select *
from Tbl1,
(select Tbl1.id
from Tbl1 inner join Tbl2 on Tbl1.ref = Tbl2.id
where Tbl2.type = 'E') AS Aux1,
(select Tbl1.id
from Tbl1 inner join Tbl2 on Tbl1.ref = Tbl2.id
where Tbl2.type = 'J') AS Aux2
where Tbl1.id IN Aux1
and Tbl2.id IN Aux2
↧