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: Database Design, Relational Databases, Database Management, Database Application, C# (Programming Language), SQL, Business Logic, Software Development Life Cycle, Data Management, Systems Development, Application Development, Application Design, User Interface (UI), Data Validation, Test Case
Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Sampling (Statistics), SAS (Software), Data Integration, Statistical Programming, Statistical Methods, Data Manipulation, Data Processing, Data Management, SQL, Data Transformation, Data Governance, Transaction Processing, Version Control, Data Structures, File Management
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Apache Airflow, Docker (Software), SQL, Git (Version Control System), Containerization, CI/CD, Data Pipelines, Ansible, Debugging, Database Management, Continuous Deployment, Performance Tuning, Infrastructure as Code (IaC), Continuous Integration, Workflow Management, DevOps, Root Cause Analysis, Configuration Management, Automation, Python Programming
Intermediate · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Distributed Computing, Cloud Infrastructure, Cloud Services, Big Data, Apache Spark, Cloud Computing, Cloud Storage, Cloud Platforms, Network Architecture, Computer Networking, File Systems, Apache Hadoop, Real Time Data, Apache Mahout, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Data Storage, Middleware, Software-Defined Networking, NoSQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Usability, Software Development Methodologies, Software Design, Microsoft Development Tools, Databases, Debugging, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Hypothesis Testing, AI Workflows, LangChain, Generative AI Agents, CrewAI, Statistical Methods, Statistical Analysis, Data Transformation, Agentic systems, Statistical Inference, Business Intelligence, Performance Testing, Key Performance Indicators (KPIs), Data-Driven Decision-Making, Performance Metric, Descriptive Analytics, Business Metrics, Data Analysis, Correlation Analysis, Event Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Billing Systems, Registration, Invoicing, Restaurant Management, Microsoft Visual Studio, Security Testing, Point of Sale, Order Management, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Back-End Web Development, PostgreSQL, Python Programming, Restful API, SQL, API Design, Object-Relational Mapping, Database Management, Databases, Data Validation, Development Environment
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, PySpark, Azure Synapse Analytics, Feature Engineering, Data Pipelines, Databases, Microsoft Azure, Apache Spark, Extract, Transform, Load, Power BI, Data Lakes, Databricks, NoSQL, SQL Server Integration Services (SSIS), Cloud Management, Data Governance, Data Visualization Software, Performance Tuning, Big Data, Large Language Modeling
Intermediate · Professional Certificate · 3 - 6 Months

Google Cloud
Skills you'll gain: Kubernetes, Google Cloud Platform, Jenkins, Google App Engine, Docker (Software), Cloud-Native Computing, Cloud Infrastructure, Containerization, CI/CD, Application Deployment, Identity and Access Management, Big Data, Cloud Services, Infrastructure As A Service (IaaS), Cloud Computing, Continuous Delivery, Microservices, Cloud Platforms, Cloud Storage, Hybrid Cloud Computing
Beginner · Specialization · 3 - 6 Months

AI CERTs
Skills you'll gain: Responsible AI, Data Ethics, Health Care Administration, Practice Management Software, Medical Billing and Coding, Artificial Intelligence, Health Informatics, Regulatory Compliance, AI Enablement, Patient Flow, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Machine Learning, Medical Billing, Natural Language Processing, Revenue Cycle Management, Artificial Intelligence and Machine Learning (AI/ML), Healthcare Ethics, Medical Assistance, Fraud detection, Generative AI
Intermediate · Course · 1 - 3 Months