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...

问答 2023-03-29 来自：开发者社区

Dataphin flink sql 开发任务中keyvalue不能解析出结果,辛苦看下

Dataphin flink sql 开发任务中keyvalue不能解析出结果,辛苦看下 https://sycm-dataphin.alibaba-inc.com/ops/code/n_108094?env=PROD&projectId=6779381102692736&tenantId=300000879&type=streamNode

文章 2020-03-17 来自：开发者社区

摘要：Apache Flink 是一个分布式大数据处理引擎，可对有限数据流和无限数据流进行有状态计算。可部署在各种集群环境，对各种大小的数据规模进行快速计算。滴滴基于 Apache Flink 做了大量的优化，也增加了更多的功能，比如扩展 DDL、内置消息格式解析、扩展 UDX 等，使得 Flink 能够在滴滴的业务场景中发挥更大的作用。本文中，滴滴出行实时计算负责人、高级技术专家梁李印分享了 ....

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