实时计算 Flink版cdc数据的相关内容

问答 2024-01-24 来自：开发者社区

Flink CDC里flinksql能否按照分区分批次采oracle的数据呀？

问答 2024-01-24 来自：开发者社区

Flink CDC里racle 全量阶段是通过 log 获取数据吗？

问答 2024-01-24 来自：开发者社区

Flink CDC里我部署的flink-cdc任务抓取全量的mysql数据，不生效怎么办？

Flink CDC里我部署的flink-cdc任务抓取全量的mysql数据，checkpoint目前是持久化到oss上，我希望每次重启任务的时候不要从头开始抓取所有的消息。我的想法是在任务里面直接获取oss上最新进度的checkpoint目录，然后通过SavepointRestoreSettings去恢复任务进度，但是不生效。请问是什么情况，或者有没有别的更好解决方案？

问答 2024-01-24 来自：开发者社区

Flink CDC里flink Oraclecdc 捕获19C数据时报错如下错误怎么解决?

问答 2024-01-24 来自：开发者社区

Flink CDC里为什么我运行好了demo没有数据出来？

Flink CDC里为什么我运行好了demo没有数据出来？public class MySqlCDCSourceExample { public static void main(String[] args) throws Exception { MySqlSource mySqlSource = MySqlSource.builder() .h...

问答 2024-01-24 来自：开发者社区

Flink CDC里开启了binlog但是没有数据显示出来是为什么？

问答 2024-01-24 来自：开发者社区

Flink CDC里没有报错，但是一直监听不到数据，是需要什么参数配置吗？

Flink CDC里使用flinksql oracle cdc 代码正常起来，没有报错，但是一直监听不到数据，是需要什么参数配置吗？一直捕获不到数据，打印到控制台也没有什么输出，建表语句是这个CREATE TABLE source_order ( ID INT, PRICE DOUBLE, DESC STRING...

问答 2024-01-24 来自：开发者社区

Flink CDC里写数据到hdfs的hudi表，为什么看不到数据文件啊？

Flink CDC里写数据到hdfs的hudi表，为什么看不到数据文件啊？hudi写数据前需要建表吗？算子页面上都是0%，下面字节传输和接受是有值的，这是什么原因啊？

问答 2024-01-18 来自：开发者社区

Flink CDC里tidb cdc 数据量大了就疯狂报空指针怎么处理啊？

问答 2024-01-18 来自：开发者社区

Flink CDC里flink 在watemark内数据乱序，对数据使用event_time重新排？

Flink CDC里flink 在watemark内数据乱序，会对数据使用event_time重新排序并输出嘛？

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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