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Perform following to configure auto minor version upgrade deletion protection for Neptune :
Login to the AWS Management Console at https://console.aws.amazon.com.
Navigate to Neptune console.
In the navigation pane, choose Databases.
Select database Cluster to configure, Choose Modify.
Under Deletion Protection, select enable deletion protection checkbox.
Click Continue.
Under the Scheduling of modifications option select Apply Immediately.
Click Modify DB Cluster.
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