Blog
Guides and tutorials on MySQL schema design and database modelling.
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How to Design a MySQL Database Schema — A Step-by-Step Guide
A practical walkthrough covering entity identification, column types, primary keys, foreign key relationships, and normalization — with tips on visualising your schema before writing any SQL.
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Free ER Diagram Tool Online for MySQL — No Download Required
What entity-relationship diagrams are, why they matter, and how to create one for your MySQL database entirely in the browser — for free.
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MySQL Workbench Alternative Online — Free & No Install Required
MySQL Workbench is powerful but heavy. If you need to design a schema quickly without installing anything, here are your options — including a fully free browser-based tool.
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MySQL Foreign Key — Syntax, Examples, and Best Practices
A complete guide to MySQL foreign keys: syntax, ON DELETE and ON UPDATE options, practical examples for e-commerce schemas, and common mistakes to avoid.
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MySQL Data Types Explained — Which to Use and When
A practical guide to MySQL data types: numeric, string, date/time, and JSON types — with advice on which to choose for each use case and what to avoid.
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Database Normalization Explained — 1NF, 2NF, and 3NF with Examples
Learn database normalization with concrete before-and-after examples. Understand 1NF, 2NF, and 3NF, why they matter, and when it's acceptable to denormalize.
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How to Draw an ER Diagram Step by Step
A step-by-step guide to drawing entity-relationship diagrams from a blank page to a complete design — with cardinality notation, common mistakes, and a practical blog platform example.
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MySQL vs PostgreSQL — Key Differences for Schema Design
Comparing MySQL and PostgreSQL for database schema design: data types, constraints, auto-increment, JSON support, and which to choose for your next project.