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: Star Schema, Snowflake Schema, Data Warehousing, CI/CD, Database Design, Transact-SQL, Data Pipelines, Extract, Transform, Load, Data Architecture, Data Modeling, Data Transformation, Data Integration, Microsoft Azure, Dataflow, Business Logic, Performance Tuning, Scalability
Intermediate · Course · 1 - 3 Months

Edureka
Skills you'll gain: Restful API, Rust (Programming Language), API Design, Object-Relational Mapping, Back-End Web Development, System Programming, Web Frameworks, Web Services, Web Development, Web Servers, Software Documentation, Web Applications, Scalability, Database Management, Authentications, Authorization (Computing)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Malware Protection, Cyber Attacks, Cybersecurity, Network Security, Cyber Security Policies, Brute-force attacks, Distributed Denial-Of-Service (DDoS) Attacks, Security Controls, Security Awareness, Firewall, Multi-Factor Authentication, Encryption
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Evaluation, Apache Spark, Google Cloud Platform, Logistic Regression, Predictive Modeling, Big Data, Data Preprocessing, Applied Machine Learning
Intermediate · Project · Less Than 2 Hours

Northeastern University
Skills you'll gain: Database Design, Database Theory, Database Management, Relational Databases, Databases, Database Architecture and Administration, Database Management Systems, SQL, NoSQL, Data Modeling, Unified Modeling Language, Query Languages, Data Integrity, Data Manipulation, Performance Tuning
Build toward a degree
Mixed · Course · 1 - 3 Months

Skills you'll gain: Application Deployment, Integration Testing, Object-Relational Mapping, API Design, ASP.NET, Database Design, Enterprise Architecture, Docker (Software), Database Systems, Systems Integration, Data Validation, Business Logic, Development Environment
Intermediate · Specialization · 3 - 6 Months

EDUCBA
Skills you'll gain: MongoDB, Data Access, Query Languages, Database Management, NoSQL, Databases, Scripting, Python Programming, Development Environment, Software Installation
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Authentications, Server Side, Back-End Web Development, Restful API, Middleware, Database Application, Data Validation, TypeScript, Application Programming Interface (API), Object-Relational Mapping, MongoDB, Databases, MySQL
Intermediate · Course · 1 - 3 Months

Starweaver
Skills you'll gain: Lean Manufacturing, Manufacturing and Production, Production Process, Manufacturing Processes, Quality Management, Sustainable Business, Emerging Technologies, Sustainable Technologies, Strategic Leadership, Operational Efficiency, Big Data, Product Quality (QA/QC), Process Optimization, Internet Of Things, Data-Driven Decision-Making, 3D Assets, Automation, Waste Minimization, Digital Transformation, Robotics
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Big Data, Data Analysis, Exploratory Data Analysis, AI Enablement, Data Preprocessing, Generative AI, Data Visualization Software
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Patient-centered Care, Health Informatics, Patient Communication, Patient Safety, Healthcare Industry Knowledge, Analytics, Data Analysis, Predictive Analytics, AI Personalization, Innovation, Big Data, Data-Driven Decision-Making, Decision Support Systems, Social Determinants Of Health
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Real Time Data, Google Cloud Platform, Big Data, Software Architecture, Data Processing, Data Architecture, Data Transformation, Data Storage
Intermediate · Course · 1 - 4 Weeks