DbProviderServices.DbDatabaseExists Method
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Returns a value indicating whether a given database exists on the server and whether schema objects contained in the storeItemCollection have been created.
protected:
virtual bool DbDatabaseExists(System::Data::Common::DbConnection ^ connection, Nullable<int> commandTimeout, System::Data::Metadata::Edm::StoreItemCollection ^ storeItemCollection);protected virtual bool DbDatabaseExists(System.Data.Common.DbConnection connection, int? commandTimeout, System.Data.Metadata.Edm.StoreItemCollection storeItemCollection);abstract member DbDatabaseExists : System.Data.Common.DbConnection * Nullable<int> * System.Data.Metadata.Edm.StoreItemCollection -> bool
override this.DbDatabaseExists : System.Data.Common.DbConnection * Nullable<int> * System.Data.Metadata.Edm.StoreItemCollection -> boolProtected Overridable Function DbDatabaseExists (connection As DbConnection, commandTimeout As Nullable(Of Integer), storeItemCollection As StoreItemCollection) As Boolean- connection
- DbConnection
Connection to a database whose existence is verified by this method.
Execution timeout for any commands needed to determine the existence of the database.
- storeItemCollection
- StoreItemCollection
The structure of the database whose existence is determined by this method.
true if the database indicated by the connection and the storeItemCollection parameter exists; otherwise, false.
| Продукт | Версии |
|---|---|
| .NET Framework | 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
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