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: JUnit, Spring Framework, Spring Boot, Java, Apache Maven, Hibernate (Java), Unit Testing, Gradle, Microservices, Object-Relational Mapping, Software Testing, Testability, Restful API
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Migration, Google Cloud Platform, PostgreSQL, Operational Databases, Data Validation, Data Integrity, Virtual Private Networks (VPN)
Beginner · Project · Less Than 2 Hours

Skills you'll gain: SonarQube, Role-Based Access Control (RBAC), Code Review, Continuous Integration, Software Quality Assurance, Software Technical Review, CI/CD, White-Box Testing, Apache Maven, GitHub, PostgreSQL, Software Engineering, Software Development, Git (Version Control System), Building Codes
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Generative AI, Customer Relationship Management, Workflow Management, Big Data, Jupyter, Artificial Intelligence and Machine Learning (AI/ML), SQL, Predictive Modeling, Model Evaluation
Intermediate · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Generative AI, Big Data, Customer Relationship Management, SQL, Artificial Intelligence and Machine Learning (AI/ML), Data Processing, Data Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Email Security, File Management, Control Panels, Web Analytics and SEO, MySQL, Apache, Cloud Hosting, Public Key Infrastructure, User Accounts, Data Security, Encryption, Database Management, Web Servers, Email Automation, System Configuration, PHP (Scripting Language), Server Administration, Performance Tuning, Content Management, Data Storage
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Patch Management, System Monitoring, Microsoft Intune (Mobile Device Management Software), Configuration Management, System Support, SQL Server Reporting Services, Systems Administration, Disaster Recovery, Software Installation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Apache Spark, PySpark, Data Persistence, Big Data, Data Processing, Distributed Computing, Scala Programming, JSON, Data Transformation, Performance Tuning
Mixed · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Apache Cassandra, Big Data, NoSQL, Apache Hadoop, Virtual Environment, Virtual Machines, Apache, Analytics, Data Storage, Distributed Computing, Databases, Database Architecture and Administration, Data Architecture, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Apache Hive, Big Data, JSON, Case Studies, Apache Hadoop, People Analytics, Policty Analysis, Research, and Development, Analytics, Data Analysis, Social Sciences, Data Wrangling, Data-Driven Decision-Making, Data Preprocessing, Data Processing, Business Analytics, Data Manipulation, Data Transformation, Query Languages, Debugging, Demography
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Gemini, Google Cloud Platform, Big Data, Generative AI, Customer Relationship Management, Predictive Modeling, Advanced Analytics, Artificial Intelligence and Machine Learning (AI/ML), SQL, Prompt Engineering, Data Analysis, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Google Cloud Platform, Data Pipelines, Big Data, Data Presentation, Email Automation, Data Processing, Kubernetes, Data Analysis, Microservices, Application Development
Intermediate · Project · Less Than 2 Hours