Backgrond job in sap abap programming Langague

 Some time requirements to post a job in the background this purpose we have to post the query 

 DATA: rsparams TYPE TABLE OF rsparams WITH HEADER LINE,
        number   TYPE btcjobcnt,
        name     TYPE btcjob.
  CONCATENATE 'ZMMGATEENTRY' sy-datum sy-uzeit
  INTO name SEPARATED BY '_'.
  rsparams-selname = 'S_TRNO'.
  rsparams-kind = 'S'.
  rsparams-sign = 'I'.
  rsparams-option = 'EQ'.
  rsparams-low = zp2pdetrno.
  APPEND rsparams.

  CALL FUNCTION 'JOB_OPEN'
    EXPORTING
      jobname          = name
    IMPORTING
      jobcount         = number
    EXCEPTIONS
      cant_create_job  = 1
      invalid_job_data = 2
      jobname_missing  = 3
      OTHERS           = 4.

  IF sy-subrc = 0.
    SUBMIT zp2pr022_autosto WITH SELECTION-TABLE rsparams
    VIA JOB name NUMBER number
    AND RETURN.
    IF sy-subrc = 0.
      MESSAGE 'Rohini kumar background jobs sucessfully' TYPE 'S'.
      CALL FUNCTION 'JOB_CLOSE'
        EXPORTING
          jobcount             = number
          jobname              = name
          strtimmed            = 'X'
        EXCEPTIONS
          cant_start_immediate = 1
          invalid_startdate    = 2
          jobname_missing      = 3
          job_close_failed     = 4
          job_nosteps          = 5
          job_notex            = 6
          lock_failed          = 7
          OTHERS               = 8.
    ENDIF.
  ENDIF.

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