Chapter 4 Building Conceptual Data Models
You can double-click any entity symbol in the diagram to display its property sheet:
| 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 |
An entity definition also includes the following properties, each with their own respective property sheets that can be accessed independently of the entity:
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