ABAP Select data from SAP table HCMT_BSP_PA_CH_R0046 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_CH_R0046 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_CH_R0046. 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_CH_R0046 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_CH_R0046 TYPE STANDARD TABLE OF HCMT_BSP_PA_CH_R0046,
      WA_HCMT_BSP_PA_CH_R0046 TYPE HCMT_BSP_PA_CH_R0046,
      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_CH_R0046> TYPE HCMT_BSP_PA_CH_R0046.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_HCMT_BSP_PA_CH_R0046.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM HCMT_BSP_PA_CH_R0046
  INTO TABLE IT_HCMT_BSP_PA_CH_R0046.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM HCMT_BSP_PA_CH_R0046
*  INTO TABLE @DATA(IT_HCMT_BSP_PA_CH_R00462).
*--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_CH_R0046 INDEX 1 INTO DATA(WA_HCMT_BSP_PA_CH_R00462).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_HCMT_BSP_PA_CH_R0046 ASSIGNING <HCMT_BSP_PA_CH_R0046>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<HCMT_BSP_PA_CH_R0046>-OBJECT_KEY = 1.
<HCMT_BSP_PA_CH_R0046>-PERNR = 1.
<HCMT_BSP_PA_CH_R0046>-AEDTM = 1.
<HCMT_BSP_PA_CH_R0046>-UNAME = 1.
<HCMT_BSP_PA_CH_R0046>-SPRPS = 1.

ENDLOOP.

LOOP AT IT_HCMT_BSP_PA_CH_R0046 INTO WA_HCMT_BSP_PA_CH_R0046.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_HCMT_BSP_PA_CH_R0046-SPRTX, sy-vline,
  WA_HCMT_BSP_PA_CH_R0046-ITBLD, sy-vline,
  WA_HCMT_BSP_PA_CH_R0046-ITXEX, sy-vline,
  WA_HCMT_BSP_PA_CH_R0046-BEGDA, sy-vline,
  WA_HCMT_BSP_PA_CH_R0046-ENDDA, sy-vline,
  WA_HCMT_BSP_PA_CH_R0046-VSGES, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_HCMT_BSP_PA_CH_R0046 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_CH_R0046 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_CH_R0046 INTO WA_HCMT_BSP_PA_CH_R0046.


*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.
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_CH_R0046_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,
VSGES TYPE STRING,
VTEXT01 TYPE STRING,
VSART TYPE STRING,
VTEXT02 TYPE STRING,
EINTV TYPE STRING,
VSNUM TYPE STRING,
BVTXT TYPE STRING,
PRBAS TYPE STRING,
WAE01 TYPE STRING,
KOORD TYPE STRING,
WAE03 TYPE STRING,
VSPRA TYPE STRING,
WAE02 TYPE STRING,
PRAAG TYPE STRING,
WAE04 TYPE STRING,
EINTT TYPE STRING,
EINFZ TYPE STRING,
RENBG TYPE STRING,
ERHSP TYPE STRING,
VSSUM TYPE STRING,
WAE05 TYPE STRING,
RESKO TYPE STRING,
RESKOUNIT TYPE STRING,
INVJL TYPE STRING,
WAE06 TYPE STRING,
INVPR TYPE STRING,
INVUNIT TYPE STRING,END OF T_EKKO_STR.
DATA: WA_HCMT_BSP_PA_CH_R0046_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_CH_R0046_STR-OBJECT_KEY sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-PERNR sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-AEDTM sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-UNAME sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-SPRPS sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-SPRTX sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-ITBLD sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-ITXEX sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-BEGDA sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-ENDDA sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VSGES sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VTEXT01 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VSART sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VTEXT02 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-EINTV sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VSNUM sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-BVTXT sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-PRBAS sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-WAE01 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-KOORD sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-WAE03 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VSPRA sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-WAE02 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-PRAAG sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-WAE04 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-EINTT sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-EINFZ sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-RENBG sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-ERHSP sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-VSSUM sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-WAE05 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-RESKO sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-RESKOUNIT sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-INVJL sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-WAE06 sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-INVPR sy-vline 
WA_HCMT_BSP_PA_CH_R0046_STR-INVUNIT sy-vline      INTO ld_text SEPARATED BY SPACE.

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