Tag: mysql

Running migrations with Rails in a Docker container with multiple container instances

I’ve seen lots of examples of making Docker containers for Rails applications. Typically they run a rails server and have a CMD that runs migrations/setup then brings up the Rails server. If I’m spawning 5 of these containers at the same time, how does Rails handle multiple processes trying to initiate the migrations? I can […]

Docker will be the best open platform for developers and sysadmins to build, ship, and run distributed applications.