database-design

Core development repository. gitHub: Vsn 6 (2020 - ), Vsn 5 (2018 - 2020), Vsn 4 (2014-2017). Sourceforge: Vsn 3 (2009-2013), Vsn 1 & 2 (2005-2009)

Download and install MySQL Workbench on Windows 10 and 11 using a single PowerShell command.

Simulate and analyze enterprise workflows for internal service requests with structured submission, approval, tracking, and system design insights.

MySQL Workbench is a free full-version software development tool for Windows that allows you to design and model MySQL databases effortlessly. Features include drag-and-drop interface and automatic SQL script generation for easy management. Download the latest version free.

A key-value store written in C++.

Ski resort management database: 14-table Oracle schema with a Java/JDBC command-line app for records and queries

Specialized LLM agent skills for database architecture, schema design, auditing, performance optimization, and selecting the right SQL/NoSQL technologies

MariaDB schema, triggers, analytical queries and a ticket-resale procedure for a music festival. Databases, ECE NTUA.

Business management CLI in Kotlin with plain JDBC and PostgreSQL: inventory, service orders, sales and finance with atomic transactions and integrity audits.

Projeto de modelagem em Power BI com dados de uma universidade, usando modelo estrela para relacionar professores e as demais dimensões da base.

Academic repository for Database Systems: SQL labs (MySQL/MariaDB/SQLite), relational algebra, ER diagrams, normalization, lecture notes, and interactive Obsidian wiki.

Banking system built with Java applying OOP concepts such as encapsulation, inheritance and polymorphism, with CSV persistence and SQL database modeling.

Base de datos relacional en MySQL sobre la temporada 2007-08 del fútbol europeo. 5 tablas normalizadas, 50 jugadores y 15 consultas: JOINs, subconsultas, CASE WHEN y manejo de NULL.

A Python and MySQL inventory management system demonstrating relational database design, SQL, CRUD operations, transactions, validation, and GUI development.

d9 - openSource maintenance of directus

Banco PostgreSQL para agenda e vendas de barbearia — projeto de extensão com 8 tabelas e integridade garantida no SGBD

Relational database and SQL analytics project using MySQL to model and analyse transactional gaming data.

Declarative database change management for schemas, migrations, data, and persistent inference state

Visual PostgreSQL database modeler for Flyway migrations.

Track athletes from a specified country competing in international sports.