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…/spark/share/lib/*.jar。这可以防止Spark任务提交时反复打包上传Spark相关的Jar文件，节省磁盘空间并提高程序执行效率。 修改了README.md。增加了集群启动前的初始化工作，包括格式化HDFS，将Spark相关jar文件打包上传
…user/spark/share/lib/spark-libs.jar。这可以防止Spark任务提交时反复打包上传Spark相关的Jar文件，节省磁盘空间并提高程序执行效率。 修改了README.md。增加了集群启动前的初始化工作，包括格式化HDFS，将Spark相关jar文件打包上传
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hive无法访问mysql，请问需更改什么配置吗？ |
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