Chapter 9 Working with Object-Oriented Models


Class mapping not defined

The class must be mapped to tables or views in the data source.

Manual correction Automatic correction
Define the mapping from the Mapping tab of the class property sheet. (Class Sources tab), or remove the data source Removes the data source from the Mapping For list in the class Mapping tab

For more information on O/R mapping, see section Understanding O/R mapping.

 


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