Mapping Using the O/R Designer

The first step in creating a LINQ to SQL application is typically the construction of an object model that is based on a given database definition. This is the exact function of the O/R designer. It enables you to select a database and generate an object model that maps to the database’s structure. Table 13.3 shows how the database components are mapped to object components.


TABLE 13.3 Default Database to Object Mappings

Adding Database Entities

The O/R designer is the design surface for project items known as LINQ to SQL Classes, so the first step in using the designer is to add a new LINQ to SQL Classes project ...

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