SQL Server courses can help you learn database design, query writing, data manipulation, and performance tuning. You can build skills in data analysis, creating stored procedures, and implementing security measures for data protection. Many courses introduce tools like SQL Server Management Studio and Azure Data Studio, along with methods for optimizing database performance and ensuring data integrity.

LearnQuest
Skills you'll gain: Incident Response, Cyber Threat Hunting, Computer Security Incident Management, Incident Management, Intrusion Detection and Prevention, Cyber Threat Intelligence, Continuous Monitoring, Threat Detection, Cyber Security Strategy, Security Strategy, Cloud Security, Disaster Recovery, Threat Management, Firewall, Network Security, Cybersecurity, Cloud Services, AI Security, Network Monitoring, Cloud Management
★ 4.4 (98) · Advanced · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Stored Procedure, PL/SQL, Relational Databases, Object-Relational Mapping, SQL, Data Access, Java Platform Enterprise Edition (J2EE), Databases, Database Design, Data Persistence, Object Oriented Design, Java, Data Manipulation, Data Mapping, Java Programming, Database Development, JUnit, Object Oriented Programming (OOP), Database Software, Query Languages
★ 4.7 (56) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Spring Boot, Application Development, API Testing, Java Programming, Web Development, Program Development, Application Frameworks, Software Testing, Test Case, Secure Coding, Development Environment, Model View Controller, Software Development Tools, UI Components, Data Access, Authentications, SQL, Object Oriented Programming (OOP), Data Persistence, User Interface (UI)
★ 4.7 (19) · Intermediate · Specialization · 1 - 3 Months

Duke University
Skills you'll gain: Jupyter, Microservices, AWS SageMaker, Command-Line Interface, Package and Software Management, Containerization, Applied Machine Learning, Python Programming, Application Deployment, Test Automation, Algorithms, Software Installation
★ 4.4 (43) · Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Model View Controller, Java Platform Enterprise Edition (J2EE), Back-End Web Development, Server Side, Data Access, Apache Tomcat, Application Servers, Java Programming, Relational Databases, Databases, Java, Web Servers, SQL, Authentications, Web Applications, Secure Coding, Software Design Patterns, Data Persistence
★ 4.7 (28) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Access, Object Oriented Design, Relational Databases, Object Oriented Programming (OOP), Database Software, JUnit, Data Integrity, SQL, Database Development, Java, Java Programming, Database Management, Databases
★ 4.6 (39) · Beginner · Course · 1 - 4 Weeks

Snowflake
Skills you'll gain: AI Orchestration, Agentic Workflows, AI Workflows, Model Context Protocol, LLM Application, Artificial Intelligence, Tool Calling, Agentic systems, Prompt Engineering, Data Integration, Model Evaluation, SQL, Unstructured Data
★ 4.2 (6) · Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Predictive Modeling, Data Manipulation, Predictive Analytics, Big Data, Data Mining, Data Analysis, Data Science, Data-Driven Decision-Making, Unsupervised Learning, Analytics, Data Analysis Software, Model Evaluation, No-Code Development, Software Installation
★ 4.3 (217) · Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Jenkins, Infrastructure as Code (IaC), CI/CD, Ansible, Build Tools, SonarQube, Devops Tools, DevOps, Apache Tomcat, Apache Maven, Continuous Integration, Continuous Deployment, Configuration Management, Continuous Delivery, Software Configuration Management, Code Coverage, Shell Script, Application Deployment, IT Automation, Docker (Software)
★ 3.8 (54) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Application Deployment, Data Maintenance, Network Architecture, Cloud Infrastructure, Data Storage, Network Infrastructure, Scalability, Issue Tracking, Public Cloud, General Networking, Network Monitoring, Data Security, Serverless Computing, Network Planning And Design, Network Security, Authentications, Infrastructure Security, Authorization (Computing), Data Loss Prevention, Remote Access Systems
★ 4 (23) · Intermediate · Specialization · 1 - 3 Months

Board Infinity
Skills you'll gain: Frontend Integration, Application Programming Interface (API), API Gateway, Secure Coding, Cloud Development, Cloud Deployment, Database Development, Maintainability, Dataflow, Application Deployment, Server Side, Web Applications, Authentications, Authorization (Computing), Data Access
★ 4 (7) · Beginner · Specialization · 1 - 3 Months

University of Michigan
Skills you'll gain: Debugging, Unit Testing, Relational Databases, Object Oriented Programming (OOP), Data Visualization, Data Store, Web Scraping, Database Management, Scatter Plots, Data Structures, Data Manipulation, SQL, File I/O, Test Case, Integrated Development Environments, Software Testing, Python Programming, Computer Programming, Program Development, Diversity and Inclusion
★ 3.8 (18) · Intermediate · Specialization · 3 - 6 Months