2.8.3.4 Configure ER Schema Profile This section describes how to configure the ER schema profile. Set the SESSIONS_PER_USER limit to UNLIMITED for ER Schema: Get the ER schema profile using the below query. select profile from dba_users where username ='<ER SCHEMA USERNAME>’; Change the profile which is obtained from the step 1 using the below query. ALTER PROFILE <profile> LIMIT SESSIONS_PER_USER UNLIMITED;