Hosting · Website glossary

Container

Quick answer · What is Container?

An isolated process environment that packages an application's software and dependencies while sharing the host operating-system kernel.

IN PRACTICE

Container: an example

A team ships the same application image to a test environment and a production runtime.

KEEP IN MIND

Packaging an application does not preserve its changing database contents; persistent data needs separate care.

Put the idea to work

Frequently asked questions

What is a practical example of Container?

A team ships the same application image to a test environment and a production runtime.

Does packaging an application in a container preserve its database?

Packaging an application does not preserve its changing database contents; persistent data needs separate care.

Which concepts should I read alongside Container?

Deployment: The process of placing a chosen software or content version into an environment where it can run or be served.
Database: An organized collection of data managed so applications can store, query, and update information.