Container Volumes & Storage

Summary

Containers are ephemeral by default — volumes provide persistent storage that survives a container being removed or recreated, essential for anything stateful like a database.

How to Learn This

1Practice mounting a volume to persist data across container restarts.
2Learn the difference between named volumes and bind mounts.
3Understand why running a database in a container without a volume risks total data loss.

Container Networking

Multi-Stage Builds

More topics in Containers & Docker

Docker Fundamentals Dockerfile Best Practices Docker Images & Layers Docker Compose Container Networking Multi-Stage Builds Container Registries Container Security Basics

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