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https://github.com/arya2004/sql


https://github.com/arya2004/sql

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README

          

# SQL Solutions Repository

Welcome to the SQL Solutions Repository! This repository contains a collection of SQL problem solutions from various competitive programming platforms, including HackerRank, LeetCode, Codeforces, and others. The solutions are categorized by platform, difficulty, and problem name for easy navigation.

## Table of Contents

- [Platforms](#platforms)
- [HackerRank](#hackerrank)
- [LeetCode](#leetcode)
- [Other Platforms](#other-platforms)
- [How to Use](#how-to-use)
- [Contributing](#contributing)
- [Resources](#resources)
- [License](#license)

## How to Use

1. **Navigation**: Navigate through the directories to find the platform and difficulty level you're interested in.
2. **View Solutions**: Open the `.sql` file corresponding to the problem name to view the solution.
3. **Run Queries**: You can copy the SQL code into your preferred SQL environment (MySQL, PostgreSQL, etc.) and run the queries directly.
4. **Problem Statements**: For problem statements and detailed explanations, refer to the respective platform's website or the links provided in the platform-specific README files.

## Contributing

Contributions are welcome! If you have additional solutions, improvements to existing solutions, or any other enhancements:
1. Fork the repository.
2. Create a new branch for your feature/bug fix.
3. Commit your changes.
4. Submit a pull request with a brief description of your changes.

Please ensure that your solutions are properly formatted, and include comments where necessary for clarity.

## License

This repository is licensed under the MIT License. See the [LICENSE](LICENSE) file for more information.