The image shows an OCI region containing a virtual cloud network, within which is a single public subnet. The region also contains a file storage snapshot, a DBCS backup volume, and an OCI Events Service instance. The public subnet contains and OCI Functions instance, an autonomous JSON database, an APEX instance, an email delivery system, and Notifications instance.

Traffic flow is as follows:
  1. A user creates a snapshot (that is, a backup) of a File Storage
  2. A JSON event is triggered
  3. At the same time a function is run and a notification is created.
  4. An email is sent due to the notification
  5. The JSON event is inserted in Autonomous JSON
  6. A user can request events and view them using APEX.
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