ABAP Select data from SAP table UDDICL_FIND_RELATED_BUSINESSES into internal table

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

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

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

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM UDDICL_FIND_RELATED_BUSINESSES
*  INTO TABLE @DATA(IT_UDDICL_FIND_RELATED_BUSINESSES2).
*--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_UDDICL_FIND_RELATED_BUSINESSES INDEX 1 INTO DATA(WA_UDDICL_FIND_RELATED_BUSINESSES2).


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

*To update a field value using a field symbol simply change the value via the field symbol pointer
<UDDICL_FIND_RELATED_BUSINESSES>-GENERIC = 1.
<UDDICL_FIND_RELATED_BUSINESSES>-MAX_ROWS = 1.
<UDDICL_FIND_RELATED_BUSINESSES>-FIND_QUALIFIERS = 1.
<UDDICL_FIND_RELATED_BUSINESSES>-BUSINESS_KEY = 1.
<UDDICL_FIND_RELATED_BUSINESSES>-KEYED_REFERENCE = 1.

ENDLOOP.

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

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_UDDICL_FIND_RELATED_BUSINESSES-TMODELKEY, sy-vline,
  WA_UDDICL_FIND_RELATED_BUSINESSES-KEYNAME, sy-vline,
  WA_UDDICL_FIND_RELATED_BUSINESSES-KEYVALUE, sy-vline,
ENDLOOP.
   
*Add any further fields from structure WA_UDDICL_FIND_RELATED_BUSINESSES 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_UDDICL_FIND_RELATED_BUSINESSES 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_UDDICL_FIND_RELATED_BUSINESSES INTO WA_UDDICL_FIND_RELATED_BUSINESSES.


*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_UDDICL_FIND_RELATED_BUSINESSES_STR, 
GENERIC TYPE STRING,
MAX_ROWS TYPE STRING,
FIND_QUALIFIERS TYPE STRING,
BUSINESS_KEY TYPE STRING,
KEYED_REFERENCE TYPE STRING,
TMODELKEY TYPE STRING,
KEYNAME TYPE STRING,
KEYVALUE TYPE STRING,END OF T_EKKO_STR.
DATA: WA_UDDICL_FIND_RELATED_BUSINESSES_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_UDDICL_FIND_RELATED_BUSINESSES_STR-GENERIC sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-MAX_ROWS sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-FIND_QUALIFIERS sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-BUSINESS_KEY sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-KEYED_REFERENCE sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-TMODELKEY sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-KEYNAME sy-vline 
WA_UDDICL_FIND_RELATED_BUSINESSES_STR-KEYVALUE sy-vline      INTO ld_text SEPARATED BY SPACE.

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