hive -sql [Error:10002]:Invalid column reference""
sql语句:
select
tccr.a,
tccr.b,
tcct.c,
from_unixtime(unix_timestamp(tccr.d,'yyyy-MM-dd'),'yyyy-MM-dd') as time
from
(select * from table1) tccr
left join table2 tcca
on tccr.i = tcca.i
group by tccr.a
报错,后来经过更改后为:
select
tccr.a,
tccr.b,
tcct.c,
from_unixtime(unix_timestamp(tccr.d,'yyyy-MM-dd'),'yyyy-MM-dd') as time
from
(select * from table1) tccr
left join table2 tcca
on tccr.i = tcca.i
group by tccr.a,tccr.d