DbMigrationsConfiguration.GetHistoryContextFactory Method
[This page is specific to the Entity Framework version 6. The latest version is available as the 'Entity Framework' NuGet package. For more information about Entity Framework, see msdn.com/data/ef.]
Gets the history context factory that is set to be used with a given database provider.
Namespace: System.Data.Entity.Migrations
Assembly: EntityFramework (in EntityFramework.dll)
Syntax
'Declaration
Public Function GetHistoryContextFactory ( _
providerInvariantName As String _
) As Func(Of DbConnection, String, HistoryContext)
'Usage
Dim instance As DbMigrationsConfiguration
Dim providerInvariantName As String
Dim returnValue As Func(Of DbConnection, String, HistoryContext)
returnValue = instance.GetHistoryContextFactory(providerInvariantName)
public Func<DbConnection, string, HistoryContext> GetHistoryContextFactory(
string providerInvariantName
)
public:
Func<DbConnection^, String^, HistoryContext^>^ GetHistoryContextFactory(
String^ providerInvariantName
)
member GetHistoryContextFactory :
providerInvariantName:string -> Func<DbConnection, string, HistoryContext>
public function GetHistoryContextFactory(
providerInvariantName : String
) : Func<DbConnection, String, HistoryContext>
Parameters
- providerInvariantName
Type: System.String
Name of the database provider to get thefactory for.
Return Value
Type: System.Func<DbConnection, String, HistoryContext>
The history context factory that is set for the database provider.