配置hive元数据库mysql时候出现 Unable to find the JDBC database jar on host : master
解决办法:
cd /usr/share/java/,(没有java文件夹,自行创建)
rz mysql-connector-java-***.jar,
mv mysql-connector-java-***.jar mysql-connector-java.jar
rz mysql-connector-java-***.jar,
mv mysql-connector-java-***.jar mysql-connector-java.jar