Hyperion - A Lightweight, Minimal SQLite Clone

Hyperion is minimal, lightweight implementation of a relational database management system written in Pure C. At the moment, the following features are supported.

• Single Static Table
• SELECT queries
• INSERT queries
• In-Memory Storage
• Persistance to disk
• Minimal SQL Parsing and SQLite Meta-Command Support
• B-Tree Support

Installation

1. Clone this repository using git clone
2. cd into the directory you cloned into
3. Run make (ensure you have make and gcc installed)
4. Run the executable built (i.e. ./hyperion)

Project Structure

.
├── Makefile
├── proposal.pdf
├── test.py               // rudimentary testing script to mock Rspec
├── README.md
└── src
    ├── database.c        // Loads the Database and Table
    ├── database.h
    ├── executor.c        // accepts compiled statements and executes them
    ├── executor.h
    ├── pager.c           // Memory IO and the Cursor Abstraction
    ├── pager.h
    ├── parser.c          // parses the text input into internal statement representation
    ├── parser.h
    ├── utils.c          // General Utilities - Input Buffer, Prompt, etc
    ├── utils.h
    ├── globals.h         // important macros, typdefs and structs
    └── main.c            // driver code

1 directory, 13 files

Contributing

1. Fork this repository
2. Clone the forked repository
3. Switch to a new branch within the repository using git checkout -b <your branch name>
4. Make all your changes within your branch - don't forget to commit often!
5. Once you're done, push your changes to the origin using git push -u origin <your branch name>
6. Open a Pull Request, and await code review!

About

This Project drew inspiration from this tutorial.