我正在尝试在配置单元中创建一个orc表,并从配置单元中现有的外部表将数据加载到该表中,但是它返回QUERY ID和日志消息,例如In order to change the average load for a reducer set hive.exec.reducers.bytes.per.reducer
我已经尝试创建外部表。将数据从hdfs加载到其中。创建一个orc表并将所使用的insert插入语句
hive> insert into table my_schema.sample3_tbl_orc SELECT * from my_schema.sample3_tbl;
Query ID = hadoop_20190904182729_9c0606ce-5380-431c-9a8e-8a73796347d8
Total jobs = 1
Launching Job 1 out of 1
Number of reduce tasks determined at compile time: 1
In order to change the average load for a reducer (in bytes):
set hive.exec.reducers.bytes.per.reducer=<number>
In order to limit the maximum number of reducers:
set hive.exec.reducers.max=<number>
In order to set a constant number of reducers:
set mapreduce.job.reduces=<number>
我希望输出返回OK