.net 每隔半个钟生成一条记录

DateTime currentDate = Convert.ToDateTime("2012-09-16 00:00");

DateTime endDate = Convert.ToDateTime("2012-09-16 23:59");
while (currentDate < endDate)
{
DateTime Date = currentDate;
currentDate = currentDate.AddMinutes(30);
CreateData cd = new CreateData();
cd.ExeCuteNonQuery(Date, currentDate);
//Response.Write(Date + " " + Convert.ToDateTime(currentDate) + "<br>");
}