AKIHITO INOH thinks this is interesting: Enum The first common case for strings is enums. For example you may have a resource that could be in exactly one of the states STARTING, RUNNING, STOPPING or TERMINATED. From 5. Labels from Prometheus: Up & Running by Brian Brazil Publisher: O'Reilly Media, Inc. Released: July 2018 Note ステータスごとにメトリクスを定義するパターンの使い方 Share this highlight http://www.safaribooksonline.com/a/prometheus-up/16749263/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Have an account? Sign in. Minimise Unlock the rest of Prometheus: Up & Running and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.