Learn the purpose and benefits of entity-relationship diagrams (ERDs), how to create and read them, and some common examples and applications.

Documentation typically produced consists of entity relationship diagrams, data dictionaries, data definition language, unified modeling language (UML), and XML schema.

BRMW is a free open source entity-relationship database modeling tool. We're working to make learning database modeling simple and accessible for everyone ...

Hang Seng Index | historical charts for HSI to see performance over time with comparisons to other stock exchanges.