实时计算 Flink版object 的相关内容

问答 2024-06-08 来自：开发者社区

Flink报错The object you specified is immutable

文章 2024-02-26 来自：开发者社区

在Flink实时任务中，POJO（Plain Old Java Object）对象的模式演进可能会引起不兼容的问题

在Flink实时任务中，POJO（Plain Old Java Object）对象的模式演进可能会引起不兼容的问题，特别是在对已有类进行修改并新增字段后，如果尝试使用新的POJO类从保存点恢复作业时，可能会遇到状态迁移或序列化方面的错误。面对这样的问题，可以采取以下几种方法进行处理： ...

问答 2023-10-10 来自：开发者社区

请问mongoDB中的Object类型在flink中应该映射成什么类型？

请问mongoDB中的Object类型在flink中应该映射成什么类型？然后我想获取某个key的value应该怎么获取？

问答 2023-07-31 来自：开发者社区

请问一下flink1.17.1版本使用内置函数JSON_OBJECT 怎么会拒绝连接的？

文章 2022-08-22 来自：开发者社区

Flink - The object probably contains or references non serializable fields 无法序列化问题

一.引言使用 Flink 自定义 Source 生成数据时，集群提交任务时显示 org.apache.log4j.Logger@72c927f1 is not serializable. The object probably contains or references non serializable fields. 报错序列化相关错误 :编辑二.问题解决1.Scala Class 初始化不....

问答 2022-07-12 来自：开发者社区

请问flink中object的类型对应flink types中的哪个呢

问答 2021-12-07 来自：开发者社区

有没有办法把flink Row类转换为Object

基于flink做二次开发中，需要将flink SQL执行结果打印到会话中，会话中执行结果打印流程固定打印List类型数据。大部分查询引擎(比如presto)都会在ResultSet中提供getObject方法，flink中如何实现？*来自志愿者整理的flink邮件归档

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更新时间 2024-06-09 22:02:26

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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