database-design

This is a complete Database Systems project which is divided into three phases: first one is “ER Modeling”, second phase is “Relational Model” and the third phase is “Schema Refinement”.

Learn How to Design Large Scale Systems. System Design Interview Preparation.

Relational database for a mixed-fleet ride sharing service: schema, integrity rules, analytics, and batched payout settlement. Tested on SQLite.

This a ChatApp build for IBY

Analyzing, modelling, scripting, administrating. All the data related work done in over a year excluding the actual applications.

A MySQL-based Online Book Store Management System demonstrating relational database design, SQL queries, and data analysis.

An assignment on ER diagram

Implementation of an in-memory SQL-like database which can be used by multiple services

Final Project of the Database course, first semester of the third year (2021), Computer Science, University of Havana.

Self-hosted Pokemon card wishlist built with PostgreSQL, Docker and data-engineering workflows, focused on reproducible imports, schema design, validation and infrastructure.

Hack A Boss Bootcamp - Module 05 (SQL)

MySQL database schema for a mobile payment service (like Cash App or Venmo), built as part of a bachelor thesis. Includes user management, transactions, and services.

Pewlett Hackard employee database — PostgreSQL schema design, ERD, and analytical queries

SLAM is a sports-oriented Twitter simulation with a Model-View-Controller (MVC) architecture, catering to registered, anonymous, and administrator users, providing a reliable source of sports information and fostering community engagement, while emphasizing maintainability, scalability, and testability through clear separation of components.

Relational SQL database for food delivery with ERD design, views, triggers, and real‑world operations.

Created an anime database by normalizing columns, establishing relationships, and designing tables for structured data storage. Indexed key columns to optimize query performance and ensure fast data retrieval.

This repository contains all files and programs for creating a normalized and relational database consisting of players from hattrick.org. See readme for more information.

Managing and tracking inventory of a computer store using Microsoft SQL Server

Method to move data between Alpaca and TimescaleDB APIs