SQL vs SQL Programming Guide

The SQLERDiagram is a feature rich app designed by an engineer. The SQLERDiagram is carefully designed to be a simple and elegant app. Easy to use, easy to understand, simple and effective. This app allows the creative smart people like you to design, draw, and share entity relationship diagram. You can also generate a SQL script for the ER diagram and then copy or share the SQL script. Canvas's size can be customized (increase horizontally or vertically) if you need more space to draw ER diagram. It automatically saves your hard work locally on your device so you can come back and pick up from where you left off as your great effort will not be lost. This is a perfect app if you are learning SQL. There a Study page to help you with learning some important SQl topics. There is also a LearnSyntax page to help you with learning some important SQl syntaxes. Sharpen you brain by using this app and learning about the SQL using both graphically (diagram) and textually (script). Be creative. Enjoy the app!

Learn SQL Quickly and Easily! SQL Programming is the ultimate learning tool for mastering SQL and core database concepts from the ground up. Designed for beginners, this app provides clear, step-by-step tutorials across four major SQL database systems: • MySQL • PostgreSQL • MSSQL • Oracle Choose your preferred SQL dialect to personalize your learning journey. Whether you're brand new to databases or brushing up on your skills, this app makes SQL simple and accessible. Why Choose SQL Programming app? • Beginner-Friendly – No prior programming or database knowledge required • Multi-Platform Learning – Learn syntax and features unique to MySQL, PostgreSQL, MSSQL, and Oracle • Interactive Quizzes – Reinforce concepts and prepare for coding interviews, tests, and exams • Smart Learning Tools – Save favorite topics and use full-text search to find what you need fast • Multilingual Support – Available in English, French, German, Italian, Portuguese, and Spanish • Regular Updates – New content and quiz questions added with every version Comprehensive Topics Include: • Introduction to Databases • SQL Basics & Data Types • Creating & Modifying Tables • Inserting, Updating & Deleting Data • Querying with SELECT • Filtering & Sorting Data • String & Math Functions • Aggregates & Grouping • SQL Joins & Subqueries • Views, Indexes & Constraints • Transactions & Triggers • Stored Procedures & Window Functions • Cascade Actions Whether you're preparing for a job interview, studying for an exam, or learning SQL for the first time, SQL Programming is your go-to SQL learning companion.