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Lambdas using Db triggers: https://aws.amazon.com/blogs/database/capturing-data-changes-in-amazon-aurora-using-aws-lambda/
Guide on migrating including a bit on CDC with Amazon DMS https://aws.amazon.com/blogs/database/migrating-from-mysql-to-amazon-aurora-using-aws-sct-and-aws-dms/
Debezium for creating CDC from MySQL - https://debezium.io/
Amazon Kinesis Agent - https://github.com/awslabs/amazon-kinesis-agent
Migration playbook to Aurora - https://d1.awsstatic.com/asset-repository/RDS%20Data%20Migration/SQL%20Server%20to%20Aurora%20MySQL%20Migration%20Playbook.pdf