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

Skills you'll gain: PL/SQL, Oracle Databases, Stored Procedure, SQL, Data Persistence, Database Development, Database Management Systems, Web Services, Data Storage Technologies, Authorization (Computing), File I/O, Debugging, File Management, Network Protocols
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Amazon S3, SQL, Database Management Systems, IT Automation, Cloud Infrastructure, Cloud Deployment
Intermediate · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Application Deployment, Cloud Deployment, Generative AI, Prompt Engineering, No-Code Development, Prototyping, Retrieval-Augmented Generation, AI Integrations, Application Development, User Interface (UI)
★ 3.9 (10) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Spring Boot, Database Design, Object-Relational Mapping, Application Frameworks, Spring Framework, Data Modeling, Database Development, Database Software, Data Mapping, Application Development, Database Architecture and Administration, Requirements Analysis, Data Persistence
★ 4.4 (30) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Kafka, Apache Hadoop, Apache Spark, Real Time Data, Scala Programming, Data Integration, Command-Line Interface, AWS Kinesis, Apache Hive, Big Data, Applied Machine Learning, Data Processing, Systems Design, System Design and Implementation, Apache Cassandra, Data Pipelines, Java, Distributed Computing, Query Languages, IntelliJ IDEA
★ 4.6 (16) · Intermediate · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Multi-Factor Authentication, Data Security, Security Strategy, Azure Active Directory, Database Architecture and Administration, Virtual Machines, Microsoft SQL Servers, Microsoft Azure, Cloud Security, Identity and Access Management, Application Security, Network Security, Role-Based Access Control (RBAC), Encryption, Active Directory, Threat Detection
★ 4.6 (20) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Microservices, DevOps, Cloud Deployment, Site Reliability Engineering, Service Oriented Architecture, Data Architecture, Database Management Systems, Continuous Delivery, Infrastructure as Code (IaC), NoSQL, Database Design, Performance Tuning, Systems Analysis, Database Architecture and Administration, Service Design
★ 4.5 (20) · Intermediate · Specialization · 3 - 6 Months

Google Cloud
Skills you'll gain: Generative AI, Data Analysis, Model Training, Data-Driven Marketing, Data Wrangling, Customer Relationship Management (CRM) Software, Predictive Analytics, Machine Learning Algorithms, Machine Learning, Data Science, Data Processing
★ 4.3 (14) · Beginner · Specialization · 1 - 4 Weeks

Skills you'll gain: Database Design, MySQL Workbench, Database Development, MySQL, Relational Databases, Databases, SQL, Database Management, Query Languages, Data Manipulation, Data Migration
★ 4.8 (9) · Intermediate · Guided Project · Less Than 2 Hours

Oracle
Skills you'll gain: Oracle Cloud Applications, Cloud Applications, Oracle Cloud, Cloud Development, Application Development, Database Application, Oracle Databases, Application Deployment, Authentications, Enterprise Application Management, Authorization (Computing), UI Components, Development Environment, Data Import/Export
★ 4.1 (23) · Beginner · Course · 1 - 4 Weeks

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Supply And Demand, Sustainable Development, Market Dynamics, International Relations, Climate Change Mitigation, Economics, Environmental Issue, Environmental Regulations, Environmental Policy, Socioeconomics, Economics, Policy, and Social Studies, Mathematical Modeling, Tax Laws, Applied Mathematics, Social Impact, Public Policies, Game Theory, Cost Benefit Analysis, Big Data
★ 4.2 (33) · Beginner · Course · 1 - 3 Months