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.

Duke University
Skills you'll gain: MySQL, Bash (Scripting Language), Scripting, Database Management, Relational Databases, Command-Line Interface, SQL, Databases, Data Import/Export, Database Application, Data Pipelines, Data Manipulation, Python Programming, Linux
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: SQL Server Integration Services (SSIS), Extract, Transform, Load, Data Warehousing, Data Transformation, Data Manipulation, Data Analysis, Microsoft SQL Servers, Data Integration, Data Mining, Data Processing, SQL, Dataflow, Workflow Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Microsoft Azure, Identity and Access Management, Network Security, Cloud Security, Azure Active Directory, Security Management, Authorization (Computing), Data Access, Security Information and Event Management (SIEM), Firewall, Role-Based Access Control (RBAC), Security Controls, Continuous Monitoring, Key Management, Threat Detection, Virtual Machines, Incident Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Open Web Application Security Project (OWASP), Exploitation techniques, Unix, Network Security, Cybersecurity, Information Systems Security, Network Analysis, Web Applications, Virtual Machines, Web Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, Generative AI, LLM Application, Snowflake Schema, Prompt Engineering, Embeddings, Natural Language Processing, Unstructured Data, Data Pipelines, User Interface (UI), Semantic Web, Data Processing, SQL
Intermediate · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Microsoft Azure, Azure Synapse Analytics, Data Integration, Cloud Storage, Data Lakes, Data Pipelines, Data Storage, Databricks, Microsoft SQL Servers, NoSQL, .NET Framework, Real Time Data, Encryption, Scalability
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, Gherkin (Scripting Language), Test Tools, Test Script Development, Debugging, Integration Testing, Software Design Patterns, Test Data, Scripting, Web Development Tools, Data Structures, Automation, SQL, MySQL
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Web Applications, Penetration Testing, Application Security, Security Controls, Vulnerability Assessments, Application Programming Interface (API), Exploitation techniques, Web Servers, Cloud Security, SQL
Intermediate · Course · 1 - 4 Weeks

Splunk Inc.
Skills you'll gain: Splunk, Data Modeling, Dashboard, Pivot Tables And Charts, Interactive Data Visualization, Data Management, Database Management, Visualization (Computer Graphics), Data Mapping, Incident Management, Query Languages, Data Integration, Information Management, Event Monitoring, Performance Tuning, Frontend Performance, Big Data, Business Intelligence, Data Analysis, Business Analytics
Intermediate · Specialization · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Geospatial Information and Technology, Geographic Information Systems, Apache Hadoop, Spatial Data Analysis, Geospatial Mapping, Spatial Analysis, Big Data, Matplotlib, Data Processing, Computational Thinking, Distributed Computing, Data Manipulation, Python Programming
Beginner · Course · 1 - 3 Months

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Database Application, Web Servers, Web Applications, Cryptography, Data Encryption Standard, Authentications, Query Languages, Data Validation, Computer Programming
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spring Boot, Database Design, Object-Relational Mapping, Database Application, Data Modeling, Application Development, Database Architecture and Administration, Requirements Analysis, Data Persistence
Beginner · Guided Project · Less Than 2 Hours