title: Hibernate configuration for oracle issue :ORA-12516, TNS:listener could not find available handler with matching
body: <p>I set the connection pool, changed the job processes for oracle. But still getting this error :
  ORA-12516, TNS:listener could not find available handler with matching protocol stack
  The Connection descriptor used by the client was</p>
  
  <p>Is there any specific configuration other than connection pool or oracle job process setting that needs to be done for resolving this error</p>