DataSourceSpecializer.DeriveSource Method
Determines which data source supported by the provider is represented by the given connection string.
Namespace: Microsoft.VisualStudio.Data.Framework
Assembly: Microsoft.VisualStudio.Data.Framework (in Microsoft.VisualStudio.Data.Framework.dll)
Syntax
'宣告
Public Overridable Function DeriveSource ( _
connectionString As String _
) As Guid
public virtual Guid DeriveSource(
string connectionString
)
public:
virtual Guid DeriveSource(
String^ connectionString
)
abstract DeriveSource :
connectionString:string -> Guid
override DeriveSource :
connectionString:string -> Guid
public function DeriveSource(
connectionString : String
) : Guid
Parameters
- connectionString
Type: System.String
Connection string understood by the DDEX provider.
Return Value
Type: System.Guid
Returns a GUID object instance specifying the derived data source for the connection string provided, or Empty if no data source could be determined.
Implements
IVsDataSourceSpecializer.DeriveSource(String)
Remarks
Notes to Inheritors
The base implementation of this method returns Empty.
.NET Framework Security
- 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.