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Developers using Visual Studio can use the Object Relational Designer to create or customize their entity classes. Object Relational Designer (O/R Designer)
Object Relational Designer (O/R Designer)
You can also use the Visual Studio code editor to write your own mapping code or to customize code that has already been generated. For more information, see Attribute-Based Mapping (LINQ to SQL).
The topics in this section describe how to customize your object model.
How to: Specify Database Names (LINQ to SQL)
Describes how to use Name.How to: Represent Tables as Classes (LINQ to SQL)
Describes how to use TableAttribute.How to: Represent Columns as Class Members (LINQ to SQL)
Describes how to use ColumnAttribute.How to: Represent Primary Keys (LINQ to SQL)
Describes how to use IsPrimaryKey.How to: Map Database Relationships (LINQ to SQL)
Provides examples of using the AssociationAttribute attribute.How to: Represent Columns as Database-Generated (LINQ to SQL)
Describes how to use IsDbGenerated.How to: Represent Columns as Timestamp or Version Columns (LINQ to SQL)
Describes how to use IsVersion.How to: Specify Database Data Types (LINQ to SQL)
Describes how to use DbType.How to: Represent Computed Columns (LINQ to SQL)
Describes how to use Expression.How to: Specify Private Storage Fields (LINQ to SQL)
Describes how to use Storage.How to: Represent Columns as Allowing Null Values (LINQ to SQL)
Describes how to use CanBeNull.How to: Map Inheritance Hierarchies (LINQ to SQL)
Describes the mappings required to specify an inheritance hierarchy.How to: Specify Concurrency-Conflict Checking (LINQ to SQL)
Describes how to use UpdateCheck.