Hadoop 配置单元中的子查询不';行不通
我有一个问题如下:Hadoop 配置单元中的子查询不';行不通,hadoop,hive,Hadoop,Hive,我有一个问题如下: SELECT T.MTH_END_DT, T.SRC_SYS_CD, T.BTCH_ID FROM PROD_RCRR.BAL_CNTRL_LOG T WHERE T.SRC_SYS_CD='SL' AND T.MTH_END_DT in (SELECT(MAX(MTH_END_DT)) FROM PROD_RCRR.BAL_CNTRL_LOG) AND T.BTCH_ID in (SELECT(MAX(BTCH_ID )) FROM PROD_RCRR.BAL_CNTRL_
SELECT T.MTH_END_DT, T.SRC_SYS_CD, T.BTCH_ID
FROM PROD_RCRR.BAL_CNTRL_LOG T
WHERE T.SRC_SYS_CD='SL'
AND T.MTH_END_DT in (SELECT(MAX(MTH_END_DT)) FROM PROD_RCRR.BAL_CNTRL_LOG)
AND T.BTCH_ID in (SELECT(MAX(BTCH_ID )) FROM PROD_RCRR.BAL_CNTRL_LOG)
错误消息显示配置单元只能支持一个“in”子句。有人能给我一个解决方案吗?你可以用Join-ON子句替换整个问题
SELECT
T.MTH_END_DT
, T.SRC_SYS_CD
, T.BTCH_ID
FROM PROD_RCRR.BAL_CNTRL_LOG T
JOIN ( SELECT
MAX(MTH_END_DT) ENDT
, MAX(BTCH_ID ) BTCH
FROM PROD_RCRR.BAL_CNTRL_LOG ) X
ON T.SRC_SYS_CD='SL'
AND T.MTH_END_DT = X.ENDT
AND T.BTCH_ID = X.BTCH
使用一个连接获得两个条件的好方法。@RachaelLi感谢您的确认。你也可以勾选答案。