ABAP Select data from SAP table BUS020 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 BUS020 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 BUS020. 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 BUS020 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_BUS020 TYPE STANDARD TABLE OF BUS020, WA_BUS020 TYPE BUS020, 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: <BUS020> TYPE BUS020. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_BUS020. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM BUS020 INTO TABLE IT_BUS020. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM BUS020 * INTO TABLE @DATA(IT_BUS0202). *--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_BUS020 INDEX 1 INTO DATA(WA_BUS0202). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_BUS020 ASSIGNING <BUS020>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<BUS020>-PARTNER = 1.
<BUS020>-ADDRNUMBER = 1.
<BUS020>-XDFADR = 1.
<BUS020>-ADEXT = 1.
<BUS020>-NATION = 1.
ENDLOOP. LOOP AT IT_BUS020 INTO WA_BUS020. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_BUS020-GUID, sy-vline,
WA_BUS020-MOVE_ADDR, sy-vline,
WA_BUS020-DATE_FROM, sy-vline,
WA_BUS020-ADDRESS_GUID, sy-vline,
WA_BUS020-ADDR_VALID_FROM, sy-vline,
WA_BUS020-ADDR_VALID_TO, sy-vline.
ENDLOOP. *Add any further fields from structure WA_BUS020 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_BUS020 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_BUS020 INTO WA_BUS020. *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 PARTNER CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_BUS020-PARTNER IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BUS020-PARTNER.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field ADDRNUMBER CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_BUS020-ADDRNUMBER IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BUS020-ADDRNUMBER.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field MOVE_ADDR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_BUS020-MOVE_ADDR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BUS020-MOVE_ADDR.
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_BUS020_STR,
PARTNER TYPE STRING,
ADDRNUMBER TYPE STRING,
XDFADR TYPE STRING,
ADEXT TYPE STRING,
NATION TYPE STRING,
GUID TYPE STRING,
MOVE_ADDR TYPE STRING,
DATE_FROM TYPE STRING,
ADDRESS_GUID TYPE STRING,
ADDR_VALID_FROM TYPE STRING,
ADDR_VALID_TO TYPE STRING,
ADDR_MOVE_DATE TYPE STRING,END OF T_EKKO_STR. DATA: WA_BUS020_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_BUS020_STR-PARTNER sy-vline
WA_BUS020_STR-ADDRNUMBER sy-vline
WA_BUS020_STR-XDFADR sy-vline
WA_BUS020_STR-ADEXT sy-vline
WA_BUS020_STR-NATION sy-vline
WA_BUS020_STR-GUID sy-vline
WA_BUS020_STR-MOVE_ADDR sy-vline
WA_BUS020_STR-DATE_FROM sy-vline
WA_BUS020_STR-ADDRESS_GUID sy-vline
WA_BUS020_STR-ADDR_VALID_FROM sy-vline
WA_BUS020_STR-ADDR_VALID_TO sy-vline
WA_BUS020_STR-ADDR_MOVE_DATE sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.