Local persistent store for Postgres

Change-Id: I6af6402a5826300352cf24e268dd043771541446
diff --git a/xos-core/values.yaml b/xos-core/values.yaml
index a2fc5ff..6cb8a46 100644
--- a/xos-core/values.yaml
+++ b/xos-core/values.yaml
@@ -18,6 +18,10 @@
 
 imagePullPolicy: 'Always'
 
+dbPvClaimName: db-pv-claim
+
+needDBPersistence: false
+
 # Docker images
 # YAML variable names can't contain `-`, so substituted with `_`
 xos_coreImage: 'xosproject/xos-core:master'