ABAP Select data from SAP table BIW_ISUWA_WDO_HEAD 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 BIW_ISUWA_WDO_HEAD 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 BIW_ISUWA_WDO_HEAD. 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 BIW_ISUWA_WDO_HEAD 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_BIW_ISUWA_WDO_HEAD TYPE STANDARD TABLE OF BIW_ISUWA_WDO_HEAD, WA_BIW_ISUWA_WDO_HEAD TYPE BIW_ISUWA_WDO_HEAD, 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: <BIW_ISUWA_WDO_HEAD> TYPE BIW_ISUWA_WDO_HEAD. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_BIW_ISUWA_WDO_HEAD. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM BIW_ISUWA_WDO_HEAD INTO TABLE IT_BIW_ISUWA_WDO_HEAD. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM BIW_ISUWA_WDO_HEAD * INTO TABLE @DATA(IT_BIW_ISUWA_WDO_HEAD2). *--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_BIW_ISUWA_WDO_HEAD INDEX 1 INTO DATA(WA_BIW_ISUWA_WDO_HEAD2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_BIW_ISUWA_WDO_HEAD ASSIGNING <BIW_ISUWA_WDO_HEAD>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<BIW_ISUWA_WDO_HEAD>-MANDT = 1.
<BIW_ISUWA_WDO_HEAD>-ORDERNR = 1.
<BIW_ISUWA_WDO_HEAD>-ROUTE = 1.
<BIW_ISUWA_WDO_HEAD>-ORDER_DATE = 1.
<BIW_ISUWA_WDO_HEAD>-ORDER_COUNT = 1.
ENDLOOP. LOOP AT IT_BIW_ISUWA_WDO_HEAD INTO WA_BIW_ISUWA_WDO_HEAD. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_BIW_ISUWA_WDO_HEAD-ORDER_DURA, sy-vline,
WA_BIW_ISUWA_WDO_HEAD-ODURA_UNIT, sy-vline,
WA_BIW_ISUWA_WDO_HEAD-TEXT1, sy-vline,
WA_BIW_ISUWA_WDO_HEAD-TEXT2, sy-vline,
WA_BIW_ISUWA_WDO_HEAD-EDIST_ORDER_ACT, sy-vline,
WA_BIW_ISUWA_WDO_HEAD-MEDST_ACT, sy-vline.
ENDLOOP. *Add any further fields from structure WA_BIW_ISUWA_WDO_HEAD 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_BIW_ISUWA_WDO_HEAD 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_BIW_ISUWA_WDO_HEAD INTO WA_BIW_ISUWA_WDO_HEAD. *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 ORDERNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_BIW_ISUWA_WDO_HEAD-ORDERNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BIW_ISUWA_WDO_HEAD-ORDERNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field ROUTE CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_BIW_ISUWA_WDO_HEAD-ROUTE IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BIW_ISUWA_WDO_HEAD-ROUTE.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field ODURA_UNIT CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_BIW_ISUWA_WDO_HEAD-ODURA_UNIT IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BIW_ISUWA_WDO_HEAD-ODURA_UNIT.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field MEDST_ACT CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_BIW_ISUWA_WDO_HEAD-MEDST_ACT IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_BIW_ISUWA_WDO_HEAD-MEDST_ACT.
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_BIW_ISUWA_WDO_HEAD_STR,
MANDT TYPE STRING,
ORDERNR TYPE STRING,
ROUTE TYPE STRING,
ORDER_DATE TYPE STRING,
ORDER_COUNT TYPE STRING,
ORDER_DURA TYPE STRING,
ODURA_UNIT TYPE STRING,
TEXT1 TYPE STRING,
TEXT2 TYPE STRING,
EDIST_ORDER_ACT TYPE STRING,
MEDST_ACT TYPE STRING,
STATUS TYPE STRING,
UPDMOD TYPE STRING,END OF T_EKKO_STR. DATA: WA_BIW_ISUWA_WDO_HEAD_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_BIW_ISUWA_WDO_HEAD_STR-MANDT sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-ORDERNR sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-ROUTE sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-ORDER_DATE sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-ORDER_COUNT sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-ORDER_DURA sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-ODURA_UNIT sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-TEXT1 sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-TEXT2 sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-EDIST_ORDER_ACT sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-MEDST_ACT sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-STATUS sy-vline
WA_BIW_ISUWA_WDO_HEAD_STR-UPDMOD sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.