实时计算 Flink版表数据的相关内容

问答 2025-01-21 来自：开发者社区

flink sql 通过doris connector连接doris表时提示读取表数据失败

Caused by: org.apache.doris.flink.exception.DorisException: Load Doris data failed, schema size of fetch data is wrong.请问有人遇到过类似情况吗

问答 2024-07-22 来自：开发者社区

在Flink中将流表数据与Hive维表进行JOIN时，数据是如何被分配到对应subtask的？

文章 2024-07-16 来自：开发者社区

实时计算 Flink版产品使用问题之基于宽表数据展示实时报表，该如何实现

问题一：有flink cep的教程或者demo可以分享一下吗？有flink cep的教程或者demo可以分享一下吗？参考答案：官网文档地址，搜cep 关于本问题的更多回答可点击进行查看： https://developer.aliyun.com/ask/586147 问题二：Fli...

文章 2024-07-16 来自：开发者社区

实时计算 Flink版产品使用问题之如何在外部查询某个job中的表数据

问题一：升级到flink1.17.1 + cdc2.3或更高版本，经常出现无法连接数据帮忙看下是怎么回事呢？使用flink1.17.1 + cdc2.2.1启动的job没有问题，可以连续启动三四个。但是当升级到flink1.17.1 + cdc2.3或更高版本（比如2.4、2.4.2、3.0）时，经常出现无法连接数据库的问题，而且每次提交到第二个或第三个job基本上就一定会出现复制错误...

问答 2024-07-10 来自：开发者社区

Flink CDC中oraclecdc监听表数据，表数据触发频率太高的话会漏掉监听吗？

问答 2024-07-09 来自：开发者社区

flink cdc 任务重启，读取新增的表数据不全，没有读取到全量数据

flink cdc 任务MySqlSource.databaseList处理的表为order_1表，现在由于业务迭代需要新增表order_2，这个表order_2在数据库已经存在，我的处理步骤是这样的：先保存了flink任务checkpoint，然后暂停flink任务，修改flink代码，在 MySqlSource.databaseList里增加表order_2，然后基于checkpoint重启....

问答 2024-07-03 来自：开发者社区

对于Flink CDC，CDC在同步表数据时，出现了两行一模一样的数据，而且时间相隔很近？

对于Flink CDC，CDC在同步表数据时，出现了两行一模一样的数据，而且时间相隔很近，导致第二行出现了唯一冲突。这个问题闻所未闻，所以想请教下有谁有排查方向吗？

问答 2024-06-01 来自：开发者社区

Flink流对应维表是一对多的关系维表数据是否会都关联上

问答 2024-06-01 来自：开发者社区

Flink结果表数据量正确性问题

问答 2024-05-31 来自：开发者社区

Flink cdc source Records Sent比物理表数据量大

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更新时间 2025-01-22 12:40:03

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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