摘要：
var query = from x in dt1.AsEnumerable() group x by x["name"] into Y where Y.Count() == 1 select Y.Key;Console.WriteLine(query .Count());http://topic.csdn.net/u/20090813/16/1AAA85F4-AFEE-49A6-ABFE-140... 阅读全文
|
摘要：
var query = from x in dt1.AsEnumerable() group x by x["name"] into Y where Y.Count() == 1 select Y.Key;Console.WriteLine(query .Count());http://topic.csdn.net/u/20090813/16/1AAA85F4-AFEE-49A6-ABFE-140... 阅读全文
|