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: Flask (Web Framework), Restful API, Software Testing, Databases, Software Quality (SQA/SQC), JSON, Application Programming Interface (API), MongoDB, Full-Stack Web Development, Web Applications, NoSQL, Back-End Web Development, Python Programming, Maintainability, Application Deployment, Data Validation, Authentications
Beginner · Course · 1 - 3 Months

Skills you'll gain: Graph Theory, Network Analysis, Social Network Analysis, NoSQL, Data Science, Query Languages, Visualization (Computer Graphics), Applied Machine Learning, Data Transformation, Big Data, Python Programming, Spatial Data Analysis, Advanced Analytics, Deep Learning, Machine Learning, Machine Learning Algorithms, Time Series Analysis and Forecasting, Simulations
Intermediate · Course · 3 - 6 Months

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

Skills you'll gain: Kibana, Dashboard, Interactive Data Visualization, Data Visualization, Data Visualization Software, Grafana, Graphing, Data Analysis, Splunk, Real Time Data, Anomaly Detection, Applied Machine Learning, Time Series Analysis and Forecasting, Query Languages, SQL, Role-Based Access Control (RBAC), Qualitative Research
Beginner · Course · 1 - 3 Months
Skills you'll gain: Data Pipelines, Apache Kafka, Operational Databases, Continuous Monitoring, Real Time Data, Data Integrity, Data Warehousing, Data Modeling, Software Versioning, Continuous Integration, Data Validation, Automation, Warehouse Management, Automation Engineering
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Big Data, JSON, Case Studies, Apache Hadoop, People Analytics, Policty Analysis, Research, and Development, Analytics, Data Analysis, Social Sciences, Data Wrangling, Data-Driven Decision-Making, Data Preprocessing, Data Processing, Business Analytics, Data Manipulation, Data Transformation, Query Languages, Debugging, Demography
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Billing Systems, Registration, Invoicing, Restaurant Management, Microsoft Visual Studio, Security Testing, Order Management, Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Mahout, NoSQL, Big Data, Databases, Real Time Data, Scalability, Distributed Computing, Data Persistence, Database Architecture and Administration, Model Evaluation, Data Integrity, Unstructured Data, Machine Learning Algorithms, Classification Algorithms
Mixed · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Amazon S3, Amazon Web Services, Amazon DynamoDB, Data Storage, Command-Line Interface, Cloud Storage, Database Management, NoSQL, Databases, Database Administration, Relational Databases, Network Routing
Intermediate · Course · 1 - 4 Weeks

Xi'an Jiaotong University
Skills you'll gain: System Testing, Database Design, User Interface (UI) Design, .NET Framework, Software Testing, Databases, ASP.NET, System Design and Implementation, Web Applications, C# (Programming Language), Application Development, Software Development, SQL
Mixed · Course · 1 - 3 Months

Skills you'll gain: ASP.NET, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Full-Stack Web Development, Restful API, .NET Framework, UI Components, Back-End Web Development, Object-Relational Mapping, Application Frameworks, Model View Controller, User Interface (UI), Data Modeling, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Apache Spark, Distributed Computing, PySpark, Data Pipelines, Performance Tuning, Scalability, Debugging, Performance Analysis, Data Processing
Beginner · Course · 1 - 4 Weeks