错误信息：Flink Record has Long.MIN_VALUE timestamp (= no timestamp marker). Is the time characteristic

这是因为flink 1.2之前的版本默认都是processtime ，1.3版本之后都是eventtime

具体的参考内容

Flink Record has Long.MIN_VALUE timestamp (= no timestamp marker). Is the time characteristic_JobShow裁员加班实况-微信小程序-CSDN博客