How to Clear the Application Server Cache Without Shutting it Down

For deleting the appserver server cache, normally we bring down the application server services and delete the contents under $PS_HOME/appserv/{DOMAIN_NAME}/CACHE directory. Following workaround can be used for this complicated process by invalidating the current cache by using the following command.

Connect to Oracle as PeopleSoft Schema user.
SQL> UPDATE PSSTATUS SET LASTREFRESHDTTM = SYSDATE;
SQL> Commit;