IDbConnection.Open Method

Initializes a database connection with the settings specified by the ConnectionString property of the provider-specific Connection object.

Namespace:  Microsoft.ReportingServices.DataProcessing
Assemblies:   Microsoft.ReportingServices.SharePoint.UI.WebParts (in Microsoft.ReportingServices.SharePoint.UI.WebParts.dll)
  Microsoft.ReportingServices.Interfaces (in Microsoft.ReportingServices.Interfaces.dll)


Sub Open
Dim instance As IDbConnection

void Open()
void Open()
abstract Open : unit -> unit 
function Open()


It is in this method that impersonation takes place. When the report server calls the Open method, it passes the user name and password of the report or shared data source to the extension.