SQL courses can help you learn database design, data manipulation, query optimization, and data retrieval techniques. You can build skills in writing complex queries, managing relational databases, and ensuring data integrity. Many courses introduce tools like MySQL, PostgreSQL, and Microsoft SQL Server, demonstrating how to use these platforms for data analysis and reporting. You'll also explore key topics such as joins, indexing, and transaction management, which are vital for effective data management and analysis.

University of Colorado Boulder
Skills you'll gain: Microbiology, Physiology, Epidemiology, Life Sciences, Big Data, Data Analysis, Medical Science and Research, Immunology, Molecular Biology, Nutrition and Diet, Biology, Metadata Management, Specimen Collection, Taxonomy
★ 4.7 (1.2K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Data Migration, PostgreSQL, Google Cloud Platform, Database Management, Database Administration, Operational Databases, Data Access, Virtual Private Networks (VPN), Data Management
★ 4.3 (17) · Beginner · Project · Less Than 2 Hours

Eindhoven University of Technology
Skills you'll gain: Business Process Improvement, Process Analysis, Process Improvement, Business Process Management, Process Management, Data Mining, Process Design, Business Process Modeling, Process Modeling, Operational Analysis, Performance Analysis, Big Data, Real Time Data, Data-Driven Decision-Making, Data Science, Verification And Validation, Model Evaluation
★ 4.7 (1.3K) · Intermediate · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Copilot, CI/CD, Cascading Style Sheets (CSS), GitHub, C# (Programming Language), HTML and CSS, Azure DevOps, Load Balancing, Object Oriented Design, Continuous Integration, Version Control, Git (Version Control System), Role-Based Access Control (RBAC), Continuous Delivery, Scalability, ASP.NET, Full-Stack Web Development, SQL, .NET Framework, Graph Theory
★ 4.6 (466) · Beginner · Professional Certificate · 3 - 6 Months

Fractal Analytics
Skills you'll gain: Data Storytelling, Decision Making, Critical Thinking, Database Design, Data Manipulation, Data Presentation, Power BI, Data Visualization, Model Evaluation, Feature Engineering, Model Deployment, Interactive Data Visualization, Data Wrangling, Critical Thinking and Problem Solving, Data Analysis Expressions (DAX), Human Centered Design, SQL, Machine Learning, Problem Solving, Python Programming
★ 4.4 (590) · Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Application Deployment, Kubernetes, Cloud Applications, Cloud Deployment, Operational Databases, Google Cloud Platform, Cloud Management, Database Application, Databases, Cloud-Native Computing, Containerization, Data Access, PostgreSQL, SQL
★ 5 (13) · Beginner · Project · Less Than 2 Hours

Northwestern University
Skills you'll gain: Social Media Analytics, Real Time Data, Social Media Content, Data Collection, Social Media, Social Media Marketing, Big Data, Marketing Analytics, Crisis Management, Data-Driven Marketing, Analytics, Social Media Strategy, Content Strategy, Text Mining, Data-Driven Decision-Making
★ 4.7 (1.6K) · Mixed · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Big Data, Data-Driven Decision-Making, Data Processing, Data Storage Technologies, Data Infrastructure, Apache Hadoop, Analytics, Data Management, Data Analysis, Data Governance, Distributed Computing, Business Transformation, Economics, Policy, and Social Studies, Social Studies, Social Sciences, Social Impact
★ 4.7 (2.2K) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Apache Hive, Big Data, IBM Cloud, Kubernetes, Docker (Software), Scalability, Data Processing, Development Environment, Distributed Computing, Performance Tuning, Open Source Technology, Data Transformation, Debugging
★ 4.4 (480) · Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Penetration Testing, Exploit development, Metasploit, Application Security, Security Testing, Cyber Security Assessment, Vulnerability Scanning, Brute-force attacks, Secure Coding, Exploitation techniques, Software Design Patterns, Vulnerability Assessments, Memory Management, Amazon Web Services, SQL, Amazon Elastic Compute Cloud, Operating Systems, Data Validation
★ 4 (279) · Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Network Analysis, Social Network Analysis, Data Wrangling, Natural Language Processing, Web Scraping, Data Cleansing, Social Sciences, Data Ethics, Databases, Artificial Intelligence, Research, Social Media Analytics, Simulations, Text Mining, Big Data, Applied Machine Learning, Systems Thinking, Data Preprocessing, Data Science, Agentic systems
★ 4.6 (1.3K) · Beginner · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: MySQL, Database Management, Database Administration, Database Development, Cloud API, Operational Databases, Application Programming Interface (API), Data Import/Export, Cloud Storage
Beginner · Project · Less Than 2 Hours