问题一：Flink这个问题怎么解决？ Flink这个问题怎么解决？Flink on yarn，任务代码里想通过jobListener监听任务状态，onJobSubmitted 和onJobExecuted同时触发，回调没生效。参考回答：抱歉哈，云上没有on yarn的环境，您应该是开源自建，请参考群公告进社区群。关于本问题的更多...

文章 2024-05-18 来自：开发者社区

实时计算 Flink版产品使用合集之在Flink Stream API中，可以在任务启动时初始化一些静态的参数并将其存储在内存中吗

问题一：Flink CDC中SQL server CDC采集是必须要求表有primary key吗？ Flink CDC中SQL server CDC采集是必须要求表有primary key吗？参考回答：...

文章 2024-05-17 来自：开发者社区

实时计算 Flink版产品使用合集之将OceanBase的CDC数据导入到Flink SQL的任务的步骤是什么

问题一：Flink CDC将hive作为source表，为啥总是一提交就结束呢，有人碰到过么？ Flink CDC将hive作为source表，为啥总是一提交就结束呢，有人碰到过么？参考回答： Flink CDC将Hive作为source表，一提交就结束的问题可能有多种原因。首先，需要确认的是Flink作业的配置是否正确，例如是否正确指定了Flink...

文章 2024-05-17 来自：开发者社区

实时计算 Flink版产品使用合集之是否可以使用 DataStream API 或 Flink SQL 开发任务

问题一：Flink CDC用DataStream开发任务么？ Flink CDC用DataStream开发任务么？Flink SQL模式和DataStream哪种效率高些？sink写的是自定义的吗？全量和增量的并行度是怎么判断修改的呢？我现在也在用flink做数据同步？参考回答：生产没用过flink sql不知道。我只是用flink作为同步工具，自...

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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