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SparkSession spark = SparkSession.builder().enableHiveSupport() //这个必须加,是获取hivemetastore.getOrCreate();spark.sql("use " + args[0]);//args[0] is database ,args[1]为sql语句, args[2]为输出hdfs目录,格式"/task/data..._unregistering applicationmaster with failed (diag message: driver has been d
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