As its so quick and easy to deploy to heroku it is a great platform for continuous deployment.
Typically there are many releases of your application, so Heroku gives you a very easy way to see what releases have been made. As software development is still a human activity then errors are inevitable, so Heroku provides an effective way carry out rollbacks to keep your site live.
An application rollback can be done in seconds, allowing time for a root cause analysis of any issues that occur with a new release. Once the cause of issue has been identified it can be fixed locally and pushed to Heroku as a new release.
A release is composed of
It is important to understand what triggers a new release on Heroku. As well as using
git push for deploying a new version of your app, the following actions also create a new release.
heroku config:add DB_URL=https://postgres.heroku.com/ofipie8ufdhh