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: Power BI, Microsoft Azure, Data Lakes, Data Analysis Expressions (DAX), Azure Synapse Analytics, Data Modeling, Data Governance, Data Warehousing, Microsoft SQL Servers, Data Analysis, Extract, Transform, Load, Data Import/Export, Data Integration, Real Time Data, Data Transformation, Data Pipelines, Information Management, Role-Based Access Control (RBAC), Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Feature Engineering, Data Visualization Software, Unsupervised Learning, SQL, Data Analysis, Seaborn, Data Visualization, Tableau Software, Predictive Modeling, Exploratory Data Analysis, Predictive Analytics, Analytics, Presentations, Verbal Communication Skills, Matplotlib, Data Storage, Data Science, Machine Learning
Beginner · Specialization · 1 - 3 Months

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

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Theoretical Computer Science, Computer Programming, Object-Relational Mapping, Computational Thinking, Programming Principles, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Serverless Computing, Microsoft Azure, Microservices, NoSQL, Cloud Computing Architecture, Front-End Web Development, Cloud Development, Hypertext Markup Language (HTML), Cloud Computing, Microsoft Visual Studio, DevOps, Application Deployment
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Data Pipelines, Extract, Transform, Load, Dataflow, Data Processing, Scripting, Google Cloud Platform, Big Data, Scripting Languages, Cloud Storage
Intermediate · Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Load Balancing, Scalability, Performance Tuning, Software Architecture, Microsoft Copilot, Application Design, Query Languages, Redis, Performance Testing, Application Performance Management, Database Management, SQL
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Warehousing, Data Integration, Database Administration, SQL, Relational Databases, Data Analysis, Exploratory Data Analysis, Google Analytics
Beginner · Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Computer Systems, Informatics, Data Processing, Data Sharing, Computing Platforms, Health Informatics, Bioinformatics, Data Storage, Computer Architecture, Computer Literacy, Computer Hardware, Big Data, Capacity Management, Data Centers, Cloud Computing
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Data Access, Java, Relational Databases, Data Mapping, JUnit, Databases, Query Languages, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

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

LearnKartS
Skills you'll gain: Spring Boot, Spring Framework, Java, Java Platform Enterprise Edition (J2EE), Application Servers, Full-Stack Web Development, Data Access, Performance Tuning, Web Applications, Model View Controller, Object-Relational Mapping, Restful API, Transaction Processing
Intermediate · Course · 1 - 3 Months