Disconnects
DbDataTable from the data source and frees server resources allocated for the query.
The following example demonstrates how to use the
Close() method.
static void UseDataTable(DbDataTable myDataTable, DbCommand myCommand)
{
myCommand.CommandText = "SELECT * FROM Test.Dept";
myDataTable.SelectCommand = myCommand;
try
{
myDataTable.Open();
foreach(DataRow myRow in myDataTable.Rows)
{
foreach(DataColumn myCol in myDataTable.Columns)
{
Console.Write(myRow[myCol]+"\t");
}
Console.WriteLine();
}
}
finally
{
myDataTable.Close();
}
}
Public Sub UseDataTable(ByVal myDataTable As DbDataTable, ByVal myCommand As DbCommand)
myCommand.CommandText = "SELECT * FROM Test.Dept"
myDataTable.SelectCommand = myCommand
Try
myDataTable.Open()
Dim myRow As DataRow
Dim myCol As DataColumn
For Each myRow In myDataTable.Rows
For Each myCol In myDataTable.Columns
Console.Write(myRow(myCol) & Chr(9))
Next myCol
Console.WriteLine()
Next myRow
Finally
myDataTable.Close()
End Try
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