Multiple table Associations in hive

Source: Internet
Author: User

use noc_dpi; Create table if not exists tmp_yym_app (Appname string, mdn_num int,  inputoctets int,outputoctet int) row format delimited fields terminated  by  ' | '  stored as textfile location  '/user/noc/private/tmp_yym_app '; insert  Overwrite table tmp_yym_appselect tt.appname,count (DISTINCT&NBSP;MDN), sum (tt.inputoctets), SUM ( Tt.outputoctets)  from  (select t.*  from noc_3g_app_user_summary  t  join liming_test_mdn m on  t.mdn=m.mdn and m.mdn<> '  and  m.mdn is not null where t.dt= $appdate 1union all   select  t.*  from noc_4g_app_user_summary  t join liming_test_mdn m  on  t.mdn=m.mdn and m.mdn<> '  and m.mdn is not null  where t.dt= $appdate 1)  tt group by tt.appname 

Multiple table Associations in hive

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