摘要：本文整理自阿里云高级技术专家胡一博老师在 Flink Forward Asia 2024 数据集成（二）专场中的分享。内容主要为以下四部分： Hologres 介绍写入优化消费优化未来展望一、Hologres 简介首先，介绍一下 Hologres，它是一个实时数据仓库，能够提供一体化的分析和服务。分析即 OLAP，写入延迟基本可以达到毫秒级别，数据写入...

问答 2024-05-01 来自：开发者社区

flink cdc抽取hologres 2张表采用的增量，这个问题怎么解决？

flink cdc抽取hologres 2张表采用的增量模式，2个表的增量数据每天都在8000w左右，现在的问题是刚开始运行的时候sink端busy会随着时间增大，最后产生背压，需要无状态重启一下才能恢复？

问答 2024-03-08 来自：开发者社区

Flink CDC 获取hologres数据报错

我在本地尝试通过Flink CDC监控hologres的表数据，运行程序报错，如下图代码在这里：这个问题要怎么解决呢？

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更新时间 2025-03-06 12:49:47

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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