出現的問題：
分區表映射修復表之後沒數據
FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.MoveTask. MetaException(message:Error(s) were found while auto-creating/validating the datastore for classes. The errors are printed in the log, and are attac
解決方法之一：
卸載mysql並刪除本地文件
rm -rf /var/lib/mysql
rm -rf /usr/lib64/mysql