Flink CDC里flinksql 维表join ，主表同一条数据3s内连续变更，维表字段会关联出很久以前的数据，这种是什么情况造成的呢？create table source_trade_order_test1 ( schema STRING , table STRING , action string, columns ARRAY>, ...

问答 2023-09-06 来自：开发者社区

Flink CDC尝试使用维表join，如果是源表数据变更，怎么解决维表数据变化也输出结果的呢？

Flink CDC尝试使用维表join，如果是源表数据变更，可以输出聚合数据，如果是维表数据变更就没有数据输出了，你们是怎么解决维表数据变化也输出结果的呢？

问答 2023-07-01 来自：开发者社区

flink cdc 有少量数据没同步过来？多表join，有个表的字段变更了，这边没同步到sink表

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更新时间 2024-05-21 18:27:20

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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。

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实时同步

MySQL 到 Hologres

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功能对比

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作业自动调优