db-deployment.yaml

kind: Deployment
apiVersion: extensions/v1beta1
metadata:
  name: db
  labels:
    name: db-deployment
    app: example-voting-app
spec:
  replicas: 1
  selector:
    matchLabels:
     name: db
     role: sqldb
     app: example-voting-app
  template:
    spec:
      containers:
        - name: db
          image: postgres:9.4
          resources:
            limits:
              memory: 256Mi
            requests:
              memory: 128Mi
    metadata:
      labels:
        name: db
        role: sqldb
        app: example-voting-app