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: MongoDB, Back-End Web Development, NoSQL, Data Transformation, Database Development, Data Maintenance, Document Management, Database Design, Databases, Database Management, Data Cleansing, Data Manipulation, Data Import/Export, Development Environment, Case Studies
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard Creation, Cloud Management, Kibana, Google Cloud Platform, Cloud Computing, Data Import/Export, Financial Data, Mainframe Computing, Dataflow, Mainframe Technologies, Big Data, Exploratory Data Analysis, Data Pipelines, Cloud Deployment, SQL, Data Analysis
Beginner · Project · Less Than 2 Hours

University of Pittsburgh
Skills you'll gain: Apache Hadoop, Apache Spark, PySpark, Data Pipelines, Distributed Computing, Big Data, Apache Hive, Data Processing, Data Storage, Scikit Learn (Machine Learning Library), Predictive Modeling, Scalability, Data Management, File Systems, Data Science, Data Transformation, Information Technology, Data Analysis
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Seaborn, NumPy, Matplotlib, Data Transformation, Data Manipulation, Data Visualization Software, Pandas (Python Package), Plot (Graphics), Data Visualization, Jupyter, Scatter Plots, Data Science, Data Processing, Data Analysis, Box Plots, Python Programming, Graphing, Computer Programming, Computer Programming Tools, Software Development
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Software Design, Maintainability, Software Architecture, Object Oriented Design, C# (Programming Language), Microsoft Visual Studio, Application Programming Interface (API), UI Components, API Design, Application Frameworks, Restful API, Development Testing, User Interface (UI), Object-Relational Mapping, Debugging, Unit Testing, Web Design and Development
Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Dashboard Creation, Data Presentation, Data Visualization Software, Data Import/Export, Big Data, Analytics, Cloud Computing
Beginner · Project · Less Than 2 Hours

LearnKartS
Skills you'll gain: Agentic Workflows, Tool Calling, Agentic systems, AI Workflows, Google Gemini, AI Orchestration, Server Side, Gemini, Generative AI Agents, AI Integrations, Back-End Web Development, LLM Application, OpenAI API, Node.JS, Large Language Modeling, Web Development, PostgreSQL, Data Processing, Data Modeling, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Cloud-Native Computing, Platform As A Service (PaaS), .NET Framework, ASP.NET, Cloud Deployment, Cloud Applications, Cloud Hosting, Microsoft SQL Servers, Data Migration, Performance Tuning, Application Deployment, Model View Controller, Verification And Validation, Configuration Management, Scripting Languages
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Big Data, Google Cloud Platform, Google Sheets, Data Visualization, Spreadsheet Software, Analytics, Scripting, Data Presentation, Google Workspace, Cloud API, Data Compilation
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Dashboard Creation, Interactive Data Visualization
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Open Web Application Security Project (OWASP), Secure Coding, Security Testing, Application Security, Vulnerability Scanning, Risk Mitigation, Cyber Security Assessment, Vulnerability Management, Cyber Attacks, Security Engineering, Risk Analysis, Web Applications, Security Awareness, Computer Security, Security Management, Cyber Security Strategy, Authentications, Software Development, Linux, Linux Commands
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Real Time Data, Digital Transformation, Looker (Software), Business Intelligence, Data Transformation, Business Intelligence Software, Google Cloud Platform, Big Data, Business Transformation, Cloud Storage, Analytics, Data Storage, Data Storage Technologies, Data Pipelines, Dataflow, Data-Driven Decision-Making, Data Management
Beginner · Course · 1 - 3 Months