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: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Database Systems, Database Management, Multi-Tenant Cloud Environments, Database Software, Operational Databases, Software Installation, Query Languages, System Configuration, SQL, Virtual Environment, Development Environment, Data Storage Technologies, Infrastructure Security, File Management
★ 4.6 (10) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vector Databases, Embeddings, PostgreSQL, Relational Databases, SQL, Query Languages, NoSQL, Node.JS, Data Import/Export, Data Processing
★ 4.5 (24) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Cleansing, PySpark, Data Manipulation, Data Preprocessing, Data Processing, Apache Spark, Data Analysis, Applied Machine Learning, Predictive Modeling, Big Data, Machine Learning, Regression Analysis, Model Training
★ 4.7 (34) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Data Persistence, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Command-Line Interface, Object-Relational Mapping, YAML, System Programming, Python Programming, Persistence, Operational Efficiency
★ 4.8 (48) · Mixed · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Supply And Demand, Sustainable Development, Market Dynamics, International Relations, Climate Change Mitigation, Economics, Environmental Issue, Environmental Regulations, Environmental Policy, Socioeconomics, Economics, Policy, and Social Studies, Mathematical Modeling, Tax Laws, Applied Mathematics, Social Impact, Public Policies, Game Theory, Cost Benefit Analysis, Big Data
★ 4.2 (33) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Restful API, Model View Controller, ASP.NET, OAuth, API Design, Web Development, Application Programming Interface (API), .NET Framework, Web Services, Authentications, Unit Testing, Back-End Web Development, C# (Programming Language), Web Applications, Object-Relational Mapping, Application Frameworks, API Testing, Authorization (Computing), Cloud Computing, Computer Programming
★ 4.7 (38) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Budget Management, Cost Accounting, Internal Auditing, Financial Reporting, Financial Statement Analysis, Financial Statements, Internal Controls, Auditing, Budgeting, Variance Analysis, Financial Forecasting, Performance Measurement, Performance Reporting, Financial Data, Business Process Reengineering, Lean Manufacturing, Big Data, Data Governance, Financial Management, Business
★ 4.7 (45) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Data Analysis Expressions (DAX), Dashboard, Dashboard Creation, Power BI, Microsoft Power Platform, Data Visualization, Data Transformation, Data Modeling, Data Presentation, Data Import/Export, Data Wrangling, Data Visualization Software, Interactive Data Visualization, Data Analysis, Analytics, Data Cleansing, Role-Based Access Control (RBAC), Data Management
★ 4.3 (16) · Intermediate · Course · 1 - 4 Weeks

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Apache Spark, Scala Programming, Apache Hadoop, Big Data, Data Manipulation, Distributed Computing, Data Processing, Performance Tuning, SQL, Data Transformation, Network Performance Management, Data Persistence, Data Analysis, Programming Principles
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Containerization, Node.JS, CI/CD, Kubernetes, MongoDB, Full-Stack Web Development, Back-End Web Development, JavaScript Frameworks, Application Deployment, Continuous Integration, Server Side, Microservices, Frontend Integration, NoSQL, API Design, Software Technical Review, Continuous Deployment, Web Development, Databases, Database Development
★ 4.6 (11) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Spring Boot, React.js, Spring Framework, Object-Relational Mapping, Frontend Integration, Restful API, YAML, Data Access, Database Application, Data Persistence, Web Applications, JavaScript Frameworks, Databases, Application Performance Management, Development Environment, Configuration Management, Command-Line Interface
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Amazon Web Services, Database Development, Database Administration, Database Design, Amazon CloudWatch, Amazon DynamoDB, Oracle Databases, Amazon Redshift, Data Migration, Database Architecture and Administration, Database Management, Database Systems, Database Management Systems, Disaster Recovery, Databases, Relational Databases, AWS Identity and Access Management (IAM), Network Model, NoSQL, AWS CloudFormation
★ 5 (38) · Beginner · Course · 1 - 3 Months