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: MongoDB, Data Modeling, Query Languages, Data Security, Database Architecture and Administration, NoSQL, System Monitoring, Database Management, Development Environment, Performance Tuning, Scalability, Encryption, Data Transformation
Intermediate · Course · 3 - 6 Months

Northeastern University
Skills you'll gain: Database Management Systems, Data Modeling, Database Design, Database Systems, Big Data, Unified Modeling Language, Database Architecture and Administration, Data Storage Technologies, Data Management, Apache Hadoop, Apache Spark, Conceptual Design
Mixed · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: MySQL, Database Design, Python Programming, User Interface (UI) Design, UI Components, Database Application, Database Management, Software Design, Application Development, Data Access
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: PySpark, Apache Hadoop, Apache Spark, Big Data, Apache Hive, Data Lakes, Analytics, Data Processing, Data Import/Export, Data Integration, Linux Commands, File Systems, Text Mining, Data Transformation, Data Management, Distributed Computing, Command-Line Interface, Relational Databases, Java, C++ (Programming Language)
Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Logistic Regression, Exploratory Data Analysis, Predictive Analytics, Analytics, E-Commerce, Big Data, Applied Machine Learning, Data Analysis, Classification Algorithms
Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Apache Spark, Apache Hadoop, Data Lakes, Big Data, Linux Commands, File Systems, Data Management, Command-Line Interface, Data Processing, Software Installation, Distributed Computing, System Configuration
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Big Data, Data Cleansing, Exploratory Data Analysis, Google Analytics, Data Integration, Data Manipulation, SQL, Database Administration
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Digital Transformation, Real Time Data, Data Strategy, Data Governance, Data Transformation, Business Transformation, Big Data, Business Intelligence, Google Cloud Platform, Analytics, Data-Driven Decision-Making, Data Management, Data Pipelines, Cloud Solutions, Data Storage
Beginner · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Storytelling, Interactive Data Visualization, Data Visualization Software, Matplotlib, Data Preprocessing, Pandas (Python Package), Scatter Plots, Data Cleansing, Data Integration, Data Transformation, Big Data, Programming Principles, Python Programming
Build toward a degree
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, File Systems, Big Data, Data Infrastructure, Java, Data Structures, File Management, Systems Architecture, Data Processing, Distributed Computing, Data Storage, Development Environment, Scalability
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Validation, Google Cloud Platform, PostgreSQL, Data Import/Export, Data Maintenance, Data Pipelines, Dataflow, Data Migration
Intermediate · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Data Access, Command-Line Interface, Big Data, Google Cloud Platform, Query Languages, Data Import/Export
Beginner · Project · Less Than 2 Hours