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 California San Diego
Skills you'll gain: Graph Theory, Network Model, Database Design, Big Data, Graphing, Apache Spark, Network Analysis, Analytics, Data Store, Data Management, Query Languages, Computing Platforms, Scalability, Distributed Computing, Algorithms
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Cleansing, SQL, Data Quality, Data Transformation, Big Data, Metadata Management, Query Languages, Data Access, Google Cloud Platform, Data Analysis, Google Analytics
Beginner · Project · Less Than 2 Hours

Universitat Autònoma de Barcelona
Skills you'll gain: Data Processing, Big Data, Data Infrastructure, Data Storage Technologies, Apache Hadoop, Data Analysis, Economics, Policy, and Social Studies, Data Governance, Business Transformation, Distributed Computing, Social Impact
Beginner · Course · 1 - 3 Months

Universidad Austral
Skills you'll gain: Relational Databases, Object-Relational Mapping, Database Management, Database Design, SQL, Database Development, Database Management Systems, Data Persistence, Query Languages, Data Integrity, Data Manipulation, Python Programming, Data Migration, Transaction Processing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: LangChain, LLM Application, Tool Calling, AI Workflows, Generative AI Agents, Agentic Workflows, Artificial Intelligence and Machine Learning (AI/ML), Application Development, Data Visualization, Agentic systems, Analytics, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Cloud Applications, Ruby on Rails, Cloud Deployment, Application Deployment, PostgreSQL, Cloud Hosting, CI/CD, Build Tools, Object-Relational Mapping, Cloud Storage, Database Application, Key Management, Secure Coding, Relational Databases, Data Management
Intermediate · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Linux, Linux Commands, Linux Servers, Ubuntu, File Management, Command-Line Interface, Unix, Bash (Scripting Language), grep, Servers, Operating Systems, File Systems, Shell Script, Web Servers, IT Automation, Apache, MySQL, Open Source Technology, Service Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: PL/SQL, Data Integrity, Oracle Databases, Business Logic, Business Process Automation, Stored Procedure, SQL, Relational Databases, Dependency Analysis, Database Management, Database Development, Event-Driven Programming, Event Monitoring, Auditing
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Fine-tuning, MLOps (Machine Learning Operations), Model Deployment, Cloud Deployment, Pandas (Python Package), AWS SageMaker, NumPy, Microsoft Azure, Hugging Face, GitHub Copilot, Unit Testing, Responsible AI, DevOps, Cloud Computing, Python Programming, Machine Learning, GitHub, Big Data, Data Management, Data Analysis
Advanced · Specialization · 3 - 6 Months

Meta
Skills you'll gain: Django (Web Framework), Code Reusability, Web Development, Web Servers, Secure Coding, Web Applications, Data Modeling, Back-End Web Development, Maintainability, MySQL, Database Design, Application Security, Model View Controller, Database Management, Hypertext Markup Language (HTML), Data Migration
Beginner · Course · 1 - 3 Months

Unilever
Skills you'll gain: Data Governance, Descriptive Analytics, Data Storytelling, Supply Chain, Data Presentation, Supply Chain Management, Demand Planning, Data Literacy, Presentations, Supply Chain Systems, Supply Chain Planning, Process Improvement, Data Management, Process Improvement and Optimization, Data Lakes, Predictive Analytics, Transportation, Supply Chain, and Logistics, Data Analysis, Data Visualization, Problem Solving
Beginner · Professional Certificate · 3 - 6 Months

LearnQuest
Skills you'll gain: Spring Framework, Microservices, JUnit, Model View Controller, Restful API, Application Frameworks, Spring Boot, Software Architecture, API Gateway, Web Services, Cloud-Native Computing, Object-Relational Mapping, Transaction Processing, Data Persistence, Frontend Integration, Service Oriented Architecture, JSON, Database Management, Unit Testing, Java Programming
Beginner · Specialization · 1 - 3 Months