我想加入department d表,其中department dl表和user u表。我在SQL查询中完成了这项工作。 SELECT distinct(dl.head),
u.user_name,
u.id
from department d
inner join department dl on d.parent_department_string_id=dl.str
我想写qhich希望将laravel查询在单个查询多个选择查询 select name,owner from project where owner in (select a.user_name from users a left join users b on a.manager=b.firstname where a.user_name='sridhar.ps' or a.manager li