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.

Board Infinity
Skills you'll gain: Teradata SQL, SQL, Stored Procedure, Transaction Processing, Query Languages, Performance Tuning, Database Management, Data Manipulation, Data Architecture, Data Security, Extract, Transform, Load, Database Architecture and Administration, Security Controls, Security Management, Data Transformation, Data Storage, Relational Databases, Solution Design, Database Management Systems, Data Import/Export
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Responsible AI, Generative AI, Data Pipelines, Data Modeling, Data Transformation, SQL
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Data Warehousing, SQL, Data Management, Database Management, Data Processing, Google Cloud Platform, Data Integration, Data Import/Export, Data Storage, Google Analytics
Beginner · Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Teradata SQL, SQL, Data Store, Database Design, Database Management, Relational Databases, Query Languages, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Vulnerability Assessments, Vulnerability Scanning, Vulnerability Management, Exploitation techniques, Cyber Security Assessment, Unix, Security Testing, Network Security, Cybersecurity, Application Security, Information Systems Security, Cyber Attacks, Network Analysis, Web Applications, Virtual Machines, Web Servers
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Dataflow, Azure Synapse Analytics, Performance Tuning, Microsoft Azure, System Monitoring, Data Engineering, Transact-SQL, Continuous Deployment, Star Schema, Power BI, PySpark, Data Cleansing, Data Analysis Expressions (DAX), Apache Spark, Analytics, Data Analysis, SQL, Azure Active Directory, Advanced Analytics, Microsoft Copilot
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Apache Hadoop, Big Data, Apache Hive, Apache Spark, NoSQL, Data Infrastructure, File Systems, Data Processing, Data Management, Analytics, Data Science, Databases, Data Integration, SQL, Query Languages, File I/O, Data Architecture, Data Manipulation, Distributed Computing, Performance Tuning
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Cyber Security Assessment, Security Testing, Exploitation techniques, Hardening, Vulnerability Assessments, Intrusion Detection and Prevention, Brute-force attacks, Application Security, Network Security, Virtual Local Area Network (VLAN), Business Logic, Cloud Security, API Testing, Wireless Networks, Data Persistence, Application Programming Interface (API)
Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Gemini, Big Data, Google Cloud Platform, Marketing Analytics, Generative AI, Data-Driven Marketing, Applied Machine Learning, Data Analysis, Predictive Analytics, Forecasting, Predictive Modeling, Query Languages, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: C# (Programming Language), Data Modeling, User Interface (UI), jQuery, Microsoft SQL Servers, User Interface (UI) Design, Application Design, Microsoft Visual Studio, Application Development, Data Validation, Code Reusability, Database Application, Business Reporting, Data Management, Object Oriented Design, .NET Framework, Data Structures, Web Development, Maintainability, Performance Tuning
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Active Directory, Windows Servers, Microsoft Servers, Firewall, Google Cloud Platform, Virtual Networking, Virtual Machines, Servers, Cloud Infrastructure, Network Planning And Design, System Testing, Network Security, SQL
Advanced · Project · Less Than 2 Hours

Infosec
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Secure Coding, Application Security, Encryption, Security Controls, Data Security, Endpoint Security, Cryptography, Authentications, Query Languages, Computer Programming
Beginner · Course · 1 - 4 Weeks