ABAP Select data from SAP table SDEMO_BUSINESS_P_BY_ID_R_BP into internal table

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

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

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

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM SDEMO_BUSINESS_P_BY_ID_R_BP
*  INTO TABLE @DATA(IT_SDEMO_BUSINESS_P_BY_ID_R_BP2).
*--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_SDEMO_BUSINESS_P_BY_ID_R_BP INDEX 1 INTO DATA(WA_SDEMO_BUSINESS_P_BY_ID_R_BP2).


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

*To update a field value using a field symbol simply change the value via the field symbol pointer
<SDEMO_BUSINESS_P_BY_ID_R_BP>-CONTROLLER = 1.
<SDEMO_BUSINESS_P_BY_ID_R_BP>-ID = 1.
<SDEMO_BUSINESS_P_BY_ID_R_BP>-ORGANIZATION = 1.
<SDEMO_BUSINESS_P_BY_ID_R_BP>-CONTROLLER = 1.
<SDEMO_BUSINESS_P_BY_ID_R_BP>-COMPANY_NAME = 1.

ENDLOOP.

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

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_SDEMO_BUSINESS_P_BY_ID_R_BP-LEGAL_FORM, sy-vline,
  WA_SDEMO_BUSINESS_P_BY_ID_R_BP-PERSON, sy-vline,
  WA_SDEMO_BUSINESS_P_BY_ID_R_BP-CONTROLLER, sy-vline,
  WA_SDEMO_BUSINESS_P_BY_ID_R_BP-FIRSTNAME, sy-vline,
  WA_SDEMO_BUSINESS_P_BY_ID_R_BP-LASTNAME, sy-vline,
  WA_SDEMO_BUSINESS_P_BY_ID_R_BP-MIDDLENAME, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_SDEMO_BUSINESS_P_BY_ID_R_BP 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_SDEMO_BUSINESS_P_BY_ID_R_BP 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_SDEMO_BUSINESS_P_BY_ID_R_BP INTO WA_SDEMO_BUSINESS_P_BY_ID_R_BP.


*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_SDEMO_BUSINESS_P_BY_ID_R_BP_STR, 
CONTROLLER TYPE STRING,
ID TYPE STRING,
ORGANIZATION TYPE STRING,
CONTROLLER TYPE STRING,
COMPANY_NAME TYPE STRING,
LEGAL_FORM TYPE STRING,
PERSON TYPE STRING,
CONTROLLER TYPE STRING,
FIRSTNAME TYPE STRING,
LASTNAME TYPE STRING,
MIDDLENAME TYPE STRING,
TITLE TYPE STRING,
NICKNAME TYPE STRING,
INITIALS TYPE STRING,
SEX TYPE STRING,
BUSINESS_PARTNER_ROLE TYPE STRING,
TELEPHONE TYPE STRING,
EMAIL TYPE STRING,
WEB_ADDRESS TYPE STRING,
ADDRESS TYPE STRING,END OF T_EKKO_STR.
DATA: WA_SDEMO_BUSINESS_P_BY_ID_R_BP_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_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-CONTROLLER sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-ID sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-ORGANIZATION sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-CONTROLLER sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-COMPANY_NAME sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-LEGAL_FORM sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-PERSON sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-CONTROLLER sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-FIRSTNAME sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-LASTNAME sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-MIDDLENAME sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-TITLE sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-NICKNAME sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-INITIALS sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-SEX sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-BUSINESS_PARTNER_ROLE sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-TELEPHONE sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-EMAIL sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-WEB_ADDRESS sy-vline 
WA_SDEMO_BUSINESS_P_BY_ID_R_BP_STR-ADDRESS sy-vline      INTO ld_text SEPARATED BY SPACE.

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