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DropCreateDatabaseIfModelChanges<TContext> Class

[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.]

An implementation of IDatabaseInitializer that will DELETE, recreate, and optionally re-seed the database only if the model has changed since the database was created.


Namespace:  System.Data.Entity
Assembly:  EntityFramework (in EntityFramework.dll)

public class DropCreateDatabaseIfModelChanges<TContext> : IDatabaseInitializer<TContext>
where TContext : DbContext

Type Parameters


The type of the context.

The DropCreateDatabaseIfModelChanges<TContext> type exposes the following members.

Public methodDropCreateDatabaseIfModelChanges<TContext>Initializes a new instance of the DropCreateDatabaseIfModelChanges<TContext> class.

Public methodEquals (Inherited from Object.)
Protected methodFinalize (Inherited from Object.)
Public methodGetHashCode (Inherited from Object.)
Public methodGetType (Inherited from Object.)
Public methodInitializeDatabaseExecutes the strategy to initialize the database for the given context.
Protected methodMemberwiseClone (Inherited from Object.)
Protected methodSeedA method that should be overridden to actually add data to the context for seeding. The default implementation does nothing.
Public methodToString (Inherited from Object.)

Whether or not the model has changed is determined by the CompatibleWithModel(Boolean) method. To seed the database create a derived class and override the Seed method.

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.
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