ABAP Select data from SAP table USMDZ6_S_ACCCCDET_WITH_ACCOUNT into internal table

Get Example source ABAP code based on a different SAP table
  Get ABAP code

Below is a number of ABAP code snippets to demonstrate how to select data from SAP USMDZ6_S_ACCCCDET_WITH_ACCOUNT 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 USMDZ6_S_ACCCCDET_WITH_ACCOUNT. 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 USMDZ6_S_ACCCCDET_WITH_ACCOUNT 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_USMDZ6_S_ACCCCDET_WITH_ACCOUNT TYPE STANDARD TABLE OF USMDZ6_S_ACCCCDET_WITH_ACCOUNT,
      WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT TYPE USMDZ6_S_ACCCCDET_WITH_ACCOUNT,
      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: <USMDZ6_S_ACCCCDET_WITH_ACCOUNT> TYPE USMDZ6_S_ACCCCDET_WITH_ACCOUNT.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_USMDZ6_S_ACCCCDET_WITH_ACCOUNT.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM USMDZ6_S_ACCCCDET_WITH_ACCOUNT
  INTO TABLE IT_USMDZ6_S_ACCCCDET_WITH_ACCOUNT.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM USMDZ6_S_ACCCCDET_WITH_ACCOUNT
*  INTO TABLE @DATA(IT_USMDZ6_S_ACCCCDET_WITH_ACCOUNT2).
*--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_USMDZ6_S_ACCCCDET_WITH_ACCOUNT INDEX 1 INTO DATA(WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT2).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_USMDZ6_S_ACCCCDET_WITH_ACCOUNT ASSIGNING <USMDZ6_S_ACCCCDET_WITH_ACCOUNT>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<USMDZ6_S_ACCCCDET_WITH_ACCOUNT>-COA = 1.
<USMDZ6_S_ACCCCDET_WITH_ACCOUNT>-ACCOUNT = 1.
<USMDZ6_S_ACCCCDET_WITH_ACCOUNT>-COMPCODE = 1.
<USMDZ6_S_ACCCCDET_WITH_ACCOUNT>-CURRACC = 1.
<USMDZ6_S_ACCCCDET_WITH_ACCOUNT>-ACCGRPACC = 1.

ENDLOOP.

LOOP AT IT_USMDZ6_S_ACCCCDET_WITH_ACCOUNT INTO WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-ACCTYP, sy-vline,
  WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-ACCPLTYP, sy-vline,
  WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-FSIACC, sy-vline,
  WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-FUNCACC, sy-vline,
  WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-S4ACCTYP, sy-vline,
ENDLOOP.
   
*Add any further fields from structure WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT 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_USMDZ6_S_ACCCCDET_WITH_ACCOUNT 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_USMDZ6_S_ACCCCDET_WITH_ACCOUNT INTO WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT.


*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 ACCOUNT
CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT'
  EXPORTING
    input =                      WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-ACCOUNT
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-ACCOUNT.
WRITE:/ 'New Value:', ld_input.

*Conversion exit ALPHA, internal->external for field FSIACC
CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT'
  EXPORTING
    input =                      WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-FSIACC
  IMPORTING
    output =                     ld_input.
WRITE:/ 'Org Value:', WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT-FSIACC.
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_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR, 
COA TYPE STRING,
ACCOUNT TYPE STRING,
COMPCODE TYPE STRING,
CURRACC TYPE STRING,
ACCGRPACC TYPE STRING,
ACCTYP TYPE STRING,
ACCPLTYP TYPE STRING,
FSIACC TYPE STRING,
FUNCACC TYPE STRING,
S4ACCTYP TYPE STRING,END OF T_EKKO_STR.
DATA: WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_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_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-COA sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-ACCOUNT sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-COMPCODE sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-CURRACC sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-ACCGRPACC sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-ACCTYP sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-ACCPLTYP sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-FSIACC sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-FUNCACC sy-vline 
WA_USMDZ6_S_ACCCCDET_WITH_ACCOUNT_STR-S4ACCTYP sy-vline      INTO ld_text SEPARATED BY SPACE.

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