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.

Skills you'll gain: Microsoft Azure, Cloud Security, Database Management, Data Security, Relational Databases, Disaster Recovery, Cloud Management, Databases, System Monitoring, Data Storage, Data Management, Continuous Monitoring, Microsoft SQL Servers, Security Controls, Event Monitoring, IT Infrastructure, Role-Based Access Control (RBAC), Encryption, Application Performance Management
★ 5 (10) · Intermediate · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Artificial Intelligence, Performance Analysis, Automation, Augmented and Virtual Reality (AR/VR), Technology Strategies, Personalized Service, Innovation, Internet Of Things, Machine Learning, Digital Transformation, Deep Learning, Analytical Skills, Predictive Analytics, Big Data, Health Technology, Ethical Standards And Conduct, Data Analysis, Natural Language Processing, Data Security, User Experience
★ 4.9 (7) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Docker (Software), ASP.NET, Integration Testing, Object-Relational Mapping, API Design, Identity and Access Management, Enterprise Architecture, Distributed Computing, Authorization (Computing), Database Development, Database Management, Dependency Analysis, Data Validation, Transaction Processing
★ 4.5 (6) · Intermediate · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Teradata SQL, SQL, Stored Procedure, Transaction Processing, Query Languages, Performance Tuning, Data Storage Technologies, Database Management, Data Manipulation, Data Architecture, Data Security, Extract, Transform, Load, Database Architecture and Administration, Security Controls, Security Management, Data Transformation, Data Storage, Database Theory, Relational Databases, Solution Design
Intermediate · Specialization · 1 - 3 Months

Amazon Web Services
Skills you'll gain: AWS SageMaker, Generative AI, Data Lakes, Data Governance, Data Architecture, Analytics, Data Management, SQL, Model Training, Applied Machine Learning
Beginner · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Online Advertising, Data Presentation, Digital Advertising, Advertising, Analytics, Big Data, Paid media, Social Media Strategy, Social Media, Data Ethics, Marketing, Digital Media Strategy, Social Media Marketing, Data-Driven Decision-Making, Business Analytics, Social Media Analytics, Business Transformation, Social Media Campaigns, Return On Investment, Descriptive Analytics
★ 4.8 (8) · Beginner · Course · 1 - 4 Weeks

University of Virginia
Skills you'll gain: Model View Controller, Design and Product, Debugging, Integrated Development Environments, Software Design, User Interface (UI), Responsive Web Design, HTML and CSS, Data Modeling, Data Store, Database Development, Database Design, Web Design and Development, Software Development Tools, NoSQL, User Interface (UI) Design, Web Design, Database Architecture and Administration, UI Components, Programming Principles
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: MySQL, Google Cloud Platform, Data Mining, Microsoft SQL Servers, Cloud API, PostgreSQL, Metadata Management, Cloud Management
★ 4.8 (12) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Large Language Modeling, Retrieval-Augmented Generation, LLM Application, Prompt Patterns, Tool Calling, Generative AI Agents, Embeddings, Agentic systems, Application Development, Agentic Workflows, Query Languages, Data Pipelines, Data Persistence
★ 3.8 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, File Management, Control Panels, Web Analytics and SEO, MySQL, Apache, User Provisioning, Cloud Hosting, Public Key Infrastructure, User Accounts, Security Controls, Data Security, Key Management, Encryption, Database Management, Web Servers, Email Automation, Systems Administration, System Configuration, Content Management
★ 5 (17) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: PySpark, Apache Spark, Data Pipelines, Data Processing, AI Personalization, Dimensionality Reduction, OpenAI API, Data Manipulation, Pandas (Python Package), Data Transformation, Unsupervised Learning, Applied Machine Learning, Embeddings, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Universidad de los Andes
Skills you'll gain: NoSQL, Big Data, File Systems, Data Infrastructure, Apache Hadoop, Data Architecture, Distributed Computing, Scalability, Database Systems, Cloud Computing, Apache Spark, Public Cloud, Data Processing, Data Storage Technologies, Cloud Services, Data Storage, Data Management
Beginner · Course · 1 - 3 Months