public static void ClearDataCache()
{
modSpecialtopics.Clear();
if (CatKeymodSpecialtopics.Count > 0)
{
foreach (var item in CatKeymodSpecialtopics.Values)
{
item.Clear();
}
}
CatKeymodSpecialtopics.Clear();
CatKeymodSpecialtopics = null;
if (Dtspecial != null)
{
CommonService.DisposeDataTable(Dtspecial);
}
Dtspecial = null;
if (Dtspecialcategory != null)
{
CommonService.DisposeDataTable(Dtspecialcategory);
}
Dtspecialcategory = null;
foreach (var value in dictionaryTreeData.Values)
{
CommonService.DisposeDataTable(value);
}
dictionaryTreeData.Clear();
dictionaryTreeData = null;
}
/// <summary>
/// 将一个数据表融合到另一个数据表中
/// </summary>
/// <param name="Source">要融合的数据表</param>
/// <param name="target">融合后的数据表</param>
public static void MergeDataTable(DataTable Source, DataTable target)
{
//target.BeginLoadData();
foreach (DataRow dataRow in Source.Rows)
{
DataRow data = target.NewRow();
data.ItemArray = dataRow.ItemArray;
target.Rows.Add(data);
}
target.AcceptChanges();
// target.EndLoadData();
CommonService.DisposeDataTable(Source);
}