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: MySQL Workbench, Database Design, MySQL, Database Development, Database Systems, Relational Databases, Databases, Database Management, SQL, Data Maintenance, Data Entry, Data Manipulation, Data Analysis, Data Science
Beginner · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Sheets, Data Visualization Software, Spreadsheet Software, Big Data, Data Analysis, Data Presentation, Google Workspace, Google Cloud Platform, Data Integration, Data Sharing, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, PySpark, Data Manipulation, Data Preprocessing, Data Processing, Apache Spark, Data Analysis, Applied Machine Learning, Predictive Modeling, Big Data, Machine Learning, Regression Analysis
Intermediate · Guided Project · Less Than 2 Hours

Sciences Po
Skills you'll gain: Data Governance, Social Sciences, Digital Transformation, Economics, Policy, and Social Studies, Governance, Data Ethics, Data Sharing, digital literacy, Data-Driven Decision-Making, Big Data, Political Sciences, Personally Identifiable Information, Economics, Information Privacy, Policy Analysis, Law, Regulation, and Compliance, Algorithms, Responsible AI
Beginner · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: User Interface (UI), User Interface and User Experience (UI/UX) Design, Bootstrap (Front-End Framework), Web Design, Cascading Style Sheets (CSS), UI Components, Secure Coding, Full-Stack Web Development, Web Applications, Database Development, Frontend Integration, JavaScript Frameworks, Database Management, Hypertext Markup Language (HTML), Software Architecture, Development Environment, Software Testing, Development Testing, NoSQL, API Design
Beginner · Specialization · 1 - 3 Months

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java Programming, Frontend Integration, Java, Development Environment, Scalability, Load Balancing, Data Integration, Configuration Management, File I/O, File Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Penetration Testing, Open Web Application Security Project (OWASP), Web Applications, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Security Testing, Application Security, Test Tools, Web Servers, Content Management Systems, Application Programming Interface (API), Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Frontend Integration, API Testing, React.js, Authentications, Containerization, OAuth, Cloud Deployment, Back-End Web Development, PostgreSQL, API Gateway, Software Documentation, Amazon Web Services, Event-Driven Programming, Server Side, Database Development, Front-End Web Development, Python Programming, Database Management, Restful API, Object-Relational Mapping
Intermediate · Specialization · 3 - 6 Months

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 Issue, Environmental Regulations, Environmental Policy, Socioeconomics, Economics, Policy, and Social Studies, Mathematical Modeling, Tax Laws, Applied Mathematics, Social Impact, Public Policies, Game Theory, Cost Benefit Analysis, Big Data
Beginner · Course · 1 - 3 Months

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Pipelines, Data Analysis, Data Transformation, Analytics, Data Warehousing, Data Integration, Data Cleansing, Data Governance, Performance Tuning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Relational Databases, Database Management Systems, Database Architecture and Administration, Database Management, Multi-Tenant Cloud Environments, Database Software, Software Installation, Query Languages, System Configuration, SQL, Virtual Environment, Infrastructure Security, Data Storage, Virtual Machines, Software Documentation
Intermediate · Course · 1 - 3 Months