ABAP Select data from SAP table PPEUIBAL_0310_FCAT_EXT into internal table

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Below is a number of ABAP code snippets to demonstrate how to select data from SAP PPEUIBAL_0310_FCAT_EXT 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 PPEUIBAL_0310_FCAT_EXT. 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 PPEUIBAL_0310_FCAT_EXT 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_PPEUIBAL_0310_FCAT_EXT TYPE STANDARD TABLE OF PPEUIBAL_0310_FCAT_EXT,
      WA_PPEUIBAL_0310_FCAT_EXT TYPE PPEUIBAL_0310_FCAT_EXT,
      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: <PPEUIBAL_0310_FCAT_EXT> TYPE PPEUIBAL_0310_FCAT_EXT.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_PPEUIBAL_0310_FCAT_EXT.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM PPEUIBAL_0310_FCAT_EXT
  INTO TABLE IT_PPEUIBAL_0310_FCAT_EXT.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM PPEUIBAL_0310_FCAT_EXT
*  INTO TABLE @DATA(IT_PPEUIBAL_0310_FCAT_EXT2).
*--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_PPEUIBAL_0310_FCAT_EXT INDEX 1 INTO DATA(WA_PPEUIBAL_0310_FCAT_EXT2).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_PPEUIBAL_0310_FCAT_EXT ASSIGNING <PPEUIBAL_0310_FCAT_EXT>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<PPEUIBAL_0310_FCAT_EXT>-PNAME_FLO = 1.
<PPEUIBAL_0310_FCAT_EXT>-PNAME_CMP = 1.
<PPEUIBAL_0310_FCAT_EXT>-CLASS_CMP = 1.
<PPEUIBAL_0310_FCAT_EXT>-KLART_CMP = 1.
<PPEUIBAL_0310_FCAT_EXT>-PVNAME = 1.

ENDLOOP.

LOOP AT IT_PPEUIBAL_0310_FCAT_EXT INTO WA_PPEUIBAL_0310_FCAT_EXT.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_PPEUIBAL_0310_FCAT_EXT-CMPEXT, sy-vline,
  WA_PPEUIBAL_0310_FCAT_EXT-QUANT, sy-vline,
  WA_PPEUIBAL_0310_FCAT_EXT-UNIT, sy-vline,
  WA_PPEUIBAL_0310_FCAT_EXT-BASEUNIT, sy-vline,
  WA_PPEUIBAL_0310_FCAT_EXT-BESKZ, sy-vline,
  WA_PPEUIBAL_0310_FCAT_EXT-SOBSL, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_PPEUIBAL_0310_FCAT_EXT 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_PPEUIBAL_0310_FCAT_EXT 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_PPEUIBAL_0310_FCAT_EXT INTO WA_PPEUIBAL_0310_FCAT_EXT.


*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 PVNAME
CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT'
  EXPORTING
    input =                      WA_PPEUIBAL_0310_FCAT_EXT-PVNAME
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_PPEUIBAL_0310_FCAT_EXT-PVNAME.
WRITE:/ 'New Value:', ld_input.

*Conversion exit CUNIT, internal->external for field UNIT
CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT'
  EXPORTING
    input =                      WA_PPEUIBAL_0310_FCAT_EXT-UNIT
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_PPEUIBAL_0310_FCAT_EXT-UNIT.
WRITE:/ 'New Value:', ld_input.

*Conversion exit CUNIT, internal->external for field BASEUNIT
CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT'
  EXPORTING
    input =                      WA_PPEUIBAL_0310_FCAT_EXT-BASEUNIT
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_PPEUIBAL_0310_FCAT_EXT-BASEUNIT.
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_PPEUIBAL_0310_FCAT_EXT_STR, 
PNAME_FLO TYPE STRING,
PNAME_CMP TYPE STRING,
CLASS_CMP TYPE STRING,
KLART_CMP TYPE STRING,
PVNAME TYPE STRING,
CMPEXT TYPE STRING,
QUANT TYPE STRING,
UNIT TYPE STRING,
BASEUNIT TYPE STRING,
BESKZ TYPE STRING,
SOBSL TYPE STRING,
PRVBE TYPE STRING,
PNAME_ACT TYPE STRING,
CLASS_ACT TYPE STRING,
KLART_ACT TYPE STRING,
ACTSEQ TYPE STRING,
PNAME_MOD TYPE STRING,END OF T_EKKO_STR.
DATA: WA_PPEUIBAL_0310_FCAT_EXT_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_PPEUIBAL_0310_FCAT_EXT_STR-PNAME_FLO sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-PNAME_CMP sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-CLASS_CMP sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-KLART_CMP sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-PVNAME sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-CMPEXT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-QUANT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-UNIT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-BASEUNIT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-BESKZ sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-SOBSL sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-PRVBE sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-PNAME_ACT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-CLASS_ACT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-KLART_ACT sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-ACTSEQ sy-vline 
WA_PPEUIBAL_0310_FCAT_EXT_STR-PNAME_MOD sy-vline      INTO ld_text SEPARATED BY SPACE.

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