Frage zu einfachem SQL Statement

Code: Alles auswählen.

CONSTANTS : rbselected TYPE c LENGTH 1 VALUE 'X'.
DATA:     wa_date TYPE z13k_mat_kalk-datum.
DATA:     wa_matnr TYPE z13k_mat_kalk-matnr.


DATA:     it_mat TYPE TABLE OF z13k_mat_kalk.
DATA:     wa_mat TYPE z13k_mat_kalk.



SELECTION-SCREEN BEGIN OF BLOCK para WITH FRAME TITLE text-001.


PARAMETERS: p_werks LIKE wa_mat-werks DEFAULT '1050' OBLIGATORY.
PARAMETERS: p_aender LIKE wa_mat-aenderer.
SELECT-OPTIONS:
    so_matnr FOR wa_matnr,
    so_date FOR wa_date.
PARAMETERS: p_erl TYPE c DEFAULT 'J'.

SELECTION-SCREEN END OF BLOCK para.

SELECTION-SCREEN BEGIN OF BLOCK rbuttons WITH FRAME TITLE text-002.


SELECTION-SCREEN BEGIN OF LINE.
SELECTION-SCREEN POSITION 2.
PARAMETERS: rb1 RADIOBUTTON GROUP rb.
SELECTION-SCREEN COMMENT 5(30) text-003.
SELECTION-SCREEN END OF LINE.


SELECTION-SCREEN BEGIN OF LINE.
SELECTION-SCREEN POSITION 2.
PARAMETERS: rb2 RADIOBUTTON GROUP rb.
SELECTION-SCREEN COMMENT 5(30) text-004.
SELECTION-SCREEN END OF LINE.

SELECTION-SCREEN END OF BLOCK rbuttons.

*&---------------------------------------------------------------------*
*& Applikationslogik
*&---------------------------------------------------------------------*
START-OF-SELECTION.


* it_mat über array-fetch
[b]  SELECT * FROM z13k_mat_kalk INTO CORRESPONDING FIELDS OF TABLE it_mat
    WHERE
    werks = p_werks AND
    datum IN so_date AND
    matnr IN so_matnr AND
    erledigt = p_erl AND
    aenderer = p_aender[/b]
    .