An entity relationship (ER) diagram is a visual way to show how information is organized in a database. It lets people see the main entities, the information stored about them and the relationships ...

Good software habits apply to databases too. Trust in these little design tips to build a useful, rot-resistant database schema. It is a universal truth that everything in software eventually rots.

ERDs provide a visual starting point for database design that can also be used to help determine information system requirements throughout an organization. After a relational database is rolled out, ...