问题1:Flink 中有MySQL cdc 的大佬吗，我有一个任务读快照数据的时候，读到某一个表，然后没有读到，也没有继续读其他的表，然后持续了有半小时以上了问题2:是说我这个问题吗？这个是一开始启动一直运行的时候出的问题，然后从 checkpoint 重启以后也没有读到数据，甚至从jobmanager 日志中都找不到add split 相关的信息我这个是2.3版本

问答 2023-05-30 来自：开发者社区

大佬们 flink cdc 读取MySQL数据写入Kafka，里面的金额字段，这个该如何解决？

问题1:大佬们 flink cdc 读取MySQL数据写入Kafka，里面的金额字段（MySQL decemial()类型）数据和MySQL的不一致，这个该如何解决？我也纳闷怎么到了Kafka 就变成了字符串问题2:utf8

问答 2023-05-30 来自：开发者社区

各位大佬我想请教一下 Flink CDC实时同步sqlserver的数据时，全量阶段会锁表，影响？

各位大佬我想请教一下 Flink CDC实时同步sqlserver的数据时，全量阶段会锁表，影响其他业务，请问大佬们是怎么处理锁表问题或者能跳过锁表

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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