ABAP Select data from SAP table VFKONV_FIX 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 VFKONV_FIX 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 VFKONV_FIX. 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 VFKONV_FIX 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_VFKONV_FIX TYPE STANDARD TABLE OF VFKONV_FIX, WA_VFKONV_FIX TYPE VFKONV_FIX, 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: <VFKONV_FIX> TYPE VFKONV_FIX. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_VFKONV_FIX. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM VFKONV_FIX INTO TABLE IT_VFKONV_FIX. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM VFKONV_FIX * INTO TABLE @DATA(IT_VFKONV_FIX2). *--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_VFKONV_FIX INDEX 1 INTO DATA(WA_VFKONV_FIX2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_VFKONV_FIX ASSIGNING <VFKONV_FIX>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<VFKONV_FIX>-KNUMH = 1.
<VFKONV_FIX>-KOPOS = 1.
<VFKONV_FIX>-SCAID = 1.
<VFKONV_FIX>-KRECH = 1.
<VFKONV_FIX>-KPEIN = 1.
ENDLOOP. LOOP AT IT_VFKONV_FIX INTO WA_VFKONV_FIX. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_VFKONV_FIX-LPEIN, sy-vline,
WA_VFKONV_FIX-KMEIN, sy-vline,
WA_VFKONV_FIX-CCBVRR, sy-vline,
WA_VFKONV_FIX-CTBVRR, sy-vline,
WA_VFKONV_FIX-KONMS, sy-vline,
WA_VFKONV_FIX-SCABAS, sy-vline.
ENDLOOP. *Add any further fields from structure WA_VFKONV_FIX 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_VFKONV_FIX 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_VFKONV_FIX INTO WA_VFKONV_FIX. *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 ALPHA, internal->external for field SCAID CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_VFKONV_FIX-SCAID IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VFKONV_FIX-SCAID.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field KMEIN CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_VFKONV_FIX-KMEIN IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VFKONV_FIX-KMEIN.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field KONMS CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_VFKONV_FIX-KONMS IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VFKONV_FIX-KONMS.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field GRMEN CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_VFKONV_FIX-GRMEN IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VFKONV_FIX-GRMEN.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field SVUOF CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_VFKONV_FIX-SVUOF IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VFKONV_FIX-SVUOF.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field CVUOF CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_VFKONV_FIX-CVUOF IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VFKONV_FIX-CVUOF.
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_VFKONV_FIX_STR,
KNUMH TYPE STRING,
KOPOS TYPE STRING,
SCAID TYPE STRING,
KRECH TYPE STRING,
KPEIN TYPE STRING,
LPEIN TYPE STRING,
KMEIN TYPE STRING,
CCBVRR TYPE STRING,
CTBVRR TYPE STRING,
KONMS TYPE STRING,
SCABAS TYPE STRING,
SCATYP TYPE STRING,
SCBVRR TYPE STRING,
SLFNR TYPE STRING,
CATYP TYPE STRING,
SLFNR_LC TYPE STRING,
CATYP_LC TYPE STRING,
KAPPL TYPE STRING,
VFSCBF TYPE STRING,
VFCTYF TYPE STRING,
BRWCL TYPE STRING,
GRMEN TYPE STRING,
SVUOF TYPE STRING,
CVUOF TYPE STRING,
BUGRP TYPE STRING,
MGKUM TYPE STRING,END OF T_EKKO_STR. DATA: WA_VFKONV_FIX_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_VFKONV_FIX_STR-KNUMH sy-vline
WA_VFKONV_FIX_STR-KOPOS sy-vline
WA_VFKONV_FIX_STR-SCAID sy-vline
WA_VFKONV_FIX_STR-KRECH sy-vline
WA_VFKONV_FIX_STR-KPEIN sy-vline
WA_VFKONV_FIX_STR-LPEIN sy-vline
WA_VFKONV_FIX_STR-KMEIN sy-vline
WA_VFKONV_FIX_STR-CCBVRR sy-vline
WA_VFKONV_FIX_STR-CTBVRR sy-vline
WA_VFKONV_FIX_STR-KONMS sy-vline
WA_VFKONV_FIX_STR-SCABAS sy-vline
WA_VFKONV_FIX_STR-SCATYP sy-vline
WA_VFKONV_FIX_STR-SCBVRR sy-vline
WA_VFKONV_FIX_STR-SLFNR sy-vline
WA_VFKONV_FIX_STR-CATYP sy-vline
WA_VFKONV_FIX_STR-SLFNR_LC sy-vline
WA_VFKONV_FIX_STR-CATYP_LC sy-vline
WA_VFKONV_FIX_STR-KAPPL sy-vline
WA_VFKONV_FIX_STR-VFSCBF sy-vline
WA_VFKONV_FIX_STR-VFCTYF sy-vline
WA_VFKONV_FIX_STR-BRWCL sy-vline
WA_VFKONV_FIX_STR-GRMEN sy-vline
WA_VFKONV_FIX_STR-SVUOF sy-vline
WA_VFKONV_FIX_STR-CVUOF sy-vline
WA_VFKONV_FIX_STR-BUGRP sy-vline
WA_VFKONV_FIX_STR-MGKUM sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.