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.

Scrimba
Skills you'll gain: Debugging, HTML and CSS, Web Development, Mobile Development, Database Application, Responsive Web Design, Real Time Data, User Interface (UI) Design, Secure Coding, Javascript, Data Storage Technologies
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Wrangling, Unstructured Data, Query Languages, Data Manipulation, Data Import/Export, Big Data, SQL, Database Administration
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Node.JS, Server Side, MongoDB, Back-End Web Development, Restful API, Web Applications, Web Development, JavaScript Frameworks, Database Management, Application Programming Interface (API), Software Architecture, NoSQL, Web Servers, Authentications, Application Security, Middleware, Performance Tuning, Authorization (Computing), Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embeddings, Vector Databases, PostgreSQL, Google Cloud Platform, SQL, Database Design, Relational Databases, Generative AI
Beginner · Project · Less Than 2 Hours

Skills you'll gain: MongoDB, Back-End Web Development, NoSQL, Data Transformation, Data Maintenance, Database Design, Databases, Data Cleansing, Data Manipulation, JSON, Development Environment
Intermediate · Course · 1 - 4 Weeks

INSEAD
Skills you'll gain: Agentic systems, Blockchain, Emerging Technologies, AI Security, Healthcare 5.0, AI Enablement, FinTech, Responsible AI, Artificial Intelligence, Generative AI, Internet Of Things, Web Applications, Distributed Computing, Business Ethics, Digital Assets, Data Integrity
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Warehousing, Data Integration, Database Administration, SQL, Relational Databases, Data Analysis, Exploratory Data Analysis, Google Analytics
Beginner · Project · Less Than 2 Hours

University of Leeds
Skills you'll gain: Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Cybersecurity, Data Security, Data Integrity
Beginner · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Spatial Analysis, Geographic Information Systems, Geospatial Mapping, Spatial Data Analysis, Augmented Reality, Data Visualization Software, Data Mapping, Color Theory, Database Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Microsoft SQL Servers, Microsoft Azure, Database Development, Data Warehousing, SQL, Data Integration, Extract, Transform, Load
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Storage, Database Management, Cloud Platforms, Role-Based Access Control (RBAC)
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Integrity, Encryption, Authentications, Information Assurance, Data Security, Public Key Cryptography Standards (PKCS)
Intermediate · Course · 1 - 4 Weeks