Caused by: java.io.NotSerializableException: org.apache.spark.unsafe.types.UTF8String$IntWrapper
org.apache.spark.SparkException: Task not serializableCaused by: java.io.NotSerializableException: org.apache.spark.unsafe.types.UTF8String$IntWrapper使用hive on spark的时候,用HiveContext对象读取hive表数据后进行join时报错出现上述报错val hiveCtx = new HiveContext(sc)对比不同集群的sp