Chapter 3 Building Conceptual Data Models


Entity properties

You can modify an object's properties from its property sheet. To open an entity property sheet, double-click its diagram symbol or its Browser entry in the Entities folder.

The General tab contains the following properties:

Property Description
Name The name of the item which should be clear and meaningful, and should convey the item's purpose to non-technical users
Code The technical name of the item used for generating code or scripts, which may be abbreviated, and should not generally include spaces
Comment Descriptive label for the entity
Stereotype Sub-classification used to extend the semantics of an object without changing its structure; it can be predefined or user-defined
Number Estimated number of occurrences in the physical database for the entity (the number of records)
Generate Indicates if the entity will generate a table in a PDM

The following tabs are also commonly used:

 


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