LIMIT
- DISTINCT & NULL Handling
- SQL Operators (AND, OR, IN, BETWEEN, LIKE)
- Functions (String, Numeric, Date Functions)
- Aggregate Functions (COUNT, SUM, AVG, MIN, MAX)
- GROUP BY & HAVING

✅ Intermediate (Days 11–20)
- Joins (INNER, LEFT, RIGHT, FULL)
- Self Joins & Cross Joins
- Subqueries & Nested Queries
- Views & Materialized Views
- Set Operations (UNION, INTERSECT, EXCEPT)
- Keys & Constraints (Primary, Foreign, Unique)
- Data Modification (INSERT, UPDATE, DELETE)
- Transactions & ACID Properties
- Indexing Basics
- SQL Case Statements

✅ Advanced (Days 21–30)
- Stored Procedures & Functions
- Triggers
- Window Functions (ROW_NUMBER, RANK, DENSE_RANK, NTILE)
- Common Table Expressions (CTEs) & Recursive Queries
- Advanced Joins & Query Optimization
- Normalization & Denormalization
- Partitioning & Sharding Concepts
- SQL Performance Tuning
- Advanced Indexing & Execution Plans
- Real-World Projects & Interview Questions

📊 By the end of 30 days, you’ll be able to:
✔ Write efficient SQL queries
✔ Work confidently with databases
✔ Crack SQL interview questions
✔ Apply SQL in Data Analytics, Data Science & Software Development

👉 Watch the FULL 30 Days of SQL Playlist here: [ https://www.youtube.com/playlist?list=PL0e5Rq3xa4-BT1hTYDe5RjKnzENjxzuZj ]

👍 Like this video, 💬 Comment your progress, and 🔔 Subscribe to follow along with all 30 days!

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