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: Power BI, Data Analysis Expressions (DAX), Data Pipelines, Data Transformation, Data Analysis, Microsoft Azure, Analytics, Data Warehousing, Data Integration, Extract, Transform, Load, Data Cleansing, Data Modeling, Dashboard, Data Governance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft 365, Data Integration, Report Writing, IT Automation
Intermediate · Course · 3 - 6 Months

Skills you'll gain: Extract, Transform, Load, Apache Spark, Data Pipelines, PySpark, Apache Hadoop, Data Transformation, MySQL, Data Manipulation, Java Platform Enterprise Edition (J2EE), Data Import/Export, Data Persistence, Development Environment, Software Installation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Serverless Computing, Microsoft Azure, Microservices, NoSQL, Cloud Computing Architecture, Cloud Deployment, Front-End Web Development, Cloud Development, Hypertext Markup Language (HTML), Platform As A Service (PaaS), Software Development, Cloud Computing, Microsoft Visual Studio, DevOps
Intermediate · Guided Project · Less Than 2 Hours

EDUCBA
Skills you'll gain: Object Oriented Programming (OOP), Java Programming, File I/O, Application Development, Computer Programming, User Interface (UI), Programming Principles, Databases, System Design and Implementation, Integrated Development Environments, SQL, Data Validation
Beginner · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Google Cloud Platform, Generative AI, Vector Databases, Cloud Applications, NoSQL, Databases, Database Management Systems, PostgreSQL, Database Systems, Relational Databases, Transaction Processing, Data Migration
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Spring Framework, Spring Boot
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Oracle Cloud, Oracle Databases, Data Migration, Data Lakes, Database Architecture and Administration, NoSQL, MySQL, Data Security, Analytics, Machine Learning Methods, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Exploitation techniques, Vulnerability Assessments, Intrusion Detection and Prevention, Brute-force attacks, Application Security, Network Security, Virtual Local Area Network (VLAN), Cloud Security, API Testing, Wireless Networks
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Pipelines, Dataflow, Extract, Transform, Load, Data Quality, Data Warehousing, Apache Spark, Data Integration, Data Migration, Serverless Computing, Data Processing, Google Cloud Platform, Data Management, Apache Hadoop, Big Data, Data Transformation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Data Import/Export, Patch Management, Data Migration, Database Administration, Database Architecture and Administration, Database Management, Data Storage Technologies, Disaster Recovery, System Configuration, Automation, Incident Management, Software Installation
Advanced · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Java Platform Enterprise Edition (J2EE), Data Access, Data Persistence, Java, Relational Databases, Data Mapping, JUnit, Query Languages, Transaction Processing
Intermediate · Course · 1 - 4 Weeks