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: Dataflow, Data Pipelines, Business Logic, Performance Tuning, Data Processing, Apache Spark, Real Time Data, Google Cloud Platform, Data Transformation, Jupyter
Advanced · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: API Design, Application Programming Interface (API), Postman API Platform, API Testing, Software Documentation, Software Design Documents, OAuth, CI/CD, .NET Framework, Web Services, Authentications
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Governance, Database Management, Database Systems, Databases, NoSQL, SQL, MongoDB, Relational Databases, Big Data, Graph Theory, Data Storage, Apache Hadoop, Data Manipulation
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Role-Based Access Control (RBAC), TypeScript, Authentications, Server Side, Jest (JavaScript Testing Framework), Back-End Web Development, MongoDB, Object-Relational Mapping, Web Development Tools, Web Applications, Unit Testing, Web Development, Database Management, Secure Coding, Application Programming Interface (API), Middleware, NoSQL, Javascript and jQuery, Development Environment
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SonarQube, Role-Based Access Control (RBAC), Code Review, Continuous Integration, Software Quality Assurance, Software Technical Review, CI/CD, White-Box Testing, Apache Maven, GitHub, PostgreSQL, Software Engineering, Software Development, Git (Version Control System), Building Codes
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: WordPress, Ajax, Content Management Systems, Web Development, PHP (Scripting Language), Database Development, MySQL, Javascript and jQuery, Database Management, Cascading Style Sheets (CSS), User Accounts
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Ruby on Rails, Model View Controller, Ruby (Programming Language), Object-Relational Mapping, Test Automation, Restful API, Application Deployment, Web Applications, Web Development, Authentications, Development Environment, Relational Databases, Data Validation
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Looker (Software), Data Analysis, Dashboard, Analytics, Data Cleansing, Data Presentation, Data Storytelling, Data Visualization Software, Big Data, Data Manipulation, Data Preprocessing, Data Processing, Exploratory Data Analysis, Cloud Storage, Data-Driven Decision-Making, Google Cloud Platform, SQL, Data Storage, Data Warehousing, Data Storage Technologies
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Retrieval-Augmented Generation, Vector Databases, Embeddings, Big Data, Google Gemini, Data Processing, Identity and Access Management, Google Cloud Platform, LLM Application
Intermediate · Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Apache Cassandra, Big Data, NoSQL, Apache Hadoop, Virtual Environment, Virtual Machines, Apache, Analytics, Data Storage, Distributed Computing, Databases, Database Architecture and Administration, Data Architecture, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Docker (Software), .NET Framework, ASP.NET, Application Deployment, Development Environment, Nginx, YAML, Proxy Servers, Web Servers, Scalability, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cloud Management, Google Cloud Platform, Operational Databases, Data Management, Database Management, NoSQL, Data Storage Technologies, System Monitoring, Disaster Recovery, Scalability
Beginner · Project · Less Than 2 Hours