实时计算 Flink版hive同步数据的相关内容

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。

问答 2025-03-21 来自：开发者社区

flink1.19和hive3.1.3，cdc从mysql同步数据到hive，插入时报错？

使用的是flink sql处理流程是从mysql进kafka之后，通过kafka插入hive，在插入数据时会报错，选了upsert-kafka，sql没有更新或者删除操作 Flink SQL> [ERROR] Could not execute SQL statement. Reason: org.apache.flink.table.api.TableException: Table si...

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。

阿里云文档 2024-08-14

清理过期数据

清理过期数据可以释放存储空间，优化资源利用并提升系统运行效率等。本文为您介绍如何清理Paimon表过期数据，包括调整快照文件过期时间、设置分区的过期时间、以及清理废弃文件。

阿里云文档 2024-07-30

通过Flink将数据批量导入到Hologres

Hologres推出的新版Flink Connector插件，支持通过Flink将数据批量导入到Hologres，实现高效且低负载的数据导入。

文章 2024-06-16 来自：开发者社区

实时计算 Flink版产品使用问题之kafka2hive同步数据时，如何回溯历史数据

问题一：flink中，join如果不指定窗口，会把join结果一直存储下来吗？ flink中，join如果不指定窗口，会把join结果一直存储下来吗？参考答案： Apache Flink 中，如果不指定窗口进行 join，join 结果不会无限期地存储下来。在无窗口的情况下进行 join，Flink 会根据数据流的到达顺序和关联键进行即时 join。...

阿里云文档 2024-05-16

Paimon表数据写入和消费

本文为您介绍如何在实时计算开发控制台向Paimon表中插入、更新、覆写或删除数据，以及从Paimon表消费数据，并指定消费位点。

问答 2022-10-24 来自：开发者社区

当我使用flink cdc+ iceberg+hive同步数据，启用upsert时，提交sql jo

当我使用flink cdc+ iceberg+hive同步数据，启用upsert时，提交sql job报以下错误提示Equality field columns shouldn't be empty 已经设置了主键，使用了iceberg 的v2，请问是要在哪里设置一下吗

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更新时间 2025-03-22 15:26:19

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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。

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MySQL 到 Hologres

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功能对比

开源Flink对比

成本优化

作业自动调优