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.

Coursera
Skills you'll gain: Generative AI, Data Analysis, Advanced Analytics, Analytics, AI Product Strategy, Data Transformation, Predictive Analytics, Data Preprocessing, Machine Learning Algorithms, Responsible AI
Intermediate · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Supply And Demand, Sustainable Development, Market Dynamics, International Relations, Climate Change Mitigation, Economics, Environmental Regulations, Environmental Policy, Mathematical Modeling, Tax Laws, Social Impact, Public Policies, Cost Benefit Analysis, Big Data
Beginner · Course · 1 - 3 Months

Skills you'll gain: Databases, Data Manipulation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, Application Security, Authorization (Computing), Operational Databases, Data Access, Cloud Computing, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Application Programming Interface (API), Object-Relational Mapping, JavaScript Frameworks, Integrated Development Environments, Front-End Web Development, YAML, Web Applications, Web Development Tools, Back-End Web Development, Data Access, User Interface (UI), MongoDB, UI Components, Databases
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Full-Stack Web Development, Server Side, Email Automation, Data Access, Apache Tomcat, Front-End Web Development, Java Programming, Web Design and Development, Databases, PostgreSQL, Relational Databases, Java, User Interface (UI), Web Design, Web Servers, Systems Development, Application Servers
Beginner · Specialization · 3 - 6 Months

Simplilearn
Skills you'll gain: Exploratory Data Analysis, Generative AI, Analytics, Data Analysis, Extract, Transform, Load, Data Integration, Interactive Data Visualization, Data Visualization, Real Time Data, Predictive Analytics, Data-Driven Decision-Making, Data Storytelling, Predictive Modeling, Forecasting, Data Transformation, Descriptive Analytics, Data Modeling, Data Quality, Risk Analysis, Model Evaluation
Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, SQL, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, API Design, API Testing, Spring Boot, Authentications, Test Automation, JSON, Application Programming Interface (API), Test Script Development, Application Deployment, Spring Framework, Object-Relational Mapping, Test Case, Software Quality Assurance, Business Logic, Back-End Web Development, Integration Testing, Software Engineering, Java Programming, Java
Beginner · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence, Context Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Test Script Development, Brute-force attacks, Cloud Security, Network Analysis, API Testing, General Data Protection Regulation (GDPR), Wireless Networks, Security Controls
Intermediate · Specialization · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Visualization Software, Data Visualization, Dashboard, Interactive Data Visualization, SQL Server Reporting Services, Google Cloud Platform, Big Data
Intermediate · Project · Less Than 2 Hours