Common Runtime databases are accessible from anywhere. Any application using Postgres clients can connect to these databases. The Postgres plans available on the Common Runtime are Essential, Standard, and Premium. App Config Var All Heroku Postgres databases belong to a Heroku application. You can find the application name on the database page at data.heroku.com or with heroku pg:info from the He
![Connecting to Common Runtime Heroku Postgres Databases from an External Resource | Heroku Dev Center](https://cdn-ak-scissors.b.st-hatena.com/image/square/a1b2a24fb8bb6b5daa830ba9854ce4ba0af7b021/height=288;version=1;width=512/https%3A%2F%2Fwww.herokucdn.com%2Fimages%2Fog.png)