任务实时计算 Flink版的相关内容

问答 2023-02-06 来自：开发者社区

生产环境部署flinksql 任务( flink on yarn )太消耗slot.怎么办？

想请教下生产环境部署flinksql 任务( flink on yarn )太消耗slot.这个要怎么解决. 是把slot 和cpu之比调大吗? 具体比例多少合适啊?

问答 2023-01-29 来自：开发者社区

在提交一个finksql 任务的时候报这个错误，是不是我flink集群有问题呀？

问答 2023-01-09 来自：开发者社区

flink1.15.1提交任务到yarn报错：Caused by: org.apache.flink

flink1.15.1提交任务到yarn报错：Caused by: org.apache.flink.core.fs.UnsupportedFileSystemSchemeException: Cannot support file system for 'hdfs' via Hadoop, because Hadoop is not in the classpath, or some clas....

问答 2022-11-13 来自：开发者社区

有人知道，这个在任务提交到flink集群的时候怎么做么？

问答 2022-10-25 来自：开发者社区

有人遇到一样的问题吗？任务提交到flink上去之后 checkpoint确认时间超时了

问答 2022-10-24 来自：开发者社区

请教一下：flinksql创建的同步sqlsever到mysql的任务，重启Flink程序后，任务还

请教一下：flinksql创建的同步sqlsever到mysql的任务，重启Flink程序后，任务还能自动从检查点开始吗？

问答 2022-08-25 来自：开发者社区

请教一下各位有没有遇到相同问题的，flink-cdc挂上去两到三个任务flink集群宕机的情况，怎

请教一下各位有没有遇到相同问题的，flink-cdc挂上去两到三个任务flink集群宕机的情况，怎么办？

问答 2022-08-16 来自：开发者社区

有大佬知道为啥在idea里面不输出增量数据吗，只有全量的，但是我把任务上传到flink里面运行，是有

有大佬知道为啥在idea里面不输出增量数据吗，只有全量的，但是我把任务上传到flink里面运行，是有增量的

问答 2022-08-04 来自：开发者社区

我想问下，我目前使用的blinkr集群，能把任务迁移至flink上嘛？有没有文档说明。

问答 2022-07-23 来自：开发者社区

请问一个job任务下面能使用flink sql 多个dml语句吗？flink 1.13.5 不支持报

请问一个job任务下面能使用flink sql 多个dml语句吗？flink 1.13.5 不支持报了一个 Cannot have more than one execute() or executeAsync() call in a single environment.\n\tat这个错误

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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