当我尝试将Hive托管表覆盖到外部表时，我遇到了错误。
Query ID = hdfs_20150701054444_576849f9-6b25-4627-b79d-f5defc13c519
Total jobs = 1
Launching Job 1 out of 1
Number of reduce tasks is set to 0 since there's no reduce operator
Starting Job = job_1435327542589_0049, Tracking URL = http://ip-XXX.XX.XX.XX ec2.internal:8088/proxy/application_1435327542589_0049/
Kill Command = /usr/hdp/2.2.6.0-2800/hadoop/bin/hadoop job -kill job_1435327542589_0049
Hadoop job information for Stage-0: number of mappers: 0; number of reducers: 0
2015-07-01 05:44:11,676 Stage-0 map = 0%, reduce = 0%
Ended Job = job_1435327542589_0049 with errors
Error during job, obtaining debugging information...
FAILED: Execution Error, return code 2 from org.apache.hadoop.hive.ql.exec.mr.MapRedTask
MapReduce Jobs Launched:
Stage-Stage-0: HDFS Read: 0 HDFS Write: 0 FAIL
Total MapReduce CPU Time Spent: 0 msec