1 public void Test(){ 2 3 var query = from a in A join b in B on A.Id equals B.Id into c 4 from d in c.DefaultIfEmpty() 5 select d; 7 }
Linq 中 表连接查询,布布扣,bubuko.com
Linq 中 表连接查询
原文：http://www.cnblogs.com/gaobing/p/3840136.html
