how to write a correlated query in hive -
can please suggest how can implement correlated query in hive.
in sql able write when tried same in hive giving error.
sql query reference
select m.modelname,(select sale car month='jan' , modelid=m.modelid) jan_sale,(select sale car month='feb' , modelid=m.modelid) feb_sale,(select sale car month='mar' , modelid=m.modelid) mar_sale model m inner join car c on(c.modelid=m.modelid);
please suggest.
thanks in advance :)
select m.modelid, m.modelname, c.month, sum(c.sale) sum_sale
from model m inner join car c on c.modelid=m.modelid group m.modelid, m.modelname, c.month
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