SqlDataReader有Reader和GetValue()方法,前者是提取一行,后者是取行中某一列的值!
eg:
SqlDataReader rdr=cmd.ExecuteReader();
//
Table Northwind.Employees:
While(rdr.Read())
{
Console.WriteLine("Employee name:{0}{1}",rdr.GetValue(0),rdr.GetValue(1));
}