加盟中的LINQ的DevExpress XPO

c#
devexpress

2011-10-21 82 views 1 likes

XPQuery<me_employee> EmployeeQuery = new XPQuery<me_employee>(XpoDefault.Session); 
XPQuery<mr_role> EmployeeRoleQuery = new XPQuery<mr_role>(XpoDefault.Session); 
var employees = from emp in EmployeeQuery join empRole in EmployeeRoleQuery on emp.me_role_pkey equals empRole.mr_pkey 
select new { emp.me_pkey, empRole.mr_role_name };

它拋出一個錯誤說增加了兩個數據表使用持久化類。