doctrine2 - Doctrine dql with left join using the same table -

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i trying transform following query dql:

select cm.* conversation__conversation cc inner join conversation__message cm    on cm.conversation_id = cc.id inner join vehicle__vehicle vv    on vv.id = cc.vehicle_id (cc.driver_id = 25 or vv.owner_id = 25)   , cm.id in (select m1.id                 conversation__message m1                  left join conversation__message m2                   on m1.conversation_id = m2.conversation_id , m1.id < m2.id                 m2.id null) order cm.created_at desc;

i see 2 main difficulties in query. first 1 have subselect, check how in dql difficult part make left join using same table. cannot make work... knows how it?


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