🚀 SQL Practice Repository

Welcome to my SQL practice repository!

This repository contains my SQL learning journey, where I practice database concepts, write queries, and improve my understanding of relational databases through hands-on exercises.

📌 About This Repository

In this repository, I upload SQL queries and examples covering different database concepts that I learn and practice regularly.

The main purpose of this repo is to:

• Build strong SQL fundamentals
• Understand database design and operations
• Practice writing efficient queries
• Learn how to work with relational databases
• Maintain a record of my SQL learning progress

📝 I will continue adding new SQL concepts, queries, and practical examples as I learn and complete more topics.

📚 Topics Covered

Currently, this repository includes practice on:

• Basic SQL Commands

• WHERE Clause and Operators

• Creating and Managing Tables

• ALTER, DROP, and TRUNCATE Operations

• SQL Constraints

• DML Operations

• SQL Joins

  • INNER JOIN
  • LEFT JOIN
  • RIGHT JOIN
  • FULL OUTER JOIN
  • SELF JOIN
  • CROSS JOIN

• UNION and UNION ALL

• JOIN vs Subquery

• Aggregate Functions

• GROUP BY and HAVING Clause

• Aggregates with JOINs

• Subqueries

  • SELECT, WHERE, FROM Subqueries
  • IN, NOT IN, EXISTS
  • ANY and ALL

• SQL Views

🔄 Learning Progress

This repository is an ongoing learning project. I am continuously adding new SQL concepts, improving my queries, and practicing database-related problems.

More topics and examples will be added as I continue learning.

🤝 How You Can Help

This repository is mainly created for my personal learning and practice. However, suggestions and feedback are always welcome.

If you find:

• A better way to write a query
• Query optimization suggestions
• Any mistakes in my examples

Feel free to:

• Open a pull request
• Raise an issue
• Share your suggestions

I appreciate every opportunity to learn and improve.

👨‍💻 A Little About Me

I completed my Master of Computer Applications (MCA) in 2024. Currently, I am improving my programming and development skills through Java Full Stack Development training while practicing SQL, DSA, and building my understanding of software development.

⭐ Thanks for Visiting!

Thank you for visiting my repository. Feel free to explore my SQL practice files and follow my learning journey.