EntityMappingConfiguration<TEntityType>.Requires Method
Definition
Important
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Overloads
| 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. |
Requires(String)
Configures the discriminator column used to differentiate between types in an inheritance hierarchy.
public System.Data.Entity.ModelConfiguration.Configuration.ValueConditionConfiguration Requires (string discriminator);member this.Requires : string -> System.Data.Entity.ModelConfiguration.Configuration.ValueConditionConfigurationPublic Function Requires (discriminator As String) As ValueConditionConfigurationParameters
- discriminator
- String
The name of the discriminator column.
Returns
A configuration object to further configure the discriminator column and values.
Applies to
Requires<TProperty>(Expression<Func<TEntityType,TProperty>>)
Configures the discriminator condition used to differentiate between types in an inheritance hierarchy.
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")]
public System.Data.Entity.ModelConfiguration.Configuration.NotNullConditionConfiguration Requires<TProperty> (System.Linq.Expressions.Expression<Func<TEntityType,TProperty>> property);[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1006:DoNotNestGenericTypesInMemberSignatures")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")]
public System.Data.Entity.ModelConfiguration.Configuration.NotNullConditionConfiguration Requires<TProperty> (System.Linq.Expressions.Expression<Func<TEntityType,TProperty>> property);member this.Requires : System.Linq.Expressions.Expression<Func<'EntityType, 'Property>> -> System.Data.Entity.ModelConfiguration.Configuration.NotNullConditionConfigurationPublic Function Requires(Of TProperty) (property As Expression(Of Func(Of TEntityType, TProperty))) As NotNullConditionConfigurationType Parameters
- TProperty
The type of the property being used to discriminate between types.
Parameters
- property
- 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
Returns
A configuration object to further configure the discriminator condition.
- Attributes
Applies to
Entity Framework