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.

Technical University of Munich (TUM)
Skills you'll gain: Global Positioning Systems, Human Factors, Manufacturing and Production, Digital Transformation, Control Systems, Aerospace Basic Quality System Standards, Manufacturing Processes, Production Process, Automation, Structural Analysis, Engineering Analysis, Big Data, Communication Systems, Human Machine Interfaces, Robotics, Cybersecurity, Mathematical Modeling, Artificial Intelligence, Engineering Design Process, Simulation and Simulation Software
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, OSI Models, Exploitation techniques, TCP/IP, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cyber Security Assessment, General Networking, Vulnerability Scanning, Cybersecurity, Web Development, Prompt Engineering, Large Language Modeling, Scripting, Python Programming, SQL, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Health Technology, Telehealth, Health Disparities, Health Informatics, Health Care, Health Systems, Electronic Medical Record, digital literacy, Interoperability, Public Health, Epidemiology, Big Data, Machine Learning, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Import/Export, Pandas (Python Package), Pivot Tables And Charts, Jupyter, Microsoft Excel, Data Analysis, Data Manipulation, Python Programming, Data Structures, Development Environment, Object Oriented Programming (OOP)
Beginner · Course · 1 - 4 Weeks

University of Copenhagen
Skills you'll gain: Data Literacy, digital literacy, Personally Identifiable Information, Data Ethics, Artificial Intelligence and Machine Learning (AI/ML), Journalism, Data Sharing, Big Data, Information Privacy, Data-Driven Decision-Making, Data Security, Law, Regulation, and Compliance, Data Collection, Algorithms
Beginner · Course · 1 - 4 Weeks

Starweaver
Skills you'll gain: SQL, Business Intelligence, Jupyter, Python Programming
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Engineering, Data Manipulation, Data Warehousing, Cloud Development, SQL, Data Pipelines, Extract, Transform, Load, Application Development, Artificial Intelligence and Machine Learning (AI/ML), Role-Based Access Control (RBAC), Stored Procedure, Data Storage, Database Management, Generative AI, Data Science, Data Import/Export, Machine Learning
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Informatics, Health Care, Medical Records, Health Information Management, Clinical Informatics, Electronic Medical Record System, Databases, Data Analysis, Data Quality, Interoperability, Big Data, Query Languages, Data Science
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Integrity, Data Integration, Power BI, Data Maintenance, Database Management, Microsoft SQL Servers, Data Validation, Relational Databases, Databases, Application Programming Interface (API), Dashboard, Data Visualization, Business Intelligence, Data Security, Role-Based Access Control (RBAC), Auditing, Real Time Data, Data Encryption Standard
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud Infrastructure, Data Management, Data Governance, Cloud Computing, Google Cloud Platform, Cloud Computing Architecture, Cloud Technologies, Big Data, Cloud Storage, Data Analysis, Data Warehousing, Data Processing, Digital Transformation, Data Collection, Data Structures
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interactive Data Visualization, Business Intelligence, Data Presentation, Infographics, Data Visualization, Dashboard, Generative AI, Data Storytelling, Data Ethics, Artificial Intelligence, Prompt Engineering, SQL, Data Analysis, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: PySpark, Matplotlib, Apache Spark, Big Data, Data Processing, Distributed Computing, Data Management, Data Visualization, Data Analysis, Data Manipulation, Data Cleansing, Query Languages, Python Programming
Intermediate · Guided Project · Less Than 2 Hours