What this snippet does
Keeping the database off the frontend network stops it being reachable from public-facing services.
Expected output
Network myapp_backend Created
Why practise typing this
Typing compose basics code builds muscle memory for the symbols and indentation Docker uses most, which prose-based typing tests never cover. DevType measures your words per minute and accuracy on this snippet and tracks the individual characters you mistype, so later lessons can target them.
More Docker practice
- Single serviceCompose Basics · beginner
- Building from a DockerfileCompose Basics · beginner
- Starting the stackCompose Basics · beginner
- down removes the networkCompose Basics · beginner
- depends_on does not wait for readinessCompose Basics · intermediate
- Waiting on a healthcheckCompose Basics · intermediate