CRM2011 linq 查询

  
    

   
     //
   
      *****************************************************************************************************************

   
     //
   
      LNQ Retrieving related entity columns (for 1 to N relationships)

   
     //
   
      *****************************************************************************************************************
   
     

   
     
System.Console.WriteLine();
System.Console.WriteLine(
   
     "
   
     List of Contact and Account Info by retrieving related entity columns
   
     "
   
     );
System.Console.WriteLine(
   
     "
   
     ======================================
   
     "
   
     );

var query_retrieve1 
   
     =
   
      from c 
   
     in
   
      context.ContactSet
 join a 
   
     in
   
      context.AccountSet on c.ContactId equals a.PrimaryContactId.Id
 
   
     where
   
      c.ContactId 
   
     !=
   
      _contactid2
 select 
   
     new
   
      { Contact 
   
     =
   
      c, Account 
   
     =
   
      a };


   
     foreach
   
      (var c 
   
     in
   
      query_retrieve1)
{
 System.Console.WriteLine(
   
     "
   
     Acct: 
   
     "
   
      
   
     +
   
      c.Account.Name 
   
     +
   
      
   
     "
   
     \t\t
   
     "
   
      
   
     +
   
      
   
     "
   
     Contact: 
   
     "
   
      
   
     +
   
      c.Contact.FullName);
}

System.Console.WriteLine(
   
     "
   
     =====================================
   
     "
   
     );
System.Console.WriteLine();