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Community Blog How to Configure MySQL and Hologres Catalog in Realtime Compute for Apache Flink

How to Configure MySQL and Hologres Catalog in Realtime Compute for Apache Flink

This article describes step-by-step instructions on how to configure MySQL and Hologres catalog in Realtime Compute for Apache Flink.

By Haoran Wang, Sr. Big Data Solution Architect of Alibaba Cloud

Flink Connect Hologres

  • Find out the VPC endpoint, using the same VPC and vSwitch for Flink and Hologres.

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  • Create a holo database

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  • Click Create Catalog

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  • Input endpoint (must with port), AK (Access Key) and SK (Secret Key), dbname

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Note: Username and Password must be AK/SK, not login and password. This can be quite tricky.

  • You will find it here if the catalog is created successfully

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For more information, please see https://www.alibabacloud.com/help/en/realtime-compute-for-apache-flink/latest/manage-hologres-catalogs

Flink Connect RDS MySQL

  • Find out VPC endpoint

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  • Create a privileged account

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  • Create a database (It doesn't matter about the red warning. There's no need to specify the account; just click create)

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  • Create catalog

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  • Input credentials

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  • Then you will find out it works successfully

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For more information, please see https://www.alibabacloud.com/help/en/realtime-compute-for-apache-flink/latest/manage-mysql-catalogs

Dataworks Connect to Hologres

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