ABAP Select data from SAP table KALT_ARC into internal table
Get Example source ABAP code based on a different SAP table
Below is a number of ABAP code snippets to demonstrate how to select data from SAP KALT_ARC table and store it within an internal table, including using the newer @DATA inline declaration methods. It also shows you various ways to process this data using ABAP work area, inline declaration or field symbols including executing all the relevant CONVERSION_EXIT routines specific to KALT_ARC. See here for more generic Select statement tips.
Sometimes data within SAP is stored within the database table in a different format to what it is displayed to the user. These input/output conversation FM routines are what translates the data between the two formats.
There is also a full declaration of the KALT_ARC table where each field has a char/string type for you to simply copy and paste. This allows you to use processing that is only available to these field types such as the CONCATENATE statement.
DATA: IT_KALT_ARC TYPE STANDARD TABLE OF KALT_ARC, WA_KALT_ARC TYPE KALT_ARC, GD_STR TYPE STRING. DATA: lo_typedescr type REF TO cl_abap_typedescr. DATA: lv_fieldname type fieldname. FIELD-SYMBOLS: <FIELD> TYPE any. FIELD-SYMBOLS: <KALT_ARC> TYPE KALT_ARC. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_KALT_ARC. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM KALT_ARC INTO TABLE IT_KALT_ARC. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM KALT_ARC * INTO TABLE @DATA(IT_KALT_ARC2). *--Further methods of using ABAP code to select data from SAP database tables *You can also declare the header/work area using the in-line DATA declaration method READ TABLE IT_KALT_ARC INDEX 1 INTO DATA(WA_KALT_ARC2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_KALT_ARC ASSIGNING <KALT_ARC>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<KALT_ARC>-MATNR = 1.
<KALT_ARC>-WERKS = 1.
<KALT_ARC>-PLNTY = 1.
<KALT_ARC>-PLNNR = 1.
<KALT_ARC>-PLNAL = 1.
ENDLOOP. LOOP AT IT_KALT_ARC INTO WA_KALT_ARC. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_KALT_ARC-ZKRIZ, sy-vline,
WA_KALT_ARC-MANDT, sy-vline,
WA_KALT_ARC-APPLID, sy-vline,
WA_KALT_ARC-FORM_KEY, sy-vline,
WA_KALT_ARC-VERSION, sy-vline,
WA_KALT_ARC-DESCR, sy-vline.
ENDLOOP. *Add any further fields from structure WA_KALT_ARC you want to display... WRITE:/ sy-uline. * Aternatively use generic code to Write field values (and NAME) to screen report DO. ASSIGN COMPONENT sy-index OF STRUCTURE wa_KALT_ARC TO <field>. IF sy-subrc <> 0. EXIT. ENDIF. WRITE:/ 'Field Value', <field>, sy-vline. gd_str = <field> . lo_typedescr ?= CL_ABAP_DATADESCR=>DESCRIBE_BY_DATA( <field> ). lv_fieldname = lo_typedescr->GET_RELATIVE_NAME( ). WRITE:/ 'Field Name', lv_fieldname. ENDDO. *Redo loop but convert all fields from internal to out value LOOP AT IT_KALT_ARC INTO WA_KALT_ARC. *Write horizonal line to screen report. WRITE:/ sy-uline. *Convert all fields to display/output versions using conversion routines PERFORM convert_all_field_values CHANGING wa_EKKO. ENDLOOP. *&---------------------------------------------------------------------* *& Form convert_all_field_values *&---------------------------------------------------------------------* FORM convert_all_field_values CHANGING p_EKKO LIKE wa_EKKO. DATA: ld_input(1000) TYPE c, ld_output(1000) TYPE C.
*Conversion exit MATN1, internal->external for field MATNR CALL FUNCTION 'CONVERSION_EXIT_MATN1_OUTPUT' EXPORTING input = WA_KALT_ARC-MATNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_KALT_ARC-MATNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field PLNNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_KALT_ARC-PLNNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_KALT_ARC-PLNNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field PLNAL CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_KALT_ARC-PLNAL IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_KALT_ARC-PLNAL.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field VERSION CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_KALT_ARC-VERSION IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_KALT_ARC-VERSION.
WRITE:/ 'New Value:', ld_input.
ENDFORM. *&---------------------------------------------------------------------* *& Form process_as_string_field_values *&---------------------------------------------------------------------* FORM process_as_string_field_values CHANGING p_EKKO LIKE wa_EKKO. TYPES: BEGIN OF T_KALT_ARC_STR,
MATNR TYPE STRING,
WERKS TYPE STRING,
PLNTY TYPE STRING,
PLNNR TYPE STRING,
PLNAL TYPE STRING,
ZKRIZ TYPE STRING,
MANDT TYPE STRING,
APPLID TYPE STRING,
FORM_KEY TYPE STRING,
VERSION TYPE STRING,
DESCR TYPE STRING,
VBKZ TYPE STRING,END OF T_EKKO_STR. DATA: WA_KALT_ARC_STR type T_EKKO_STR. DATA: ld_text TYPE string. LOOP AT IT_EKKO INTO WA_EKKO. MOVE-CORRESPONDING wa_EKKO TO WA_EKKO_STR. CONCATENATE: sy-vline
WA_KALT_ARC_STR-MATNR sy-vline
WA_KALT_ARC_STR-WERKS sy-vline
WA_KALT_ARC_STR-PLNTY sy-vline
WA_KALT_ARC_STR-PLNNR sy-vline
WA_KALT_ARC_STR-PLNAL sy-vline
WA_KALT_ARC_STR-ZKRIZ sy-vline
WA_KALT_ARC_STR-MANDT sy-vline
WA_KALT_ARC_STR-APPLID sy-vline
WA_KALT_ARC_STR-FORM_KEY sy-vline
WA_KALT_ARC_STR-VERSION sy-vline
WA_KALT_ARC_STR-DESCR sy-vline
WA_KALT_ARC_STR-VBKZ sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.