ConventionEntityTypeExtensions.AddForeignKey Method
Definition
Important
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Adds a new relationship to this entity type.
public static Microsoft.EntityFrameworkCore.Metadata.IConventionForeignKey AddForeignKey (this Microsoft.EntityFrameworkCore.Metadata.IConventionEntityType entityType, Microsoft.EntityFrameworkCore.Metadata.IConventionProperty property, Microsoft.EntityFrameworkCore.Metadata.IConventionKey principalKey, Microsoft.EntityFrameworkCore.Metadata.IConventionEntityType principalEntityType, bool fromDataAnnotation = false);
static member AddForeignKey : Microsoft.EntityFrameworkCore.Metadata.IConventionEntityType * Microsoft.EntityFrameworkCore.Metadata.IConventionProperty * Microsoft.EntityFrameworkCore.Metadata.IConventionKey * Microsoft.EntityFrameworkCore.Metadata.IConventionEntityType * bool -> Microsoft.EntityFrameworkCore.Metadata.IConventionForeignKey
<Extension()>
Public Function AddForeignKey (entityType As IConventionEntityType, property As IConventionProperty, principalKey As IConventionKey, principalEntityType As IConventionEntityType, Optional fromDataAnnotation As Boolean = false) As IConventionForeignKey
Parameters
- entityType
- IConventionEntityType
The entity type.
- property
- IConventionProperty
The property that the foreign key is defined on.
- principalKey
- IConventionKey
The primary or alternate key that is referenced.
- principalEntityType
- IConventionEntityType
The entity type that the relationship targets. This may be different from the type that principalKey
is defined on when the relationship targets a derived type in an inheritance hierarchy (since the key is defined on the
base type of the hierarchy).
- fromDataAnnotation
- Boolean
Indicates whether the configuration was specified using a data annotation.
Returns
The newly created foreign key.
Applies to
Entity Framework