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: Penetration Testing, Security Testing, Hardening, Brute-force attacks, IT Automation, Scripting Languages, Business Logic, Cloud Security, Network Analysis, Programming Principles, API Testing, General Data Protection Regulation (GDPR), Cloud Computing, Wireless Networks, Data Persistence, Application Programming Interface (API), Data Security
★ 4.7 (22) · Intermediate · Specialization · 1 - 3 Months

Pragmatic AI Labs
Skills you'll gain: Prompt Engineering, MLOps (Machine Learning Operations), Data Pipelines, Databricks, Generative AI, Data Lakes, Generative AI Agents, Data Governance, Data Architecture, AI Enablement, Data Modeling, Data Management, Data Processing, Data Strategy, Data Quality, Scala Programming, SQL, Python Programming, Data Visualization, Data Literacy
★ 4.5 (14) · Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: Restful API, ASP.NET, Microsoft SQL Servers, C# (Programming Language), Web Services, Database Management, Database Development, JSON, Back-End Web Development, SQL, Database Design, Server Side, .NET Framework, Object Oriented Programming (OOP), Application Programming Interface (API), API Design, Database Architecture and Administration, Programming Principles, Object Oriented Design
★ 4.1 (14) · Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Relationship Management, Customer Data Management, Data-Driven Decision-Making, Sales Pipelines, Customer Analysis, Sales Management, Customer Engagement, Big Data, Customer Relationship Building, Customer Insights, Customer experience strategy (CX), Business Analytics, Target Audience, Data-Driven Marketing, Customer experience improvement, Business Metrics, Analytics, AI Personalization, Consumer Behaviour, Artificial Intelligence
★ 4.6 (52) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Responsible AI, Data Ethics, AI literacy, Debugging, Data Transformation, Generative AI, Prompt Patterns, Data Preprocessing, Analytics, AI Integrations, AI Workflows, Data Analysis, Data Cleansing, Excel Formulas, Data Manipulation, Code Review, Model Optimization, Data Analysis Software, SQL
★ 4.6 (13) · Intermediate · Course · 1 - 3 Months

Google Cloud
Skills you'll gain: Data Pipelines, Dataflow, Data Warehousing, Extract, Transform, Load, Data Quality, Data Cleansing, Data Validation, Performance Tuning, Google Cloud Platform, Data Processing, Apache Spark, Serverless Computing, System Monitoring
★ 4.4 (30) · Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Data Persistence, Data Presentation, Big Data, Analytics, Data Processing, Data Analysis, Data Storage Technologies, Data Strategy, Data Storage, Data Integrity, Data Management, Data Infrastructure, Unstructured Data, Data Import/Export, Real Time Data, Data Collection
★ 3.9 (31) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Data Integrity, Database Architecture and Administration, Data Integration, Power BI, Data Maintenance, Database Administration, Database Management, Microsoft SQL Servers, Data Validation, Relational Databases, Databases, Application Programming Interface (API), Dashboard Creation, Dashboard, Data Quality, Interactive Data Visualization, Business Intelligence, Data Security, Systems Integration, Role-Based Access Control (RBAC)
★ 4.9 (23) · Beginner · Course · 1 - 4 Weeks

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, Spring Framework, SQL, Database Systems, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Data Strategy, Data Engineering, Analytics, Data Science, Data Processing, Predictive Analytics, Strategic Decision-Making, Machine Learning Methods, Decision Making, Data Collection
★ 4.4 (42) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Secure Coding, Authentications, Authorization (Computing), AI Integrations, Microsoft Copilot, Application Security, Data Validation, Web Applications, Data Security, Data Integrity
★ 4.9 (24) · Beginner · Course · 1 - 4 Weeks

Real Madrid Graduate School Universidad Europea
Skills you'll gain: Artificial Intelligence, Performance Analysis, Automation, Personalized Service, Digital Transformation, Augmented and Virtual Reality (AR/VR), Technology Strategies, Innovation, Internet Of Things, Machine Learning, Big Data, Ethical Standards And Conduct, Deep Learning, Analytical Skills, Predictive Analytics, Health Technology, Data Analysis, Natural Language Processing, User Experience, Data Security
★ 4.8 (22) · Beginner · Specialization · 3 - 6 Months