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Hologres与Flink全托管高度兼容，多数情况下您可以使用Flink SQL的方式，声明Hologres的源表、维表及结果表，进而使用SQL表达数据的处理逻辑。但对于特殊业务场景，Flink SQL方式无法满足业务计算时，您需要使用DataStream的方式读写数据。本文以VVR-8.0.8-Flink-1.17版本为例，为您完整地展示如何调试和开发基于Hologres连接器的DataStr...

文章 2024-10-14 来自：开发者社区

大数据-112 Flink DataStreamAPI 程序输入源 DataSource 基于文件、集合、Kafka连接器

点一下关注吧！！！非常感谢！！持续更新！！！目前已经更新到了：Hadoop（已更完）HDFS（已更完）MapReduce（已更完）Hive（已更完）Flume&...

问答 2022-12-04 来自：开发者社区

大佬们，问一下，flink程序，每来一条数据，调用单例连接池，然后回收连接，这样可以吗 ?

问答 2021-12-08 来自：开发者社区

Flink程序连接Kafka类型不匹配问题

我想把Flink连接Kafka封装成通用的方法，但是在使用java时，类型转换上遇到了问题，这个问题网上搜索到的资料很少，刚入门不久所以也不是很明白其中的原理，请各位同行指点我一下，不胜感激。*来自志愿者整理的flink邮件归档

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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