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Concepts

Datastores

A datastore is a Postgres or Redis database that Ferry runs for you, with one container and one volume.

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A datastore is one container. Its data is on one volume.

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A is a or server that Ferry runs for you. It is one with its data on one Docker . It has its own memory and CPU limits.

Your services use its on the . On the server, you use its .

Compare it with an office. The container is the clerk who answers. The volume is the cabinet that keeps the papers. A new clerk finds the same papers.

Create a datastore

Terminal
ferry db create app-db --wait

In this section

Create a datastoreWith the CLI, the API or a blueprint.Connect a serviceGive the URL to your app with a reference.Back up a datastoreFerry makes no backup. Do it yourself.Delete a datastoreThe container and its data go away.

The PORT variable

Ferry chooses the container port at each deploy and gives it to your app in PORT.

Create a datastore

One command creates a datastore. It is ready when its status is available.

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Create a datastoreIn this section