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.

Packt
Skills you'll gain: Node.JS, MongoDB, Back-End Web Development, Server Side, Full-Stack Web Development, Web Development Tools, Web Applications, Scalability, JavaScript Frameworks, Web Development, Javascript, Operating Systems, NoSQL, File Systems, Application Programming Interface (API), JSON, Software Development Tools, Object-Relational Mapping, Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Data Analysis, Data Processing, Query Languages, Unstructured Data, Data Transformation, Scripting
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Extract, Transform, Load, Metadata Management, Data Integration, Data Pipelines, Databases, Business Logic, Java, Data Warehousing, File Management, Data Cleansing, Data Import/Export, Data Migration, Data Manipulation, Scalability, Data Transformation, Software Documentation, Software Installation, Data Processing, MySQL, Debugging
Beginner · Specialization · 1 - 3 Months

Multiple educators
Skills you'll gain: Tensorflow, Keras (Neural Network Library), Machine Learning, Google Cloud Platform, Machine Learning Algorithms, Applied Machine Learning, Financial Trading, Reinforcement Learning, Supervised Learning, Data Pipelines, Time Series Analysis and Forecasting, Statistical Machine Learning, Technical Analysis, Deep Learning, Securities Trading, Portfolio Management, Market Trend, Artificial Intelligence and Machine Learning (AI/ML), Financial Market, Artificial Neural Networks
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Extensible Markup Language (XML), Databases, JSON, Data Processing, Data Warehousing, Distributed Computing, Data Analysis, Scalability, Case Studies, Analytics, Data Pipelines, Extract, Transform, Load, Query Languages, Social Media, Data Cleansing, Data Integration
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), Microsoft Visual Studio, Debugging, .NET Framework, Object-Relational Mapping, Full-Stack Web Development, Development Environment, Software Testing, Application Development, Command-Line Interface, Data Structures
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, User Story, Real-Time Operating Systems, Systems Engineering, Field-Programmable Gate Array (FPGA), New Product Development, Failure Analysis, Sustainable Business, Data Mining, Delegation Skills, Unsupervised Learning, Proposal Writing, Sampling (Statistics), Supplier Management, Computer Vision, Accountability, Data Ethics, Sustainability Reporting, Statistical Modeling, Goal Setting
Earn a degree
Degree · 1 - 4 Years

Skills you'll gain: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Google Cloud Platform, Simple Object Access Protocol (SOAP), Development Environment, Systems Architecture, Back-End Web Development, YAML, Restful API, Service Oriented Architecture, Load Balancing, Configuration Management
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Django (Web Framework), Full-Stack Web Development, Authentications, Software Testing, Development Testing, Unit Testing, Debugging, Object-Relational Mapping, Authorization (Computing), MySQL, Test Case, Web Development, Database Development, Back-End Web Development, Web Applications, Software Documentation, Test Automation, Document Management, File Management, Model View Controller
Mixed · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Apache Hive, Big Data, Database Design, Data Processing, Distributed Computing, Scalability, Data Pipelines, Extract, Transform, Load, Data Warehousing, Query Languages, Data Cleansing, Data Transformation, Data Management, Analytics
Mixed · Course · 1 - 4 Weeks

Intermediate · Course · 1 - 3 Months

Skills you'll gain: Linux, Scripting, Linux Administration, Linux Commands, Scripting Languages, Operating System Administration, Bash (Scripting Language), Shell Script, Unix Shell, Systems Administration, IT Automation, Software Installation, Command-Line Interface, Cloud Hosting, Object-Relational Mapping, YAML, Python Programming, Databases, File Transfer Protocol (FTP), Network Administration
Mixed · Course · 1 - 3 Months