LeetCode Question Bank - Database Project

A simple Java-powered SQL application that extends key features of the LeetCode question bank.
Users can explore and organize interview-style questions with interactive filtering and sorting through
a GUI, while practicing core SQL concepts.

Features

• Sort questions by difficulty, topic, or ID
• Filter using SQL queries like Selection, Projection, Join, Aggregation, etc
• Support for INSERT, UPDATE, and DELETE operations (CRUD operations)
• Paid vs. Non-paid user access control
• Access control for Paid vs. Non-paid users

Built for the CPSC 304 Database Systems course.

How to Run

1. Set up the database using the SQL scripts in the sql/ folder
2. Launch the GUI by running Main.java located in the src/ folder