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.

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, Databases, SQL, Query Languages, Java, Data Manipulation, Data Structures, Distributed Computing, Performance Tuning, Software Architecture
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, OSI Models, Exploitation techniques, TCP/IP, Network Protocols, Distributed Denial-Of-Service (DDoS) Attacks, Network Security, Cyber Security Assessment, General Networking, Vulnerability Scanning, Cybersecurity, Web Development, Prompt Engineering, Large Language Modeling, Scripting, Python Programming, SQL, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Pipelines, Big Data, Data Lakes, Microsoft Azure, Data Processing, Extract, Transform, Load, Data Integration, Cloud Management, Cloud Services
Advanced · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: SQL, Database Management, Relational Databases, MySQL, Databases, Database Design, Data Visualization Software, Web Scraping, Data Processing, Object Oriented Programming (OOP), Data Modeling, Python Programming, Web Development, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: API Testing, React.js, Authentications, Containerization, OAuth, Cloud Deployment, Back-End Web Development, PostgreSQL, API Gateway, Software Documentation, Amazon Web Services, Cloud Applications, Event-Driven Programming, Front-End Web Development, Python Programming, Database Management, Restful API, SQL, API Design, Databases
Intermediate · Specialization · 3 - 6 Months

Amazon Web Services
Skills you'll gain: Amazon DynamoDB, NoSQL, Serverless Computing, Database Systems, Database Management Systems
Mixed · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Restful API, ASP.NET, .NET Framework, JavaScript Frameworks, Frontend Integration, Secure Coding, Middleware, React.js, Application Frameworks, Object-Relational Mapping, Model View Controller, Web Applications, Web Development, Authentications
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Customer Insights, Customer Analysis, Customer Data Management, Big Data, Google Cloud Platform, Marketing Analytics, Generative AI, Data Analysis, Marketing Strategies, Machine Learning Methods, Predictive Analytics, Forecasting, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Google Cloud Platform, Kubernetes, Cloud Storage, Amazon S3, Hybrid Cloud Computing, Public Cloud, Containerization, Application Deployment, Multi-Cloud, Network Architecture, SQL, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, Managed Services, Google Cloud Platform, Big Data, Apache Hadoop, Data Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Data Literacy, Small Data, Decision Making, Key Performance Indicators (KPIs), Big Data
Beginner · 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, Model Evaluation, Seaborn, Data Visualization, Tableau Software, Predictive Modeling, Exploratory Data Analysis, Predictive Analytics, Analytics, Presentations, Interactive Data Visualization, Verbal Communication Skills, Data Science, Machine Learning
Beginner · Specialization · 1 - 3 Months