BS-9191 : [6.3.1] [PERF] Portal - Cases / Worked on: result is displayed after 20 seconds

- Add migration
BS-9191 : [6.3.1] [PERF] Portal - Cases / Worked on: result is displayed after 20 seconds

- Change name of index, because too large for Oracle
lower db connection for migration tests
Merge branch '6.3.x' into 'MasterBugFixing'