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.

Unilever
Skills you'll gain: Supply Chain Systems, Supply Chain Management, Data Management, Data Lakes, Supply Chain Planning, Data Analysis Software, Real Time Data, Business Technologies, Inventory Management System, Forecasting, Data Analysis, Data-Driven Decision-Making, AI Enablement, Problem Solving, Interviewing Skills
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, OpenAI, Prompt Engineering, JSON, Application Programming Interface (API), Web Applications, Generative AI, LLM Application, Data Processing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Microsoft Office, Computer Literacy
Intermediate · Guided Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Serverless Computing, Containerization, Amazon Web Services, Data Migration, Amazon DynamoDB, Docker (Software), Amazon Redshift, Database Systems, Databases, Cloud-Native Computing, Cloud Engineering, Kubernetes, AWS Identity and Access Management (IAM), Operational Databases, Amazon Elastic Compute Cloud, Database Management, Performance Tuning, AWS CloudFormation, Amazon CloudWatch, Cloud Security
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Rmarkdown, R Programming, Ggplot2, Data Import/Export, Data Visualization, Data Manipulation, Data Visualization Software, Data Analysis, Data Science, Data Storytelling, Statistical Analysis, Relational Databases, Data Cleansing, Data Transformation, Statistical Programming, Data Integration, Software Installation, Programming Principles, Communication
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: API Gateway, CI/CD, Amazon Web Services, Devops Tools, Amazon CloudWatch, Software Development Tools, Virtual Networking, Database Management Systems, Databases, Application Deployment, Continuous Integration, Continuous Deployment, Database Architecture and Administration, Redis, Application Programming Interface (API), Data Store, Distributed Denial-Of-Service (DDoS) Attacks, Cloud Security, Data Storage, Cloud Deployment
Intermediate · Specialization · 1 - 3 Months

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

ISC2
Skills you'll gain: Cryptography, Key Management, Public Key Infrastructure, Encryption, Cryptographic Protocols, Data Security, Public Key Cryptography Standards (PKCS), Cybersecurity, Application Security, Authentications, Brute-force attacks, Data Integrity, Algorithms
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Teradata SQL, Exploratory Data Analysis, SQL, Data Modeling, Database Design, Database Administration, Database Architecture and Administration, Database Management, Database Management Systems, Data Store, JSON, Data Integration, Data Architecture, Advanced Analytics, Data Warehousing, Data Cleansing, Text Mining, Data Analysis, Business Intelligence, Data-Driven Decision-Making
Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Amazon Elastic Compute Cloud, Cloud Computing, Cloud Security, Load Balancing, User Accounts, Apache, Web Servers, System Configuration, Command-Line Interface, Linux, Debugging, Network Routing
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Model Context Protocol, Vector Databases, Tool Calling, Database Architecture and Administration, AI Security, Database Application, Google Cloud Platform, Generative AI Agents, SQL, Databases, Query Languages, Semantic Web, Secure Coding, Embeddings, Retrieval-Augmented Generation, Agentic systems
Advanced · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Database Management, Apache Hadoop, Query Languages, Big Data, Databases, SQL, Data Access, Distributed Computing, Performance Tuning, Data Processing, Data Integrity, Authorization (Computing), Data Storage Technologies, File Systems, Algorithms
Intermediate · Course · 1 - 4 Weeks