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.

Coursera
Skills you'll gain: LLM Application, Model Evaluation, Large Language Modeling, Retrieval-Augmented Generation, Vector Databases, MLOps (Machine Learning Operations), Performance Tuning, Debugging, Performance Testing, Statistical Methods, Query Languages, SQL, Statistical Hypothesis Testing, Statistical Analysis, Artificial Intelligence and Machine Learning (AI/ML), Data-Driven Decision-Making, Python Programming
Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: GIS Software, Geospatial Mapping, Geographic Information Systems, Spatial Data Analysis, Spatial Analysis, Geospatial Information and Technology, Database Systems, SQL, PostgreSQL, Data Validation, Query Languages, Data Integration, Data Mapping, Scripting, Performance Tuning
Beginner · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: FinTech, Financial Services, Financial Systems, Banking, Commercial Lending, Blockchain, Business Strategies, Payment Systems, Market Opportunities, Emerging Technologies, Consumer Lending, Entrepreneurship, Investments, Big Data, Fundraising and Crowdsourcing
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Database Design, Query Languages, Google Cloud Platform, NoSQL, Data Access, Command-Line Interface, Configuration Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: SAS (Software), Data Access, Statistical Programming, Cloud Development, Cloud-Based Integration, Software As A Service, Data Analysis Software, Analytics, Data Processing, Data Manipulation, Statistical Software, Data Import/Export, Computer Programming, Data Analysis, Artificial Intelligence
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Interviewing Skills, Data Pipelines, Apache Airflow, Professional Networking, Data Presentation, Web Presence, Portfolio Management, GitHub, Apache Spark, Data Quality, Apache, Python Programming, SQL
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Power BI, Data Analysis Expressions (DAX), Data Modeling, Data Analysis, Business Intelligence, Star Schema, Data Transformation, Snowflake Schema, Data Visualization Software, Data Integration, Data Cleansing, Data Wrangling, Interactive Data Visualization, Dashboard Creation, Data Presentation, Business Reporting, Transact-SQL, Data Import/Export, Data Sharing
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Role-Based Access Control (RBAC), TypeScript, Authentications, Server Side, Jest (JavaScript Testing Framework), Web Frameworks, Back-End Web Development, Authorization (Computing), MongoDB, Object-Relational Mapping, Web Development Tools, Web Applications, Identity and Access Management, Unit Testing, Test Script Development, Web Development, Database Management, Application Programming Interface (API), Javascript and jQuery
Intermediate · Course · 1 - 4 Weeks

Packt
Skills you'll gain: Exploitation techniques, Vulnerability Scanning, Cyber Security Assessment, Active Directory, Security Testing, Web Applications, Microsoft Windows, Bash (Scripting Language), Apache Tomcat, Scripting, Microsoft SQL Servers
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Operational Databases, Data Maintenance, Database Architecture and Administration, Database Management Systems, Memory Management
Advanced · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Looker (Software), Data Cleansing, SQL, Data Transformation, Big Data, Data Manipulation, Data Processing, Extract, Transform, Load, Data Migration, Data Visualization Software, Query Languages, Dashboard Creation, Data Warehousing, Google Sheets, Data Import/Export, Analytics, Data Analysis, Data Pipelines, Cloud Storage, Data Storage
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Virtual Machines, Microsoft Azure, Azure Active Directory, Cloud-Native Computing, Microsoft Development Tools, Virtualization and Virtual Machines, Serverless Computing, Cloud Development, Infrastructure As A Service (IaaS), Platform As A Service (PaaS), Authentications, Cloud Applications, Cloud Deployment, Containerization, NoSQL, Identity and Access Management, Software Development, Cloud Storage, Data Storage Technologies, Application Deployment
Intermediate · Course · 3 - 6 Months