blob: 14d0c5a7c8711de436dae1ea1fbc92fd698ab6ea [file] [log] [blame]
set hive.auto.convert.join.noconditionaltask=true;
set hive.auto.convert.join.noconditionaltask.size=1431655765;
set hive.optimize.topnkey=false;
create table testtable_n1000 (s_state string, ss_net_profit double);
insert into testtable_n1000 values
('AA', 101),
('AB', 102),
('AC', 103),
('AD', 104),
('AE', 105),
('AF', 106),
('AG', 107),
('AH', 108),
('AI', 109),
('AJ', 110);
explain
select s_state, ranking
from (
select s_state as s_state,
sum(ss_net_profit),
rank() over ( partition by s_state order by sum(ss_net_profit) desc) as ranking
from testtable_n1000
group by s_state) tmp1
where ranking <= 5;
select s_state, ranking
from (
select s_state as s_state,
sum(ss_net_profit),
rank() over ( partition by s_state order by sum(ss_net_profit) desc) as ranking
from testtable_n1000
group by s_state) tmp1
where ranking <= 5;
drop table testtable_n1000;