The document is a presentation about state of state in containers. It discusses: - Motivation for using containers like packaging, performance and efficiency benefits over virtual machines. - An introduction to Kubernetes including high-level design and deploying/updating applications. - Storage options in Kubernetes including local storage, external storage and internal storage. - Challenges of operating databases in containers like resizing and backups. - Database options for running stateful applications on Kubernetes like RethinkDB and using Kubernetes operators.