/// <summary>
/// DataTable转换到List
/// </summary>
/// <param name="dt"></param>
/// <returns></returns>
private void DataTableToList(DataTable dt)
{
//获取最原始的List
var orgList = (from dataTable in dt.AsEnumerable()
select new PropertyNodeItem()
{
ParentName = dataTable["OWNER"].ToString(),
ChildrenName = dataTable["TABLE_NAME"].ToString()
}).ToList();
OrgList.AddRange(orgList);
DataTable newdt = new DataView(dt.Columns["OWNER"].Table).ToTable(true, "OWNER");//去除重复，只留下OWNER
//只获得Owner列表
var newList = (from dataTable in newdt.AsEnumerable()
select dataTable["OWNER"].ToString());
OwnerList.AddRange(newList);
}