Zoe
摘要: 1、左连接: var LeftJoin = from emp in ListOfEmployees join dept in ListOfDepartment on emp.DeptID equals dept.ID into JoinedEmpDept from dept in JoinedEmp 阅读全文
posted @ 2017-11-24 09:56 口袋里的SKY 阅读(387) 评论(0) 推荐(0) 编辑