database-architecture

Oracle SQL exercices from institute of technological studies of charguia DSI201 2023/2024

A containerized distributed data processing system that demonstrates core cloud database concepts through hands-on implementation using Java, Apache Arrow, Iceberg, and Calcite

End-to-end process for building an SQL Azure database, performing data analysis with SQL and Python, and visualizing data with Tableau.

A secure, ACID-compliant banking database system featuring stored procedures for safe money transfers and automated triggers for fraud detection.

A collection of refactored MySQL scripts focused on advanced revenue growth analysis, supply chain data hygiene, and complex joins.

📚 RDBMS Glossary is a comprehensive, interactive reference for relational database management systems — covering 147+ terms across SQL syntax, RDBMS concepts, data modeling, database architecture, and tools. Each entry includes a clear definition, importance rating, code example with syntax highlighting, related terms with clickable navigation.

Database Analysis and Design for Train Reservation System. Analysis of User Requirments Phase, Design of ERD, Schema, Implementation of Physical Tables, Populating Data, and Queries to Analyze the Data. Views for the security of data and helping analyze the rest of the tables.

Enterprise HA/DR MongoDB replica set on OCI VCN with Tier III multi-site network topology. Corosync & Pacemaker orchestration pending.

A 3-tier enterprise backend managing the pharmaceutical manufacturing lifecycle. Built with Java 21, Spring Boot 3, and React, it enforces strict FDA compliance via PostgreSQL triggers and features an embedded Spring AI compliance copilot. It includes secure JWT workflows for all operations, full batch traceability, and real-time stock dashboards.

Scalable Spring Boot multi-tenant architecture implementation featuring dynamic database routing, tenant-based schema isolation, and custom filtering.

This case study not only underscores the strategic and innovative approach that has become Myntra's hallmark but also underscores its unwavering dedication to delivering a personalized, convenient, and comprehensive online shopping experience.

Análisis ACID vs BASE y selección RDBMS/NoSQL para multinacional alimenticia latinoamericana. Ciclo de vida de ingeniería de datos. Módulo ESC420, Maestría Arquitectura de Software, Politécnico Grancolombiano.

Automated data pipeline scraping fuel prices daily, apply transformations and load the data to a PostgreSQL database.

A "Zero Trust" SQL Server architecture that moves security logic from the API layer directly into the database schema using Stored Procedures, RBAC, and Physical Isolation.

This project sets up a PostgreSQL-based data warehouse following the Medallion Architecture (Bronze → Silver → Gold). It includes scripts to create the main database and structured schemas for organizing raw, cleaned, and business-ready data. Ideal for analytics and ETL workflows.

Comprehensive AWS multi-database architecture implementing enterprise-grade RDS Multi-AZ, cross-region read replicas, real-time data processing with Kinesis & DynamoDB, and intelligent caching solutions. Demonstrates high-availability database design, automated backup strategies, and performance optimization for nationwide branch operations.

Python CLI that validates YAML logical database designs and generates deterministic PostgreSQL DDL, ERDs, and lineage matrices.

🏥🗄️ Enterprise-grade Oracle PL/SQL database schema powering the HelloMed digital health platform. Built with 25 relational tables, automated trigger/sequence lifecycles, and modular PL/SQL packages integrated with Laravel 11 via an OCI8 bridge.

Implementation-backed .NET comparison of PostgreSQL, MongoDB, Cosmos DB, SQL Server, MySQL, and Supabase architecture trade-offs.

End-to-end process for building an SQL Azure database, performing data analysis with SQL and Python, and visualizing data with Tableau.