ABAP Select data from SAP table GENFMS_DTBUDG into internal table

Get Example source ABAP code based on a different SAP table
  

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

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

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

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM GENFMS_DTBUDG
*  INTO TABLE @DATA(IT_GENFMS_DTBUDG2).
*--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_GENFMS_DTBUDG INDEX 1 INTO DATA(WA_GENFMS_DTBUDG2).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_GENFMS_DTBUDG ASSIGNING <GENFMS_DTBUDG>.
*To update a field value using a field symbol simply change the value via the field symbol pointer
<GENFMS_DTBUDG>-RLDNR = 1.
<GENFMS_DTBUDG>-RVERS = 1.
<GENFMS_DTBUDG>-RYEAR = 1.
<GENFMS_DTBUDG>-FDCT = 1.
<GENFMS_DTBUDG>-CMIT = 1.
ENDLOOP.

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

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_GENFMS_DTBUDG-FUND, sy-vline,
WA_GENFMS_DTBUDG-FNAR, sy-vline,
WA_GENFMS_DTBUDG-FDPR, sy-vline,
WA_GENFMS_DTBUDG-PROCESS_9, sy-vline,
WA_GENFMS_DTBUDG-BUDTYPE_9, sy-vline,
WA_GENFMS_DTBUDG-AMLT, sy-vline.
ENDLOOP. *Add any further fields from structure WA_GENFMS_DTBUDG 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_GENFMS_DTBUDG 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_GENFMS_DTBUDG INTO WA_GENFMS_DTBUDG. *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 RLDNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_GENFMS_DTBUDG-RLDNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GENFMS_DTBUDG-RLDNR.
WRITE:/ 'New Value:', ld_input.

*Conversion exit ALPHA, internal->external for field RVERS CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_GENFMS_DTBUDG-RVERS IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GENFMS_DTBUDG-RVERS.
WRITE:/ 'New Value:', ld_input.

*Conversion exit GJAHR, internal->external for field RYEAR CALL FUNCTION 'CONVERSION_EXIT_GJAHR_OUTPUT' EXPORTING input = WA_GENFMS_DTBUDG-RYEAR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GENFMS_DTBUDG-RYEAR.
WRITE:/ 'New Value:', ld_input.

*Conversion exit FMCIL, internal->external for field CMIT CALL FUNCTION 'CONVERSION_EXIT_FMCIL_OUTPUT' EXPORTING input = WA_GENFMS_DTBUDG-CMIT IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_GENFMS_DTBUDG-CMIT.
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_GENFMS_DTBUDG_STR,
RLDNR TYPE STRING,
RVERS TYPE STRING,
RYEAR TYPE STRING,
FDCT TYPE STRING,
CMIT TYPE STRING,
FUND TYPE STRING,
FNAR TYPE STRING,
FDPR TYPE STRING,
PROCESS_9 TYPE STRING,
BUDTYPE_9 TYPE STRING,
AMLT TYPE STRING,
LCURR TYPE STRING,END OF T_EKKO_STR. DATA: WA_GENFMS_DTBUDG_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_GENFMS_DTBUDG_STR-RLDNR sy-vline
WA_GENFMS_DTBUDG_STR-RVERS sy-vline
WA_GENFMS_DTBUDG_STR-RYEAR sy-vline
WA_GENFMS_DTBUDG_STR-FDCT sy-vline
WA_GENFMS_DTBUDG_STR-CMIT sy-vline
WA_GENFMS_DTBUDG_STR-FUND sy-vline
WA_GENFMS_DTBUDG_STR-FNAR sy-vline
WA_GENFMS_DTBUDG_STR-FDPR sy-vline
WA_GENFMS_DTBUDG_STR-PROCESS_9 sy-vline
WA_GENFMS_DTBUDG_STR-BUDTYPE_9 sy-vline
WA_GENFMS_DTBUDG_STR-AMLT sy-vline
WA_GENFMS_DTBUDG_STR-LCURR sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.