MetadataWorkspaceExtensions.IsDerivedType Method

Determines whether the specified entity type is a derived type.

Namespace:  Microsoft.Data.Entity.Design.DatabaseGeneration
Assembly:  Microsoft.Data.Entity.Design.DatabaseGeneration (in Microsoft.Data.Entity.Design.DatabaseGeneration.dll)

Syntax

'Declaration
<ExtensionAttribute> _
Public Shared Function IsDerivedType ( _
    entityType As EntityType _
) As Boolean
'Usage
Dim entityType As EntityType
Dim returnValue As Boolean

returnValue = entityType.IsDerivedType()

public static bool IsDerivedType(
    this EntityType entityType
)

[ExtensionAttribute]
public:
static bool IsDerivedType(
    EntityType^ entityType
)

public static function IsDerivedType(
    entityType : EntityType
) : boolean

Parameters

• entityType
  Type: System.Data.Metadata.Edm.EntityType
  An entity type in the conceptual model.

Return Value

Type: System.Boolean
True if the specified entity type has a base type; false otherwise.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type EntityType. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).

Remarks

The IsDerivedType() method is used by the Generate Database Wizard when generating a database from a conceptual model.

Permissions

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

MetadataWorkspaceExtensions Class

MetadataWorkspaceExtensions Members

Microsoft.Data.Entity.Design.DatabaseGeneration Namespace

Other Resources

How to: Generate a Database from a Conceptual Model (Entity Data Model Tools)

Windows Workflow Foundation