Professional Cloud Architect – Google Cloud Certification Guide

Versioning

Versioning can be enabled to support the retrieval of objects that we have deleted or overwritten. We should note, at this point, that this will increase storage costs, but this may be worth it for you to be able to roll back to previous versions of important files. The additional costs come from the archived versions of each object that are created each time we overwrite or delete the live version of an object. The archived version of the file will retain the original name but will also be appended by a generation number to identify it. Let's go through the process of versioning:

1. To enable versioning, we should use the gsutil command:

gsutil versioning set on gs://<bucket name>

Here, <bucket name> is the bucket that we want ...