PostgreSQL in Kubernetes

Short introduction to Kubernetes

• Containers
• Container Orchestration 
• What is Kubernetes
• Kubernetes Architecture
• Resources
• Reconciliation loop
• Networking

Setting up Kubernetes Environment

• Installation Methods
• Minikube
• Using cli tools to manage Kubernetes
• Using Kubectl 
• Pods
• Configmap
• Secrets
• Controllers
• Operators
• Replicaset
• Deployments
• StatefulSet
• DeamonSet
• Jobs
• Services
• NodePort, LoadBalancer, ClusterIP Service
• Ingress
• Updates to deployed application, rollback…

Storage

• Storage Volumes
• emptyDir
• HostPath
• Persistent Volumes & Persistent Volume Claims
• Static Volume Provisioning
• Dynamic Volume Provisioning

Postgres Operator

• Concept
• Configuration
• Administration

Patroni in Kubernetes

Use cases

• Managing postgres using postgres Operator
• Shrinking/extending
• Changing configuration of Operator
• Changing configuration of postgres
• Managing databases and roles
• Managing backups (logical & continuous)