Learn how database structures are built and organized. Our library is growing. It contains data models and database designs for various use cases.
If you’ve ever built a database without a clear plan, you know how fast things can spiral. Tables get messy. Relationships break. Queries slow down. That’s why data modeling matters – and why the right tool can save you hours of rework. In this guide, you’ll discover the 7 best data modeling tools in 2025, […]
When you’re designing databases – especially physical data models – it’s a good idea to use a testing environment that’s simple to create. For example, if you’re interested in working with the PostgreSQL database, you don’t need to install it directly on your computer. But you can easily create a test environment using Docker Desktop. […]
In this article you will learn what a data model is and why it is so important in databases.
Database diagrams are powerful visual representations of the structure and relationships within a database. Learn how to easily create database designs from scratch or by loading existing database structures.
The ER diagrams that are available here in the form of an HTML report are created in Luna Modeler.
It is a tool for creating ER diagrams, data models, database designs and visualizations of existing structures.