Amazon Neptune
User Guide (API Version 2017-11-29)

Engine Releases for Amazon Neptune

Amazon Neptune releases updates regularly. Updates are applied to Neptune DB clusters during system maintenance windows. The timing when updates are applied depends on the region and maintenance window setting for the DB cluster, as well as the type of update.

Updates are applied to all instances in a DB cluster simultaneously. An update requires a database restart on all instances in a DB cluster, so you will experience 20 to 30 seconds of downtime, after which you can resume using your DB cluster or clusters.

You can view or change your maintenance window settings from the

The following is a list of the engine releases: