0
var queryResult = this.kindergardenDataContext.Groups.Where(g => g.group_id == groupToAdd.group_id && g.group_enabled==true);
if (queryResult != null && queryResult.Count() != 0)
{
Group groupToEdit = queryResult.First();
groupToEdit.group_name = groupToAdd.group_name;
groupToEdit.group_create_date = groupToAdd.group_create_date;
groupToEdit.Kindergarden = groupToAdd.Kindergarden;
groupToEdit.GroupGuardian = groupToAdd.GroupGuardian;
groupToEdit.Room = groupToAdd.Room;
}
this.kindergardenDataContext.SubmitChanges();
嗨。林初入LINQ。這裏沒問題,但是註冊關鍵幼兒園,小組成員,房間已經在數據庫中複製了(在幼兒園,組衛隊,房間表中的數據庫中添加了新的行)。我如何設置更好的參考來更新組表中的行。使用LINQ更新數據庫中的行 - 複製對象