Empty value in output

hii expert,

I wrote one FM for selecting entry from table into internal table.

here is my code

FUNCTION Z_TERRITORY.

*"----------------------------------------------------------------------

*"*"Local Interface:

*"  IMPORTING

*"     REFERENCE(SORG) TYPE  VKORG

*"     REFERENCE(DCHANNEL) TYPE  VTWEG

*"     REFERENCE(DIVISION) TYPE  SPART

*"     REFERENCE(ACCGRP) TYPE  KTOKD

*"     REFERENCE(VALIDON) TYPE  SY-DATUM

*"  TABLES

*"      CUSTOMER STRUCTURE  ZSTRUC

*"      RESULT STRUCTURE  ZRESULT

TABLES : KNVH.

  TYPES : BEGINOF TY_CUST,

          VKORG TYPE VKORG,

          VTWEG TYPE VTWEG,

          SPART TYPE SPART,

          KTOKD TYPE KTOKD,

          KUNNR TYPE KUNNR,

          ENDOF TY_CUST,



          BEGINOF TY_RESULT,

            VKORG TYPE VKORG,

            VTWEG TYPE VTWEG,

            SPART TYPE SPART,

            KUNNR TYPE KUNNR,

            HKUNNR TYPE HKUNNR_KH,

            DATAB TYPE DATAB,

            DATBI TYPE DATBI,

           ENDOF TY_RESULT.





  DATA : IT_JOIN TYPETABLEOF TY_CUST,

         IT_RESULT TYPETABLEOF TY_RESULT.



  DATA : WA_CUST TYPE TY_CUST,

      WA_RESULT TYPE TY_RESULT.





  SELECT A~VKORG A~VTWEG A~SPART A~KUNNR B~KTOKD

    INTO CORRESPONDING FIELDSOFTABLE IT_JOIN

    FROM KNVV AS A INNER JOIN KNA1 AS B

    ON A~KUNNR = B~KUNNR

    WHERE A~VKORG = SORG AND

          A~VTWEG = DCHANNEL AND

          A~SPART = DIVISION AND

          B~KTOKD = ACCGRP AND

          A~KUNNR = CUSTOMER-CUSTNO.



  SELECT KUNNR HKUNNR VKORG VTWEG SPART DATAB DATBI

    FROM KNVH

    INTO CORRESPONDING FIELDSOFTABLE RESULt[]

    FORALL ENTRIES IN IT_JOIN

    WHERE KUNNR = IT_JOIN-KUNNR AND

          DATAB < VALIDON AND

          DATBI > VALIDON.

in out put table i get number of entry but not data.

i mean out put of 2nd query is 4 row then i get 4 empty row in out put table.