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.

Duke University
Skills you'll gain: MySQL, Bash (Scripting Language), Scripting, Database Management, Relational Databases, Shell Script, Database Administration, Command-Line Interface, Operational Databases, SQL, Databases, Data Import/Export, Database Application, Data Pipelines, Data Manipulation, Python Programming, Data Processing, Linux
Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, Databases, Database Design, Data Visualization Software, Database Management Systems, Query Languages, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Object Oriented Design, Python Programming, Data Collection
Mixed · Course · 1 - 3 Months

Corporate Finance Institute
Skills you'll gain: Tableau Software, Business Intelligence, Dashboard, Dashboard Creation, Technical Analysis, Plot (Graphics), Market Data, Statistical Visualization, Investment Banking, Tree Maps, Interactive Data Visualization, Data Visualization Software, Market Analysis, Data Analysis, Context Management, SQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: Java Programming, PostgreSQL, Relational Databases, Java, Java Platform Enterprise Edition (J2EE), Database Development, Systems Development, Database Design, Databases, Application Design, Back-End Web Development, Web Applications, Business Logic, Secure Coding, Data Validation, Process Modeling, Payment Systems, Document Management, Authentications, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Frontend Integration, Full-Stack Web Development, Email Automation, Front-End Web Development, HTML and CSS, User Interface (UI), Web Design, Code Reusability, Server Side, Java Programming, MySQL, Program Development, Hypertext Markup Language (HTML), Software Architecture, Web Applications, Data Access, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Database Development, Database Software, Database Management Systems, Data Sharing, Database Architecture and Administration, Microsoft SQL Servers, Data Integration, Management Reporting, Report Writing, IT Automation, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Security Testing, Penetration Testing, Vulnerability Scanning, Data Security, Application Security, Vulnerability Assessments, Personally Identifiable Information, Data Loss Prevention, Web Applications, Web Servers, SQL
Intermediate · Course · 1 - 3 Months

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

Skills you'll gain: Flask (Web Framework), User Provisioning, User Accounts, Web Development, Web Applications, Object-Relational Mapping, HTML and CSS, Authentications, Cascading Style Sheets (CSS), Database Management, Database Application
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Pipelines, Big Data, Microsoft Azure, Data Processing, Data Integration, Cloud Management, Cloud Services
Advanced · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Database Application, Plot (Graphics), Databases, Database Management, Data Presentation, Natural Language Processing, SQL, Python Programming, Text Mining, Data Processing, Development Environment, Document Management, Data Collection, Software Installation
Mixed · Course · 1 - 3 Months

Skills you'll gain: Restful API, Data Mapping, Data Store, Scalability, Data Management, Query Languages, Data Import/Export, Big Data, Software Installation
Beginner · Course · 1 - 4 Weeks