We’re currently aware of similar issues where database migration jobs in Cloud SQL for PostgreSQL are failing due to the google_vacuum_mgmt extension.
For now, I recommend you to +1 yourself to the bug report and add the details of your issue such as steps to replicate, configuration settings, screenshots to help us investigate. While there isn’t a specific timeframe for resolution, once we’ve fixed an issue in production we’ll indicate this and then update and close the bug. You may also consider reaching out to other Google Cloud Support channels available.
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