A lightweight JSON-based flat file database system.
Project description
JFlatDB
🗃️ Lightweight JSON-Based Database Engine with SQL-like Features, Built in Pure Python.
📦 What is JFlatDB?
JFlatDB is a blazing-fast, file-based database engine that stores structured data in JSON format, while supporting SQL-like commands through a powerful CLI. Ideal for lightweight applications, offline tools, and embedded systems.
✨ Features
- 📁 JSON-based persistent storage (no external DBMS)
- 📝 SQL-like syntax for querying and manipulation
- ⚙️ CLI support with
.help,.show tables,.describeetc. - 🧠 Query features:
WHERE,BETWEEN,LIKE,ORDER BY, etc. - 📊 Functions:
MIN,MAX,AVG,COUNT,GROUP BY - 🔒 Constraints:
PRIMARY KEY,NOT NULL,UNIQUE,DEFAULT,CHECK - 📤 Backup-ready and versioning-friendly
- ⚡ Written in pure Python — no dependencies
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