SQL Programming Tutorial

This is an app designed to help beginners quickly learn SQL and database concepts.
This application introduces SQL from the ground up, covering all the essential topics for those new to databases. It offers tutorials and examples across four major SQL database engines: MySQL, MSSQL, PostgreSQL, and Oracle. Users can choose their preferred SQL flavour to focus on, ensuring a personalised learning experience tailored to their interests.
The SQL Tutorial requires no prior programming or database knowledge, making it ideal for absolute beginners. For those with some experience, it serves as a helpful resource for refreshing concepts and exploring practical examples.
To enhance usability, the app offers both light and dark themes, enabling users to learn comfortably in any lighting condition.
The application also includes test questions and answers for each section and chapter, helping learners assess their progress and prepare for interviews or tests.
The application is available in English, French, German, Italian, Portuguese, and Spanish.
• The app content covers the following topics:
• Introduction to Databases
• SQL Basics
• Data Types
• Creating and Modifying Tables
• Inserting, Updating, and Deleting Data
• Querying Data (SELECT)
• Filtering and Sorting Data
• Functions (String, and Math Functions)
• Aggregations and Grouping
• Joins
• Subqueries
• Views
• Indexes
• Constraints
• Transactions
• Triggers
The content of the application and the test Q&A are updated with each new version.