Flink CDC 在处理 DEFAULT VALUE（默认值）时，通常会根据数据库的数据类型进行序列化和反序列化。在某些情况下，对于某些特殊的数据类型或 DEFAULT VALUE 的设置，可能会存在一些不支持的情况。具体来说，如果 DEFAULT VALUE 涉及到自定义序列化或复杂的数据类型转换ÿ...

问答 2023-12-01 来自：开发者社区

Flink CDC对于这种DEFAULT VALUE 序列化不支持？

问答 2023-10-10 来自：开发者社区

Flink该怎么取对应key的value呢？我用json获取方法不行，其它也没看到适合的函数。

问答 2023-10-03 来自：开发者社区

Flink CDC中column default value的转换能关闭吗？

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更新时间 2024-07-18 16:55:33

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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