实时计算 Flink版数值如何解决的相关内容

文章 2024-02-23 来自：开发者社区

Flink CDC 数据源问题之数值不匹配如何解决

问题一：请问Flink CDC可以在一个作业里面将数据源的不同数据以某种自定义规则同步到不同的hive库里？请问Flink CDC可以在一个作业里面将数据源的不同数据以某种自定义规则同步到不同的hive库里吗？参考回答：是的，Flink CDC可以在一个作业中将数据源的不同数据以某种自定义规则同步到不同的Hive库里。您可以使用Flink的Dat...

问答 2023-09-17 来自：开发者社区

Flink统计的数值感觉像flink开窗的时候，判断现在的时间是8小时前，该如何解决？

理论上来说，Flink如果是水印显示问题，应该统计的数值是实际时间的统计才对，现在的问题是：统计的值确实是8小时前的数据，比如说我8小时前的点击有120,实际时间（8小时后）的点击有200，目前到实际时间16点结果的统计确实是120，而不是200，比如现在16点，有200点击，8点的时候有120点击，按天统计点击量。这个开窗结果是0:00-8:00有120点击，而不是0:00-8:00有200点....

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更新时间 2024-02-26 21:02:32

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实时计算Flink版

阿里云实时计算Flink版(Alibaba Cloud Realtime Compute)，完全兼容开源的Apache Flink，比开源性能提升2～3倍，提供了完整的告警、监控、日志的解决方案、提升开发效率且无运维成本，并有社区专家提供技术支持。

立即开通

产品控制台

产品文档

实时同步

MySQL 到 Hologres

Kafka 到 Hologres

功能对比

开源Flink对比

成本优化

作业自动调优