ABAP Select data from SAP table HCMFAB_S_PERS_UI0006_27 into internal table

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Below is a number of ABAP code snippets to demonstrate how to select data from SAP HCMFAB_S_PERS_UI0006_27 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 HCMFAB_S_PERS_UI0006_27. 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 HCMFAB_S_PERS_UI0006_27 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_HCMFAB_S_PERS_UI0006_27 TYPE STANDARD TABLE OF HCMFAB_S_PERS_UI0006_27,
      WA_HCMFAB_S_PERS_UI0006_27 TYPE HCMFAB_S_PERS_UI0006_27,
      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: <HCMFAB_S_PERS_UI0006_27> TYPE HCMFAB_S_PERS_UI0006_27.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_HCMFAB_S_PERS_UI0006_27.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM HCMFAB_S_PERS_UI0006_27
  INTO TABLE IT_HCMFAB_S_PERS_UI0006_27.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM HCMFAB_S_PERS_UI0006_27
*  INTO TABLE @DATA(IT_HCMFAB_S_PERS_UI0006_272).
*--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_HCMFAB_S_PERS_UI0006_27 INDEX 1 INTO DATA(WA_HCMFAB_S_PERS_UI0006_272).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_HCMFAB_S_PERS_UI0006_27 ASSIGNING <HCMFAB_S_PERS_UI0006_27>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<HCMFAB_S_PERS_UI0006_27>-OBJECT_KEY = 1.
<HCMFAB_S_PERS_UI0006_27>-PERNR = 1.
<HCMFAB_S_PERS_UI0006_27>-AEDTM = 1.
<HCMFAB_S_PERS_UI0006_27>-UNAME = 1.
<HCMFAB_S_PERS_UI0006_27>-SPRPS = 1.

ENDLOOP.

LOOP AT IT_HCMFAB_S_PERS_UI0006_27 INTO WA_HCMFAB_S_PERS_UI0006_27.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_HCMFAB_S_PERS_UI0006_27-SPRTX, sy-vline,
  WA_HCMFAB_S_PERS_UI0006_27-ITBLD, sy-vline,
  WA_HCMFAB_S_PERS_UI0006_27-ITXEX, sy-vline,
  WA_HCMFAB_S_PERS_UI0006_27-BEGDA, sy-vline,
  WA_HCMFAB_S_PERS_UI0006_27-ENDDA, sy-vline,
  WA_HCMFAB_S_PERS_UI0006_27-ANSSA, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_HCMFAB_S_PERS_UI0006_27 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_HCMFAB_S_PERS_UI0006_27 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_HCMFAB_S_PERS_UI0006_27 INTO WA_HCMFAB_S_PERS_UI0006_27.


*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_HCMFAB_S_PERS_UI0006_27_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,
ANSSA TYPE STRING,
NAME2 TYPE STRING,
TELNR TYPE STRING,
STRAS TYPE STRING,
LOCAT TYPE STRING,
ORT01 TYPE STRING,
COM01 TYPE STRING,
COMTYTXT01 TYPE STRING,
NUM01 TYPE STRING,
COUNC TYPE STRING,
BEZEI01 TYPE STRING,
COM02 TYPE STRING,
COMTYTXT02 TYPE STRING,
NUM02 TYPE STRING,
STATE TYPE STRING,
BEZEI02 TYPE STRING,
COM03 TYPE STRING,
COMTYTXT03 TYPE STRING,
NUM03 TYPE STRING,
LAND1 TYPE STRING,
LANDX TYPE STRING,
COM04 TYPE STRING,
COMTYTXT04 TYPE STRING,
NUM04 TYPE STRING,
COM05 TYPE STRING,
COMTYTXT05 TYPE STRING,
NUM05 TYPE STRING,
WKWNG TYPE STRING,
COM06 TYPE STRING,
COMTYTXT06 TYPE STRING,
NUM06 TYPE STRING,
STEXT TYPE STRING,END OF T_EKKO_STR.
DATA: WA_HCMFAB_S_PERS_UI0006_27_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_HCMFAB_S_PERS_UI0006_27_STR-OBJECT_KEY sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-PERNR sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-AEDTM sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-UNAME sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-SPRPS sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-SPRTX sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-ITBLD sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-ITXEX sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-BEGDA sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-ENDDA sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-ANSSA sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NAME2 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-TELNR sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-STRAS sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-LOCAT sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-ORT01 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COM01 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COMTYTXT01 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NUM01 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COUNC sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-BEZEI01 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COM02 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COMTYTXT02 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NUM02 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-STATE sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-BEZEI02 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COM03 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COMTYTXT03 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NUM03 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-LAND1 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-LANDX sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COM04 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COMTYTXT04 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NUM04 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COM05 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COMTYTXT05 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NUM05 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-WKWNG sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COM06 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-COMTYTXT06 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-NUM06 sy-vline 
WA_HCMFAB_S_PERS_UI0006_27_STR-STEXT sy-vline      INTO ld_text SEPARATED BY SPACE.

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