ABAP Select data from SAP table UKM_S_DISPLAY_SEGMENT 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 UKM_S_DISPLAY_SEGMENT 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 UKM_S_DISPLAY_SEGMENT. 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 UKM_S_DISPLAY_SEGMENT 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_UKM_S_DISPLAY_SEGMENT TYPE STANDARD TABLE OF UKM_S_DISPLAY_SEGMENT, WA_UKM_S_DISPLAY_SEGMENT TYPE UKM_S_DISPLAY_SEGMENT, 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: <UKM_S_DISPLAY_SEGMENT> TYPE UKM_S_DISPLAY_SEGMENT. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_UKM_S_DISPLAY_SEGMENT. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM UKM_S_DISPLAY_SEGMENT INTO TABLE IT_UKM_S_DISPLAY_SEGMENT. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM UKM_S_DISPLAY_SEGMENT * INTO TABLE @DATA(IT_UKM_S_DISPLAY_SEGMENT2). *--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_UKM_S_DISPLAY_SEGMENT INDEX 1 INTO DATA(WA_UKM_S_DISPLAY_SEGMENT2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_UKM_S_DISPLAY_SEGMENT ASSIGNING <UKM_S_DISPLAY_SEGMENT>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<UKM_S_DISPLAY_SEGMENT>-CURRENCY = 1.
<UKM_S_DISPLAY_SEGMENT>-AMOUNT = 1.
<UKM_S_DISPLAY_SEGMENT>-AMOUNT_SEC = 1.
<UKM_S_DISPLAY_SEGMENT>-CREDIT_LIMIT_USED = 1.
<UKM_S_DISPLAY_SEGMENT>-CREDIT_LIMIT_USEDW = 1.
ENDLOOP. LOOP AT IT_UKM_S_DISPLAY_SEGMENT INTO WA_UKM_S_DISPLAY_SEGMENT. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_UKM_S_DISPLAY_SEGMENT-BP_COACH, sy-vline,
WA_UKM_S_DISPLAY_SEGMENT-BP_COACH_LIST, sy-vline,
WA_UKM_S_DISPLAY_SEGMENT-ICON, sy-vline,
WA_UKM_S_DISPLAY_SEGMENT-AMOUNT_DYN, sy-vline,
WA_UKM_S_DISPLAY_SEGMENT-HORIZON_DATE, sy-vline,
WA_UKM_S_DISPLAY_SEGMENT-HORIZON_DAYS, sy-vline.
ENDLOOP. *Add any further fields from structure WA_UKM_S_DISPLAY_SEGMENT 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_UKM_S_DISPLAY_SEGMENT 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_UKM_S_DISPLAY_SEGMENT INTO WA_UKM_S_DISPLAY_SEGMENT. *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 BP_COACH CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_UKM_S_DISPLAY_SEGMENT-BP_COACH IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_UKM_S_DISPLAY_SEGMENT-BP_COACH.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field UPPER_PARTNER CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_UKM_S_DISPLAY_SEGMENT-UPPER_PARTNER IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_UKM_S_DISPLAY_SEGMENT-UPPER_PARTNER.
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_UKM_S_DISPLAY_SEGMENT_STR,
CURRENCY TYPE STRING,
AMOUNT TYPE STRING,
AMOUNT_SEC TYPE STRING,
CREDIT_LIMIT_USED TYPE STRING,
CREDIT_LIMIT_USEDW TYPE STRING,
BP_COACH TYPE STRING,
BP_COACH_LIST TYPE STRING,
ICON TYPE STRING,
AMOUNT_DYN TYPE STRING,
HORIZON_DATE TYPE STRING,
HORIZON_DAYS TYPE STRING,
AMOUNT_GRID TYPE STRING,
LEVEL TYPE STRING,
UPPER_PARTNER TYPE STRING,END OF T_EKKO_STR. DATA: WA_UKM_S_DISPLAY_SEGMENT_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_UKM_S_DISPLAY_SEGMENT_STR-CURRENCY sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-AMOUNT sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-AMOUNT_SEC sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-CREDIT_LIMIT_USED sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-CREDIT_LIMIT_USEDW sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-BP_COACH sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-BP_COACH_LIST sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-ICON sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-AMOUNT_DYN sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-HORIZON_DATE sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-HORIZON_DAYS sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-AMOUNT_GRID sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-LEVEL sy-vline
WA_UKM_S_DISPLAY_SEGMENT_STR-UPPER_PARTNER sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.