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: Apache Spark, Scala Programming, Data Processing, Big Data, Applied Machine Learning, IntelliJ IDEA, Real Time Data, Graph Theory, Development Environment, Distributed Computing, Performance Tuning
Intermediate · Course · 1 - 3 Months

Northeastern University
Skills you'll gain: Data Warehousing, Extract, Transform, Load, Data Integration, Data Modeling, Data Architecture, Star Schema, Data Governance, Database Design, Data Management, SQL, Relational Databases, Business Intelligence, Data Mining, Data Quality, Data Analysis, Systems Design
Mixed · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Model Evaluation, Time Series Analysis and Forecasting, Forecasting, Google Cloud Platform, Predictive Analytics, Predictive Modeling, Big Data, Data Analysis, Data Analysis Software, Exploratory Data Analysis, Cloud Storage
Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: SQL, Relational Databases, Database Management, Database Systems, Performance Tuning, Databases, Database Administration, Query Languages
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Extract, Transform, Load, Data Import/Export, Google Cloud Platform, Data Warehousing, Big Data, Database Design, Data Analysis
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Apache Spark, Scala Programming, Real Time Data, Apache Hadoop, Data Pipelines, Apache Cassandra, Applied Machine Learning, Big Data, Data Processing, Application Deployment, Distributed Computing, Development Environment
Advanced · Course · 1 - 3 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Authentications, Web Applications, Penetration Testing, Application Security, Security Controls, Vulnerability Assessments, Application Programming Interface (API), Exploitation techniques, Web Servers, Cloud Security, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Manipulation, Data Access, Database Development, Data Store, Google Cloud Platform, Transaction Processing, Google Analytics, SQL
Beginner · Project · Less Than 2 Hours

Board Infinity
Skills you'll gain: Teradata SQL, Database Architecture and Administration, Data Storage, Relational Databases, Database Management Systems, Mainframe Computing, Data Processing, Data Integration, Query Languages, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Big Data, Analytics, Query Languages, Google Cloud Platform, Data Processing, Data Analysis, Data Integration, Time Series Analysis and Forecasting
Beginner · Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google App Engine, Application Deployment, Google Cloud Platform, Go (Programming Language), Cloud Applications, Cloud Development, Software Testing, Data Access, Big Data, Database Application
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Stored Procedure, Object-Relational Mapping, SQL, Database Management, Relational Databases, .NET Framework, Query Languages, Databases, ASP.NET, Data Modeling, C# (Programming Language), Data Access, Performance Tuning, Data Migration, Microsoft Visual Studio
Intermediate · Course · 1 - 3 Months