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: Serverless Computing, Microsoft Azure, Microservices, NoSQL, Microsoft Development Tools, Cloud Deployment, Front-End Web Development, Cloud Development, Hypertext Markup Language (HTML), HTML and CSS, Software Development, Cloud Computing, Microsoft Visual Studio, DevOps, Integrated Development Environments
★ 4.6 (15) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Computer Systems, Informatics, Data Processing, Computing Platforms, Health Informatics, Bioinformatics, Data Storage Technologies, Data Storage, Computer Literacy, Computer Hardware, Big Data, Data-Driven Decision-Making, Cloud Computing
★ 4.6 (16) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Amazon Web Services, Google Cloud Platform, Kubernetes, Cloud Storage, Amazon S3, Hybrid Cloud Computing, Cloud-Native Computing, Containerization, Application Deployment, Multi-Cloud, Cloud Deployment, Data Storage, Network Architecture, SQL, Relational Databases
Intermediate · Course · 1 - 4 Weeks

Corporate Finance Institute
Skills you'll gain: Data Presentation, Interactive Data Visualization, Tableau Software, Data Visualization Software, SQL, Data Analysis
★ 5 (11) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Relational Databases, Power BI, Microsoft Azure, Database Management, NoSQL, Dashboard, Cloud Deployment, Dashboard Creation, Data Integration, Data Visualization, Data Visualization Software, SQL, Database Management Systems, Data Storage, Data Modeling, Cloud Storage, Extract, Transform, Load, Data Processing, Infrastructure As A Service (IaaS), Platform As A Service (PaaS)
★ 4.7 (27) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Data Mapping, Data Store, Scalability, NoSQL, Query Languages, Data Import/Export, Big Data, Software Installation
★ 4.7 (9) · Beginner · Course · 1 - 4 Weeks

L&T EduTech
Skills you'll gain: Geospatial Information and Technology, Spatial Analysis, Geographic Information Systems, Spatial Data Analysis, GIS Software, Database Management, Database Management Systems, ArcGIS, Relational Databases, Data Modeling, Data Mapping, Data Import/Export, Open Source Technology, Web Applications, Mobile Development
★ 4.3 (12) · Intermediate · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Dataflow, Analytics, Data Science, Databases, Data Integration, SQL, Query Languages, File I/O, Data Architecture, Distributed Computing, Performance Tuning
★ 4.6 (10) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Looker (Software), Google Cloud Platform, SQL, Dashboard, Big Data, Data Visualization Software, Dashboard Creation, Applied Machine Learning, Data Access, Data Transformation, Query Languages, Machine Learning, Data Cleansing, Data Preprocessing, Model Evaluation, Model Training, Data Analysis, Data Wrangling, Analytics, Public Cloud
★ 4.5 (13) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Database Design, Stored Procedure, Microsoft SQL Servers, Transact-SQL, Database Management, Operational Databases, Database Development, Relational Databases, Database Architecture and Administration, SQL, Transaction Processing, Process Driven Development, Visual Basic (Programming Language), Data Management, Data Integrity, Debugging, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

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

DeepLearning.AI
Skills you'll gain: LLM Application, Fine-tuning, Test Data, Large Language Modeling, Prompt Engineering, Model Training, Model Evaluation, Transfer Learning, Generative AI Agents
★ 4.7 (10) · Intermediate · Project · Less Than 2 Hours