ABAP Select data from SAP table HCMT_BSP_PA_GB_R0442 into internal table

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Below is a number of ABAP code snippets to demonstrate how to select data from SAP HCMT_BSP_PA_GB_R0442 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 HCMT_BSP_PA_GB_R0442. 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 HCMT_BSP_PA_GB_R0442 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_HCMT_BSP_PA_GB_R0442 TYPE STANDARD TABLE OF HCMT_BSP_PA_GB_R0442,
      WA_HCMT_BSP_PA_GB_R0442 TYPE HCMT_BSP_PA_GB_R0442,
      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: <HCMT_BSP_PA_GB_R0442> TYPE HCMT_BSP_PA_GB_R0442.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_HCMT_BSP_PA_GB_R0442.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM HCMT_BSP_PA_GB_R0442
  INTO TABLE IT_HCMT_BSP_PA_GB_R0442.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM HCMT_BSP_PA_GB_R0442
*  INTO TABLE @DATA(IT_HCMT_BSP_PA_GB_R04422).
*--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_HCMT_BSP_PA_GB_R0442 INDEX 1 INTO DATA(WA_HCMT_BSP_PA_GB_R04422).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_HCMT_BSP_PA_GB_R0442 ASSIGNING <HCMT_BSP_PA_GB_R0442>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<HCMT_BSP_PA_GB_R0442>-OBJECT_KEY = 1.
<HCMT_BSP_PA_GB_R0442>-PERNR = 1.
<HCMT_BSP_PA_GB_R0442>-AEDTM = 1.
<HCMT_BSP_PA_GB_R0442>-UNAME = 1.
<HCMT_BSP_PA_GB_R0442>-SPRPS = 1.

ENDLOOP.

LOOP AT IT_HCMT_BSP_PA_GB_R0442 INTO WA_HCMT_BSP_PA_GB_R0442.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_HCMT_BSP_PA_GB_R0442-SPRTX, sy-vline,
  WA_HCMT_BSP_PA_GB_R0442-ITBLD, sy-vline,
  WA_HCMT_BSP_PA_GB_R0442-ITXEX, sy-vline,
  WA_HCMT_BSP_PA_GB_R0442-BEGDA, sy-vline,
  WA_HCMT_BSP_PA_GB_R0442-ENDDA, sy-vline,
  WA_HCMT_BSP_PA_GB_R0442-PSALL, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_HCMT_BSP_PA_GB_R0442 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_HCMT_BSP_PA_GB_R0442 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_HCMT_BSP_PA_GB_R0442 INTO WA_HCMT_BSP_PA_GB_R0442.


*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 MAINNO
CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT'
  EXPORTING
    input =                      WA_HCMT_BSP_PA_GB_R0442-MAINNO
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_HCMT_BSP_PA_GB_R0442-MAINNO.
WRITE:/ 'New Value:', ld_input.

*Conversion exit ALPHA, internal->external for field SUBNO
CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT'
  EXPORTING
    input =                      WA_HCMT_BSP_PA_GB_R0442-SUBNO
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_HCMT_BSP_PA_GB_R0442-SUBNO.
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_HCMT_BSP_PA_GB_R0442_STR, 
OBJECT_KEY TYPE STRING,
PERNR TYPE STRING,
AEDTM TYPE STRING,
UNAME TYPE STRING,
SPRPS TYPE STRING,
SPRTX TYPE STRING,
ITBLD TYPE STRING,
ITXEX TYPE STRING,
BEGDA TYPE STRING,
ENDDA TYPE STRING,
PSALL TYPE STRING,
CMPID TYPE STRING,
LEASC TYPE STRING,
DSCNT TYPE STRING,
CARRG TYPE STRING,
CCSSC TYPE STRING,
POLLC TYPE STRING,
PKWTX TYPE STRING,
PERTX TYPE STRING,
PCTXT TYPE STRING,
P46CID TYPE STRING,
P46CDT TYPE STRING,
MNTTX TYPE STRING,
CVPSH TYPE STRING,
STEXT TYPE STRING,
FTEXT TYPE STRING,
CVFSH TYPE STRING,
VAN_EMISSION TYPE STRING,
NPBIK TYPE STRING,
SLSAC TYPE STRING,
FSLSC TYPE STRING,
NOXVL TYPE STRING,
CWLTP TYPE STRING,
EMVAZ TYPE STRING,
VEHCL TYPE STRING,
FACTO TYPE STRING,
EGTXT TYPE STRING,
MODEL TYPE STRING,
MTEXT TYPE STRING,
CUBIC TYPE STRING,
TTYDP TYPE STRING,
TDTXT TYPE STRING,
CO2EM TYPE STRING,
BUYDA TYPE STRING,
REGNO TYPE STRING,
RGNDA TYPE STRING,
BUKRS TYPE STRING,
ASTNO TYPE STRING,
MAINNO TYPE STRING,
SUBNO TYPE STRING,
TEXT TYPE STRING,
RANGE TYPE STRING,
UAVAL TYPE STRING,
REASN TYPE STRING,
LISTP TYPE STRING,
CRNC1 TYPE STRING,
ACCSS TYPE STRING,
CRNC2 TYPE STRING,
ADDAC TYPE STRING,
CRNC3 TYPE STRING,
PAIDP TYPE STRING,
CRNC4 TYPE STRING,
ONEPD TYPE STRING,
CRNC5 TYPE STRING,
CALCB TYPE STRING,
BNFTV TYPE STRING,
REGPD TYPE STRING,
CRNCY TYPE STRING,
PAYMO TYPE STRING,
MODTX TYPE STRING,
INCFL TYPE STRING,
FUELR TYPE STRING,
PRVDR TYPE STRING,
DUTDR TYPE STRING,
DSTNC TYPE STRING,
FREEM TYPE STRING,
INSUR TYPE STRING,
MNTRL TYPE STRING,
DSTN2 TYPE STRING,END OF T_EKKO_STR.
DATA: WA_HCMT_BSP_PA_GB_R0442_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_HCMT_BSP_PA_GB_R0442_STR-OBJECT_KEY sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PERNR sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-AEDTM sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-UNAME sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-SPRPS sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-SPRTX sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ITBLD sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ITXEX sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-BEGDA sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ENDDA sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PSALL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CMPID sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-LEASC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-DSCNT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CARRG sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CCSSC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-POLLC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PKWTX sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PERTX sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PCTXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-P46CID sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-P46CDT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-MNTTX sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CVPSH sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-STEXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-FTEXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CVFSH sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-VAN_EMISSION sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-NPBIK sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-SLSAC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-FSLSC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-NOXVL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CWLTP sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-EMVAZ sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-VEHCL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-FACTO sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-EGTXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-MODEL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-MTEXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CUBIC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-TTYDP sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-TDTXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CO2EM sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-BUYDA sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-REGNO sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-RGNDA sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-BUKRS sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ASTNO sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-MAINNO sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-SUBNO sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-TEXT sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-RANGE sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-UAVAL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-REASN sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-LISTP sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CRNC1 sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ACCSS sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CRNC2 sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ADDAC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CRNC3 sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PAIDP sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CRNC4 sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-ONEPD sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CRNC5 sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CALCB sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-BNFTV sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-REGPD sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-CRNCY sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PAYMO sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-MODTX sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-INCFL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-FUELR sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-PRVDR sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-DUTDR sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-DSTNC sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-FREEM sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-INSUR sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-MNTRL sy-vline 
WA_HCMT_BSP_PA_GB_R0442_STR-DSTN2 sy-vline      INTO ld_text SEPARATED BY SPACE.

*Add any further fields from structure WA_EKKO_STR you want to CONCATENATE...
ENDLOOP.
ENDFORM.