Sap Abap ta yanlış programlama

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REPORT  zes_selections2_2.

” loopları kullanarak aslında join le yapılmalı

TABLES :  vbak, vbap, makt.

DATA : BEGIN OF itab OCCURS 0,
vbeln TYPE vbak-vbeln,
erdat TYPE vbak-erdat,
posnr TYPE vbap-posnr,
matnr TYPE vbap-matnr,
netwr TYPE vbap-netwr,
waerk TYPE vbap-waerk,
maktx TYPE makt-maktx,
END OF itab.

DATA : BEGIN OF ls_itab,
vbeln TYPE vbak-vbeln,
erdat TYPE vbak-erdat,
posnr TYPE vbap-posnr,
matnr TYPE vbap-matnr,
netwr TYPE vbap-netwr,
waerk TYPE vbap-waerk,
maktx TYPE makt-maktx,
END OF ls_itab.

DATA : BEGIN OF itab2 OCCURS 0,
vbeln TYPE vbak-vbeln,
erdat TYPE vbak-erdat,
posnr TYPE vbap-posnr,
matnr TYPE vbap-matnr,
netwr TYPE vbap-netwr,
waerk TYPE vbap-waerk,
maktx TYPE makt-maktx,
END OF itab2.

DATA : BEGIN OF ls_itab2,
vbeln TYPE vbak-vbeln,
erdat TYPE vbak-erdat,
posnr TYPE vbap-posnr,
matnr TYPE vbap-matnr,
netwr TYPE vbap-netwr,
waerk TYPE vbap-waerk,
maktx TYPE makt-maktx,
END OF ls_itab2.

SELECT-OPTIONS so_vbeln FOR vbak-vbeln.

data : lt_vbak type table of vbak .
data : ls_vbak type vbak .

data : lt_vbap type table of vbap .
data : ls_vbap type vbap .

data : lt_makt type table of makt .
data : ls_makt type makt .

select * from vbak
into corresponding fields of table itab
where vbeln in so_vbeln .

*”move itab[] to  itab2[] .
itab2[] = itab[] .

clear itab[] .
refresh itab .

LOOP AT itab2 into ls_itab2.

select * from vbap
into corresponding fields of table lt_vbap
where vbeln eq ls_itab2-vbeln .

LOOP AT lt_vbap into ls_vbap .

itab-vbeln = ls_vbap-vbeln .
itab-erdat = ls_vbap-erdat .
itab-matnr = ls_vbap-matnr.
append itab .

ENDLOOP.

clear lt_vbak[] .
refresh lt_vbak[] .

ENDLOOP.

clear itab2[] .
refresh itab2 .

itab2[] = itab[] .

clear itab[] .
refresh itab .

LOOP AT itab2 into ls_itab2.

select single * from makt
into ls_makt
where matnr eq ls_itab2-matnr .

itab-vbeln = ls_itab2-vbeln .
itab-erdat = ls_itab2-erdat .
itab-matnr = ls_itab2-matnr.
itab-maktx = ls_makt-maktx.
MODIFY itab index sy-tabix .
append itab .

endloop.

“delete itab where matnr is initial .

LOOP AT itab.
WRITE :/ itab-vbeln ,
itab-erdat,
itab-posnr,
itab-matnr,
itab-netwr,
itab-waerk,
itab-maktx.
ENDLOOP.

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