ABAP Select data from SAP table VRS_COMPARE_ITEM 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 VRS_COMPARE_ITEM 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 VRS_COMPARE_ITEM. 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 VRS_COMPARE_ITEM 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_VRS_COMPARE_ITEM TYPE STANDARD TABLE OF VRS_COMPARE_ITEM, WA_VRS_COMPARE_ITEM TYPE VRS_COMPARE_ITEM, 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: <VRS_COMPARE_ITEM> TYPE VRS_COMPARE_ITEM. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_VRS_COMPARE_ITEM. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM VRS_COMPARE_ITEM INTO TABLE IT_VRS_COMPARE_ITEM. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM VRS_COMPARE_ITEM * INTO TABLE @DATA(IT_VRS_COMPARE_ITEM2). *--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_VRS_COMPARE_ITEM INDEX 1 INTO DATA(WA_VRS_COMPARE_ITEM2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_VRS_COMPARE_ITEM ASSIGNING <VRS_COMPARE_ITEM>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<VRS_COMPARE_ITEM>-FRAGID = 1.
<VRS_COMPARE_ITEM>-FRAGMENT = 1.
<VRS_COMPARE_ITEM>-FRAGNAME = 1.
<VRS_COMPARE_ITEM>-SYSID_A = 1.
<VRS_COMPARE_ITEM>-TRKORR_A = 1.
ENDLOOP. LOOP AT IT_VRS_COMPARE_ITEM INTO WA_VRS_COMPARE_ITEM. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_VRS_COMPARE_ITEM-VERSNO_A, sy-vline,
WA_VRS_COMPARE_ITEM-SYSID_B, sy-vline,
WA_VRS_COMPARE_ITEM-TRKORR_B, sy-vline,
WA_VRS_COMPARE_ITEM-VERSNO_B, sy-vline,
WA_VRS_COMPARE_ITEM-PGMID, sy-vline,
WA_VRS_COMPARE_ITEM-OBJECT, sy-vline.
ENDLOOP. *Add any further fields from structure WA_VRS_COMPARE_ITEM 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_VRS_COMPARE_ITEM 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_VRS_COMPARE_ITEM INTO WA_VRS_COMPARE_ITEM. *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 ISOLA, internal->external for field MASTERLANG_A CALL FUNCTION 'CONVERSION_EXIT_ISOLA_OUTPUT' EXPORTING input = WA_VRS_COMPARE_ITEM-MASTERLANG_A IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VRS_COMPARE_ITEM-MASTERLANG_A.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ISOLA, internal->external for field MASTERLANG_B CALL FUNCTION 'CONVERSION_EXIT_ISOLA_OUTPUT' EXPORTING input = WA_VRS_COMPARE_ITEM-MASTERLANG_B IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VRS_COMPARE_ITEM-MASTERLANG_B.
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_VRS_COMPARE_ITEM_STR,
FRAGID TYPE STRING,
FRAGMENT TYPE STRING,
FRAGNAME TYPE STRING,
SYSID_A TYPE STRING,
TRKORR_A TYPE STRING,
VERSNO_A TYPE STRING,
SYSID_B TYPE STRING,
TRKORR_B TYPE STRING,
VERSNO_B TYPE STRING,
PGMID TYPE STRING,
OBJECT TYPE STRING,
OBJ_NAME TYPE STRING,
RFCDEST_A TYPE STRING,
RFCDEST_B TYPE STRING,
DEVCLASS_A TYPE STRING,
DEVCLASS_B TYPE STRING,
MASTERLANG_A TYPE STRING,
MASTERLANG_B TYPE STRING,
EQUAL TYPE STRING,
NONVERSIONABLE TYPE STRING,
NOT_READABLE TYPE STRING,
NOT_COMPARABLE TYPE STRING,END OF T_EKKO_STR. DATA: WA_VRS_COMPARE_ITEM_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_VRS_COMPARE_ITEM_STR-FRAGID sy-vline
WA_VRS_COMPARE_ITEM_STR-FRAGMENT sy-vline
WA_VRS_COMPARE_ITEM_STR-FRAGNAME sy-vline
WA_VRS_COMPARE_ITEM_STR-SYSID_A sy-vline
WA_VRS_COMPARE_ITEM_STR-TRKORR_A sy-vline
WA_VRS_COMPARE_ITEM_STR-VERSNO_A sy-vline
WA_VRS_COMPARE_ITEM_STR-SYSID_B sy-vline
WA_VRS_COMPARE_ITEM_STR-TRKORR_B sy-vline
WA_VRS_COMPARE_ITEM_STR-VERSNO_B sy-vline
WA_VRS_COMPARE_ITEM_STR-PGMID sy-vline
WA_VRS_COMPARE_ITEM_STR-OBJECT sy-vline
WA_VRS_COMPARE_ITEM_STR-OBJ_NAME sy-vline
WA_VRS_COMPARE_ITEM_STR-RFCDEST_A sy-vline
WA_VRS_COMPARE_ITEM_STR-RFCDEST_B sy-vline
WA_VRS_COMPARE_ITEM_STR-DEVCLASS_A sy-vline
WA_VRS_COMPARE_ITEM_STR-DEVCLASS_B sy-vline
WA_VRS_COMPARE_ITEM_STR-MASTERLANG_A sy-vline
WA_VRS_COMPARE_ITEM_STR-MASTERLANG_B sy-vline
WA_VRS_COMPARE_ITEM_STR-EQUAL sy-vline
WA_VRS_COMPARE_ITEM_STR-NONVERSIONABLE sy-vline
WA_VRS_COMPARE_ITEM_STR-NOT_READABLE sy-vline
WA_VRS_COMPARE_ITEM_STR-NOT_COMPARABLE sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.