ku we had the app running hitting a Compose database. We’d take the config, change it and make it hit the database that was running in our cluster."
    <br><br>
    Using this procedure, they were able to migrate piecemeal, without any downtime. The first migration was done during off hours, but to test the limits, the team migrated the second database in the middle of the day, when lots of users were running the application. "We did it," Sheriff says, "and again it was successful. Nobody noticed."
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