启动hive之后执行查询语句报错如下：
分析得知：hive的数据库MySQL在安装的时候没有初始化
解决办法：初始化数据库
schematool -dbType mysql -initSchema
出现下面这个界面则表示初始化成功
验证：
原文链接：https://blog.csdn.net/weixin_44105991/article/details/97780778
FAILED: HiveException java.lang.RuntimeException: Unable to instantiate org.apache.hadoop.hive.ql.me
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