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.

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Collection, Data Wrangling, Data Manipulation, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MongoDB, Data Transformation, Customer Analysis, Data Analysis, Back-End Web Development, Customer Data Management, Data Processing, NoSQL, Data Maintenance, Pandas (Python Package), Database Design, Data Validation, Financial Data, Data Import/Export, Database Management, Data Cleansing, Databases, Data Pipelines, Data Access, Query Languages
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Data Pipelines, Microsoft SQL Servers, Microsoft Azure, Database Development, Data Warehousing, SQL, Data Integration, Extract, Transform, Load
Intermediate · Guided Project · Less Than 2 Hours

Google Cloud
Skills you'll gain: Google Cloud Platform, Real Time Data, Data Pipelines, Apache Kafka, Big Data, Data Architecture, Data Processing, Software Architecture, Extract, Transform, Load, Artificial Intelligence and Machine Learning (AI/ML)
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Data Science, Data Processing, Applied Machine Learning, Machine Learning, Geographic Information Systems, Big Data, Data Visualization, Data Analysis, Data Integration, Amazon Web Services, Cloud Computing, Matlab, Data Cleansing, Regression Analysis, Classification Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Restful API, Data Mapping, Scalability, Information Architecture, Data Management, Data Structures, Query Languages, JSON, Data Import/Export, Big Data
Beginner · Course · 1 - 4 Weeks
Skills you'll gain: Data Cleansing, Snowflake Schema, Data Quality, Data Transformation, Data Validation, Data Manipulation, Data Analysis, SQL, Big Data
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Mining, Health Informatics, Big Data, Applied Machine Learning, Predictive Modeling, Machine Learning, Artificial Intelligence, Random Forest Algorithm, Responsible AI, Deep Learning, Model Evaluation, Unsupervised Learning, Healthcare Industry Knowledge, Algorithms, Data Cleansing, Artificial Neural Networks
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: MySQL Workbench, Database Design, Database Development, Database Systems, Relational Databases, Database Management, SQL, Data Manipulation, Data Analysis, Data Science
Beginner · Guided Project · Less Than 2 Hours

L&T EduTech
Skills you'll gain: Geospatial Information and Technology, Spatial Analysis, Geographic Information Systems, GIS Software, Database Management, Global Positioning Systems, Decision Support Systems, Data Modeling, Data Mapping, Open Source Technology, Web Applications, Mobile Development
Intermediate · Course · 1 - 3 Months

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