实时计算 Flink版报错数据的相关内容

阿里云文档 2025-04-07

如何通过Flink CDC实时订阅AnalyticDB PostgreSQL的全量和增量数据

AnalyticDB for PostgreSQL提供自研的CDC连接器，基于PostgreSQL的逻辑复制功能实现订阅全量和增量数据，可与Flink无缝集成。该连接器能够高效捕获源表的实时变更数据，支持实时数据同步、流式处理等，助力企业快速响应动态数据需求。本文介绍如何通过阿里云实时计算Flink版CDC实时订阅AnalyticDB for PostgreSQL的全量和增量数据。

阿里云文档 2025-03-26

如何使用Flink处理表格存储数据

本文为您介绍如何使用Flink计算表格存储（Tablestore）的数据，表格存储中的数据表或时序表均可作为实时计算Flink的源表或结果表进行使用。

阿里云文档 2025-02-19

使用Tablestore+Flink搭建高性能实时交易统计系统

本文为您介绍使用表格存储和Flink实现交易数据实时统计的样例场景、架构设计和实现方案。

问答 2024-07-26 来自：开发者社区

在Flink CDC中如下报错这个是源端数据导致的吗？

在Flink CDC中如下报错这个是源端数据导致的吗？Caused by: io.debezium.DebeziumException: org.apache.kafka.connect.errors.SchemaBuilderException: Cannot create field because of field name duplication PsbcExJson

文章 2024-07-17 来自：开发者社区

实时计算 Flink版操作报错合集之怎么向一个未定义列的表中写入数据

问题一：Flink有知道这个问题吗？ Flink有大佬知道这个问题吗？在做过滤是一直包这个错，找不到原因。class org.apache.flink.api.java.tuple.Tuple2 cannot be cast to class A (org.apache.flink.api.java.tuple.Tuple2 and class A are in unnamed modu...

文章 2024-07-17 来自：开发者社区

实时计算 Flink版操作报错合集之从mysql读数据写到hive报错，是什么原因

问题一：Flink CDC里这个报错需要调整什么参数吗？ Flink CDC里这个报错需要调整什么参数吗，mysql本身看连接数和连接是正常的参考答案：检查connection-size 是不是...

文章 2024-07-17 来自：开发者社区

实时计算 Flink版操作报错合集之Hadoop在将文件写入HDFS时，无法在所有指定的数据节点上进行复制，该如何解决

问题一：Flink CDC里flinkcdc写hudi的时候这个错误怎么弄？ Flink CDC里flinkcdc写hudi的时候这个错误怎么弄？ own Source) at org.apache.hadoop.hdfs.DF...

文章 2024-07-17 来自：开发者社区

实时计算 Flink版操作报错合集之拉取全量数据时，如何解决Checkpoint失败并且报错为 "java.lang.OutOfMemoryError: Java heap space"

问题一：Flink CDC2.4的包都有，为啥还报找不到类？ Flink CDC2.4的包都有，为啥还报找不到类？java.lang.NoClassDefFoundError: com/ververica/cdc/connectors/base/options/JdbcSourceOptions ...

问答 2024-07-11 来自：开发者社区

换了一个库，重新创建同名表，改名字，都是这样，显示有这个表，Flink报错说数据请求失败，怎么处理？

文章 2024-06-17 来自：开发者社区

实时计算 Flink版操作报错合集之从 PostgreSQL 读取数据并写入 Kafka 时，遇到 "initial slot snapshot too large" 的错误，该怎么办

问题一：Flink CDC中mysql cdc采集的时候，这个监控没有值是为什么呢？ Flink CDC中mysql cdc采集的时候，这个监控没有值是为什么呢？参考回答：关于本问...

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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