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: Software Engineering, Distributed Computing, Extract, Transform, Load, Google Cloud Platform, Big Data, Cloud Computing, Serverless Computing, Cloud Technologies, Data Pipelines, Amazon S3, Command-Line Interface, Continuous Integration, Python Programming, Data Governance, NumPy, Rust (Programming Language)
Intermediate · Course · 1 - 4 Weeks
Universidad Austral
Skills you'll gain: Angular, JavaScript Frameworks, Continuous Integration, TypeScript, JSON, Application Frameworks, Restful API, Test Automation, Web Services, Unit Testing, Web Applications, NoSQL, API Gateway, UI Components, Event-Driven Programming, Routing Protocols, Data Validation
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Mobile Security, Cloud Security, Distributed Denial-Of-Service (DDoS) Attacks, Penetration Testing, Cybersecurity, Application Security, Cloud Computing, Cryptography, Vulnerability Scanning, Virtualization, Network Security, Encryption, SQL
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Visual Basic (Programming Language), Database Management, System Software, Databases, Relational Databases, Algorithms, Computer Architecture, Network Security, Computer Hardware, SQL, Computer Science, Computer Networking, Computer Programming, Network Protocols, Programming Principles, Software Development, Automation, Analysis, Cloud Computing, Debugging
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: Microsoft Azure, NoSQL, Database Administration, Data Store, Database Systems, Cloud Storage, Database Theory, Data Storage, Cloud Services, Data Storage Technologies, Data Security, Data Management, Query Languages, Application Programming Interface (API)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Databricks, Data Lakes, Data Pipelines, Data Integration, Dashboard, PySpark, SQL, Apache Spark, Data Management, Data Transformation, Version Control
Intermediate · Guided Project · Less Than 2 Hours

Alibaba Cloud Academy
Skills you'll gain: Relational Databases, Load Balancing, Data Visualization Software, Cloud Security, Network Security, Cloud Computing, Big Data, Database Management, General Networking, Apache Hadoop, Cloud Infrastructure, Cloud Computing Architecture, Network Architecture, Apache Spark, Data Security, Servers, Apache Hive, Application Security, Distributed Computing, Machine Learning
Beginner · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Data Analysis Expressions (DAX), Snowflake Schema, Power BI, Financial Statements, Business Intelligence, Financial Reporting, Cash Flows, Microsoft Excel, Financial Data, Data Modeling, Balance Sheet, Income Statement, SQL
Beginner · Course · 1 - 3 Months

Skills you'll gain: Dataflow, Data Pipelines, Data Processing, Real Time Data, Extract, Transform, Load, Data Transformation, Jupyter, Google Cloud Platform, JSON, SQL
Advanced · Course · 1 - 3 Months

Amazon Web Services
Skills you'll gain: Software Architecture, Amazon DynamoDB, Cloud Applications, Databases, Amazon Web Services, Event-Driven Programming, API Gateway, Relational Databases, Serverless Computing, Python Programming, Cloud API, Service Oriented Architecture, Microservices, NoSQL, Application Development, Web Development, Automation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dashboard, Data Storytelling, Tableau Software, Peer Review, Data Visualization Software, Presentations, Data Visualization, Interactive Data Visualization, Data Cleansing, Business Intelligence, Real Time Data, Data Manipulation, Data Presentation, Data Analysis Expressions (DAX), Transact-SQL, Data Quality, Data Transformation, Data Sharing, Data Integration, Data Analysis
Advanced · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Dataflow, Google Cloud Platform, Data Pipelines, Serverless Computing, Real Time Data, Cloud Infrastructure, Identity and Access Management, MLOps (Machine Learning Operations), Big Data, AI Personalization, Data Visualization Software, Data Integration, Cloud Security, Data Integrity, Performance Tuning, Looker (Software), Data Security, Cloud Computing, Tensorflow, Data Processing
Beginner · Specialization · 3 - 6 Months