hive中设置jobname hive> set mapred.job.name=test; 两种情况， 1，成功，end 2，失败报错，cannot modify mapred.job.name at runtime,it is not in list of params that are allowed to be modified at runtime   报错提示：不能在运行时

1、环境准备 文档：https://nightlies.apache.org/flink/flink-docs-release-1.17/zh/ 仓库：https://github.com/apache/flink 下载：https://flink.apache.org/zh/downloads/ 下载指定版本：https://archive.apache.org/dist/flink/flin