hive drop table 报错分析

hive> drop table you_20161114;

FAILED: Execution Error, return code 1 from org.apache.hadoop.hive.ql.exec.DDLTask. MetaException(message:One or more instances could not be retrieved)

报这类似的错误的时候

1:首先把mysql jar替换成 mysql-connector-java-5.1.32-bin.jar

然后重启hive 就可

2:若第一步不好使,则修改mysql的编码

 1)首先停止mysql服务 service mysqld stop

 2) vim /etc/my.cnf

  添加

 character_set_server=utf8

init_connect='SET NAMES utf8'

重启mysql hive 即可

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转载自indinna.iteye.com/blog/2337991