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文章 2024-07-16 来自：开发者社区

实时计算 Flink版操作报错合集之向远端flink提交cdc模式作业时，连接池中的连接超时，该如何处理

问题一：Flink用jdbc catalog连接postgresql时pg的schema里有横线该怎么处理？ Flink用jdbc catalog连接postgresql时，pg的schema里有横线该怎么处理呢？ ...

文章 2024-06-17 来自：开发者社区

实时计算 Flink版操作报错合集之ip和端口都是通的，连接池设置为200，连接报错，是什么原因

问题一：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怎么办？参考回答：请求超时，一般是端口不通或者连接池满了。我记得没错的话，同一个jm下，第一个tm的任务已经决定了的连接池大小。关于本问题的更...

问答 2024-03-25 来自：开发者社区

Flink CDC里有大佬报过这个连接池拿不到连接吗？

问答 2022-12-04 来自：开发者社区

大佬们，问一下，flink程序，每来一条数据，调用单例连接池，然后回收连接，这样可以吗 ?

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更新时间 2024-07-17 09:31:05

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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