ABAP Select data from SAP table DCXMLBATCL 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 DCXMLBATCL 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 DCXMLBATCL. 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 DCXMLBATCL 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_DCXMLBATCL TYPE STANDARD TABLE OF DCXMLBATCL, WA_DCXMLBATCL TYPE DCXMLBATCL, 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: <DCXMLBATCL> TYPE DCXMLBATCL. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_DCXMLBATCL. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM DCXMLBATCL INTO TABLE IT_DCXMLBATCL. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM DCXMLBATCL * INTO TABLE @DATA(IT_DCXMLBATCL2). *--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_DCXMLBATCL INDEX 1 INTO DATA(WA_DCXMLBATCL2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_DCXMLBATCL ASSIGNING <DCXMLBATCL>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<DCXMLBATCL>-LANGU = 1.
<DCXMLBATCL>-CALLBACK = 1.
<DCXMLBATCL>-GUID = 1.
<DCXMLBATCL>-ATOM_TEXT = 1.
<DCXMLBATCL>-STRU_TEXT = 1.
ENDLOOP. LOOP AT IT_DCXMLBATCL INTO WA_DCXMLBATCL. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_DCXMLBATCL-TTYP_TEXT, sy-vline,
WA_DCXMLBATCL-TTYP_MARK, sy-vline,
WA_DCXMLBATCL-ELEM_DISP, sy-vline,
WA_DCXMLBATCL-ELEM_COMM, sy-vline,
WA_DCXMLBATCL-PARAM_TEXT, sy-vline,
WA_DCXMLBATCL-BAPI_TEXT, sy-vline.
ENDLOOP. *Add any further fields from structure WA_DCXMLBATCL 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_DCXMLBATCL 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_DCXMLBATCL INTO WA_DCXMLBATCL. *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 LANGU CALL FUNCTION 'CONVERSION_EXIT_ISOLA_OUTPUT' EXPORTING input = WA_DCXMLBATCL-LANGU IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_DCXMLBATCL-LANGU.
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_DCXMLBATCL_STR,
LANGU TYPE STRING,
CALLBACK TYPE STRING,
GUID TYPE STRING,
ATOM_TEXT TYPE STRING,
STRU_TEXT TYPE STRING,
TTYP_TEXT TYPE STRING,
TTYP_MARK TYPE STRING,
ELEM_DISP TYPE STRING,
ELEM_COMM TYPE STRING,
PARAM_TEXT TYPE STRING,
BAPI_TEXT TYPE STRING,
KEY_DISP TYPE STRING,END OF T_EKKO_STR. DATA: WA_DCXMLBATCL_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_DCXMLBATCL_STR-LANGU sy-vline
WA_DCXMLBATCL_STR-CALLBACK sy-vline
WA_DCXMLBATCL_STR-GUID sy-vline
WA_DCXMLBATCL_STR-ATOM_TEXT sy-vline
WA_DCXMLBATCL_STR-STRU_TEXT sy-vline
WA_DCXMLBATCL_STR-TTYP_TEXT sy-vline
WA_DCXMLBATCL_STR-TTYP_MARK sy-vline
WA_DCXMLBATCL_STR-ELEM_DISP sy-vline
WA_DCXMLBATCL_STR-ELEM_COMM sy-vline
WA_DCXMLBATCL_STR-PARAM_TEXT sy-vline
WA_DCXMLBATCL_STR-BAPI_TEXT sy-vline
WA_DCXMLBATCL_STR-KEY_DISP sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.