实时计算 Flink版holo库的相关内容

阿里云文档 2025-01-27

MySQL整库同步Kafka

本文为您介绍如何将MySQL整库同步Kafka，从而降低多个任务对MySQL数据库造成的压力。

文章 2024-05-23 来自：开发者社区

实时计算 Flink版操作报错之全托管时，holo 库同步到另一个库，报错failed to get user from ak，是什么原因

问题一：Flink使用session 执行 select 语句的时候报以下这个错误是为啥？ Flink使用session 执行 select 语句的时候报以下这个错误是为啥？ Fetch preview data failed, no started flag file. ns:orange-flink2-default, session:select, queryId:9...

文章 2023-12-20 来自：开发者社区

Flink全托管，holo 库同步到另一个库，报错failed to get user from ak 亲，请问是哪种权限缺失？Flink 配置中使用的是holo. jdbc 的user和password 。

报错 "failed to get user from ak" 指的是在使用Holo JDBC连接时，无法通过Access Key (AK)获取到有效的用户身份。这可能涉及到以下几种权限问题： AK无效或错误：确保你提供的Access Key是正确的，并且该AK具有访问目标Holo数据库的权限。 AK未授权：检...

问答 2023-12-20 来自：开发者社区

Flink全托管，holo 库同步到另一个库，报错，请问是哪种权限缺失？

Flink全托管，holo 库同步到另一个库，报错failed to get user from ak 亲，请问是哪种权限缺失？Flink 配置中使用的是holo. jdbc 的user和password 。

问答 2023-04-23 来自：开发者社区

咨询一个Flink问题，我现在把聚合sql拿到 holo库里面去聚合结果又是对的，这是什么原因？

咨询一个问题，我现在从dwd join 维表以后往dws 写聚合之后的数据，发现聚合的结果数据不对。但是我把聚合sql拿到 holo库里面去聚合结果又是对的，这是什么原因？

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更新时间 2024-05-24 21:33:17

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