实时计算 Flink版cdc设置的相关内容

Flink CDC里flinksql 怎么设置uid？

Flink CDC里flinksql 怎么设置uid？我需要读取flinksql的savepoint。状态现在单调递增，知道里面肯定有问题，但是sql逻辑太复杂了，不读取savepoint根本不知道里面存了啥。我的意思是我想要知道怎么设置flinksql算子级别的uid？不是要flink从某个sav...

Flink CDC里我代码里设置了这个，拉取不到历史数据怎么办？

Flink CDC里我代码里设置了 StartupOptions.initial();拉取不到历史数据怎么回事呢？我自定义Debezium 只保留 insert 的binlog的。check poit 我设置本机地址，我每次调试代码都将checkpoit清除掉来验证是否从头读取。有read ,但是我...

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Flink CDC里mysql-cdc连接报错，这个ip和端口都是通的，连接池设置的200怎么办？

Flink CDC里mysql-cdc连接报错，这个ip和端口都是通的，连接池设置的200，有遇到这样问题的么？

Flink CDC 里怎么设置idea打开一个新的github项目，自动索引文件吗？

Flink CDC 里怎么设置idea打开一个新的github项目，自动索引文件吗？每次打开打的项目，都特别的卡，然后索引30多分钟，能不能设置成间隔性的，打开某个目录，再索引，实在是太卡了，电脑都要烧冒烟了。

Flink CDC 里我的任务又全局挂了 flink设置的5次重试怎么办？

Flink CDC 里我的任务又全局挂了 flink设置的5次重试 akka timeout设置的2min 数据是mysql到cdc再sink到kafka 。这个异常还出现是说明mysql到cdc之间通信异常么？还是cdc 到下游kafka之间的subtask没搞完？现在不知道根因是在哪里？或...

Flink CDC 里整库同步的时候要排除表需要怎么配置？我设置debezium属性没有效果怎么办？

Flink CDC 里我设置的这个参数，这个值是否可以超出集群配置去设置呢？

Flink CDC 里我设置的这个参数，启动了大概134个任务会占用270左右的cpu核数，再启动任务就又出现了timeout，这个值是否可以超出集群配置去设置呢？ yarn.nodemanager.resource.cpu-vcores 270cpu可以通过这个调整物理和虚拟的占比，内存是不是只能...

Flink CDC产品常见问题之chenckpoint间隔时间设置多久合适

问题一：Flink CDC里再跑又不会报错怎么回事？ Flink CDC里A slave with the same server_uuid/server_id as this slave has connected to the master; the first event 'itpuxdb-b...

目前Flink CDC读取pg数据库的表，怎么设置参数提高同步效率，有文档吗？

目前Flink CDC读取pg数据库的表，如果表里面的数据量特别大，怎么设置参数提高同步效率，有文档吗？

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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