static void UseDataTable(DbDataTable myDataTable, DbConnection myConnection) { myDataTable.Connection = myConnection; myDataTable.SelectCommand = myConnection.CreateCommand(); myDataTable.SelectCommand.CommandText = "SELECT * FROM Dept"; myDataTable.NonBlocking = true; myDataTable.Active = true; while ( true ) { Thread.Sleep(100); bool isFetching = !System.Threading.Monitor.TryEnter(myDataTable.SyncRoot, 0); if (!isFetching) System.Threading.Monitor.Exit(myDataTable.SyncRoot); else break; Console.Write("Fetch in process"); } Console.Write("All records are fetched"); }
Private Shared Sub UseDataTable(ByVal myDataTable As DbDataTable, ByVal myConnection As DbConnection) myDataTable.Connection = myConnection myDataTable.SelectCommand = myConnection.CreateCommand myDataTable.SelectCommand.CommandText = "SELECT * FROM Dept" myDataTable.NonBlocking = True myDataTable.Active = True Do While True Thread.Sleep(100) If Not Monitor.TryEnter(myDataTable.SyncRoot, 0) Then Console.Write("All records are fetched") Return End If Monitor.Exit(myDataTable.SyncRoot) Console.Write("Fetch in process") Loop End Sub
Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2