cm 4.7 报错 JDBC driver cannot be found. Unable to find the JDBC database jar on host 解决方法 把包放入这个目录，注意文件名要保持一致 /usr/share/java/mysql-connector-java.jar 来源 https://groups.google.com/a/cloudera.org/forum/#!topic/cdh-user/OpXSfmzsnuo

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