命令行进入impala
impala-shell

时间格式化
select rowid ,from_unixtime( cast(ceshi_time/1000  as int),'yyyyMMddHHmmss') ceshi_time,sys_time from
(select rowid ,cast(ceshi_time as bigint) ceshi_time,sys_time  from odata.inkudutest001) tmp order by ceshi_time desc;

刷新表
invalidate metadata;

表重命名
ALTER table odata.cq_test RENAME TO  kudu_new_test.cq_test;