For our discussion, we will cover entity relationship models. E-R Models as they are known, provide a graphical representation of logical relationships in database. It creates a visual that is easy to understand. Being able to see the logical relationships of objects in a database can be considering a mapping of how various entities are connected to one another. In your discussion, be sure to address the following points: Find an example of an entity-relationship model on the internet and post it in the discussion forum. Aside from being a visual representation, what other benefits do entity relationship models have? Describe an attribute in a database? What is meant by an entity relationship model having constraints? Be sure to include substantial content in your posts and be specific!