EntityMappingConfiguration<TEntityType>.Requires Method
Assembly: EntityFramework (in EntityFramework.dll)
Name | Description | |
---|---|---|
![]() | Requires(String) | Configures the discriminator column used to differentiate between types in an inheritance hierarchy. |
![]() | Requires<TProperty>(Expression<Func<TEntityType, TProperty>>) | Configures the discriminator condition used to differentiate between types in an inheritance hierarchy. |
EntityMappingConfiguration<TEntityType>.Requires Method (String)
Configures the discriminator column used to differentiate between types in an inheritance hierarchy.
Parameters
- discriminator
-
Type:
System.String
The name of the discriminator column.
Return Value
Type: System.Data.Entity.ModelConfiguration.Configuration.ValueConditionConfigurationA configuration object to further configure the discriminator column and values.
EntityMappingConfiguration<TEntityType>.Requires<TProperty> Method (Expression<Func<TEntityType, TProperty>>)
Configures the discriminator condition used to differentiate between types in an inheritance hierarchy.
[SuppressMessageAttribute("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] [SuppressMessageAttribute("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures")] public NotNullConditionConfiguration Requires<TProperty>( Expression<Func<TEntityType, TProperty>> property )
Parameters
- property
-
Type:
System.Linq.Expressions.Expression<Func<TEntityType, TProperty>>
A lambda expression representing the property being used to discriminate between types. C#: t => t.MyProperty VB.Net: Function(t) t.MyProperty
Return Value
Type: System.Data.Entity.ModelConfiguration.Configuration.NotNullConditionConfigurationA configuration object to further configure the discriminator condition.
Type Parameters
- TProperty
The type of the property being used to discriminate between types.