cstack/db_tutorial
FreeWriting a sqlite clone from scratch in C
FreeFree tier
About cstack/db_tutorial
A comprehensive tutorial that walks through building a simple SQLite-like relational database from scratch in C. The project includes over 140 commits and a rendered blog-style guide, covering internal database structures such as B-trees, pagination, and SQL command processing. It is designed for educational purposes to help developers understand database internals.
Key Features
Step-by-step guide to building a relational database from scratch
Implements B-tree indexing for SQLite-like storage
Written in C, covering low-level database internals
Includes a rendered tutorial with detailed explanations
Open source with MIT license
Over 140 commits showing iterative development
Pros & Cons
Pros
- Comprehensive, well-structured tutorial with 140+ commits
- Covers fundamental database concepts like B-tree and paging
- Open source and free to use for learning
- Provides both source code and explanatory documentation
- Popular repository with over 10k stars, indicating quality
Cons
- Not a production-ready database; purely educational
- Limited to simple SQL functionality as a clone of SQLite basics
- Requires knowledge of C programming and compilation
- No official releases or packaged binaries
Best For
Learning database internals and implementationTeaching systems programming and data structuresUnderstanding SQL parsing and executionDeveloping a simple embedded database for educational purposes
FAQ
What does this tutorial teach?
It teaches how to build a simple SQLite-like database from scratch in C, covering B-tree indexing, paging, and SQL command processing.
How do I run the code?
Use the provided Makefile to compile and run the database.