Relational database courses can help you learn SQL, data modeling, normalization, and query optimization. You can build skills in designing efficient database schemas, managing data integrity, and performing complex data retrieval. Many courses introduce tools like MySQL, PostgreSQL, and Microsoft SQL Server, showing how these platforms support your ability to create and manage databases effectively. You'll also explore indexing strategies, transaction management, and data security practices, all essential for robust database management.

Coursera
Skills you'll gain: Web Scraping, Relational Databases, Statistical Software, Data Import/Export, R Programming, MySQL, Data Capture, Microsoft Excel
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Spring Framework, Hibernate (Java), Spring Boot, Java, Object-Relational Mapping, Database Management, Apache Maven, Software Design Patterns, SQL, Data Persistence, Functional Design, Dependency Analysis
Intermediate · Course · 1 - 4 Weeks

Akamai Technologies, Inc.
Skills you'll gain: Routing Protocols, OSI Models, Remote Access Systems, Network Architecture, TCP/IP, General Networking, Network Protocols, Network Troubleshooting, Computer Networking, Networking Hardware, Network Administration, Network Security, Network Infrastructure, Network Model, Virtual Private Networks (VPN), Wireless Networks, Network Routers, Network Routing, Dynamic Host Configuration Protocol (DHCP), Intrusion Detection and Prevention
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, Databases, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Restful API, API Design, API Testing, Spring Boot, Authentications, Test Automation, JSON, Application Programming Interface (API), Test Script Development, Application Deployment, Spring Framework, Object-Relational Mapping, Test Case, Software Quality Assurance, Business Logic, Back-End Web Development, Integration Testing, Software Engineering, Java Programming, Java
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Object-Relational Mapping, Database Management, Data Access, Full-Stack Web Development, Web Development, Web Applications, Software Architecture, Middleware, Software Design Patterns, User Interface (UI)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Django (Web Framework), Restful API, Object-Relational Mapping, Bootstrap (Front-End Framework), Application Deployment, HTML and CSS, Database Management, Web Development, User Accounts, Responsive Web Design, Back-End Web Development, Python Programming
Intermediate · Course · 3 - 6 Months

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Analytics, Data Cleansing, Data Transformation, Anomaly Detection, Data Manipulation, Project Management Life Cycle, Databases, R Programming, Data Analysis, Data Quality, Data Science, Big Data, Exploratory Data Analysis, Supervised Learning
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: Project Schedules, Project Management Software, Workflow Management, Dashboard, Real Time Data, Timelines, Kanban Principles, Database Software, Project Management, Scheduling, Data Sharing, Leadership, Problem Solving
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: ASP.NET, Model View Controller, .NET Framework, Order Management, Object-Relational Mapping, Application Deployment, User Accounts, Database Management, Data Access, Full-Stack Web Development, Web Development, Authentications, Web Applications, User Interface and User Experience (UI/UX) Design, User Interface (UI), Authorization (Computing), Role-Based Access Control (RBAC), Software Architecture, Microsoft Azure, OAuth
Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Responsive Web Design, Restful API, User Interface (UI) Design, Application Programming Interface (API), Web Development Tools, Database Design, HTML and CSS, API Design, Front-End Web Development, MongoDB, Javascript, Postman API Platform, Bootstrap (Front-End Framework), React.js, UI Components, Ajax, Database Management, OAuth, Frontend Integration, Authentications
Intermediate · Specialization · 1 - 3 Months

University of California, Davis
Skills you'll gain: Data Integration, Data Validation, Data Quality, Data Cleansing, Data Modeling, Health Informatics, Data Transformation, Data Warehousing, Star Schema, Health Information Management, Data Analysis, Analytics, Electronic Medical Record, Database Systems, Relational Databases
Intermediate · Course · 1 - 4 Weeks