新手求助这里有4张表关联insert into eselect t1.a,t1.b,t3.c,t4.d from a t1inner join b t2on t1.z=t2.zleft join c t3on t1.z=t3.zleft join d t4on t3.y=t4.y该用什么stage去满足，应该怎么连接谢谢
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这里有4张表关联
insert into e
select t1.a,t1.b,t3.c,t4.d
from a t1
inner join b t2
on t1.z=t2.z
left join c t3
on t1.z=t3.z
left join d t4
on t3.y=t4.y
该用什么stage去满足，应该怎么连接
谢谢
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