我有两个表格,一个称为<编码>Users,另一个称为Groups
。 我还有一个关系表,即:GroupUsers
,与来自集团和用户的PK。
我可以增加第2组中的用户1:
var group = db.Groups.Find(2);
var user = db.Users.Find(1);
group.Users.Add(user);
db.SaveChanges();
但我如何从<条码>中选择关系? 我愿向属于使用LINQ的集团的所有用户印刷。
我有两个表格,一个称为<编码>Users,另一个称为Groups
。 我还有一个关系表,即:GroupUsers
,与来自集团和用户的PK。
我可以增加第2组中的用户1:
var group = db.Groups.Find(2);
var user = db.Users.Find(1);
group.Users.Add(user);
db.SaveChanges();
但我如何从<条码>中选择关系? 我愿向属于使用LINQ的集团的所有用户印刷。
http://msdn.microsoft.com/en-us/library/bb738520.aspx” rel=“nofollow”>navigation Property 。
在这种情形下,<编码>组.Users和User.Groups
为自起的导航特性,即>/Group
与
这一范例将使所有属于该组的、主要价值为1
的用户返回:
db.Groups.Find(1).Users;
www.un.org/Depts/DGACM/index_spanish.htm 另见。
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