flink sql任务有三个mysql cdc 源表通过left join关联写入目标表。过了半天之后，更新源表中的记录，发现目标表没更新。这是flink SQL不支持吗，还是要做什么特殊设置，或者使用什么语法？就是更新了where条件对应的记录，另外，大表join，是如何做实时记录匹配的，应该是需...

请问flink mysql cdc 双流left join后再入库在目标表c没有删除呢？

"请问flink mysql cdc 双流left join后再入库mysql，insert into c select from a left join b，源表a某些数据删了，在目标表c没有删除呢？三个表都设置了主键。请问怎么解决？测试删除trans_detail的数据，在结果表里没有被删除，没...

大佬们，我想请问下，Flink中我是用flinksql进行批处理操作，在left join的时候会？

大佬们，我想请问下，Flink中我是用flinksql进行批处理操作，在left join的时候会产生回撤流，这是不是flink批处理不是特别友好呀？我这边也是使用的execution.runtime-mode=BATCH,但是还是会产生回撤流

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更新时间 2024-01-27 12:46:52

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实时计算Flink版

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立即开通

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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