ERD

erDiagram
  bulk_appointment_sessionuser {
    UNIQUEIDENTIFIER sessionguid PK
    UNIQUEIDENTIFIER userinroleguid PK
  }

  bulk_appointment_session {
    UNIQUEIDENTIFIER appointmentsessionguid PK
  }

  bulk_admin_userinrole {
    UNIQUEIDENTIFIER userinroleguid PK
  }

  bulk_appointment_sessionuser }o--|| bulk_appointment_session : sessionguid
  bulk_appointment_sessionuser }o--|| bulk_admin_userinrole : userinroleguid