Output reports should be included as part of an ERD.

More Questions from Modeling Data in the Organization

• A relationship is an association representing the interaction between attributes.
• A binary relationship is a relationship between two or more entities.
• Multiple and binary relationships are the same thing.
• Cardinality specifies the number of instances of one entity that can be associated with each instance of another entity.
• No two attributes of the same entity type should have the same name.
• A derived attribute is an attribute whose values can be calculated from a related relationship.
• A strong entity is an entity whose existence depends on some other entity type.
• A fact is a word or phrase that has a specific meaning for the business.
• Some business rules cannot be represented in common data modeling notation.
• A time stamp is a time value that is associated with a data value.

Discussion & Comments