5 Downgrading Policy Control Function

This chapter describes the Policy Control Function (PCF) roll back procedure from PCF 1.6.x to previous version.

To roll back from PCF 1.6.x to previous version:

1. Check which revision you need to roll back by executing the below command:

   helm history <release_namespace>

2. Execute the roll back command to roll back to that revision:
   1. Below is a command to roll back using Helm2:

      helm rollback <release_namespace> <revision number>

   2. Below is a command to roll back using Helm3:

      helm rollback <release_name> <revision number> -n <release_namespace>

3. Clean the tables and databases created as part of PCF 1.6.x by executing the below command:

   DROP DATABASE IF EXISTS pcf_release;
   DROP TABLE IF EXISTS pcf_userservice.SubscriberContext;