Object/Relational (O/R) Mapping

PowerDesigner supports and can automatically generate and synchronize O/R Mappings between OOM and PDM objects.

The following table lists object mappings in these two model types:

OOM Element

PDM Element

Domain

Domain

Class (if the Persistent checkbox and Generate table option are selected)

Table

Attribute Column (if the Persistent checkbox is selected)

Column

Identifier

Identifier

Association

Reference or table

Association class

Table with two associations between the end points of the association class

Generalization

Reference

You can define mappings between these two model types in any of the following ways: