摘要:
flink 输出sideoutput 定义一个OutPutTag,注意一定需要增加{} OutputTag<SensorEntity> high = new OutputTag<SensorEntity>("high"){}; public class SideOutputActionTest3 { 阅读全文
摘要:
flink 执行keyBy操作出现异常情况: Exception in thread "main" org.apache.flink.api.common.InvalidProgramException: This type (GenericType<com.hmh.entity.SensorEnt 阅读全文