ABAP Select data from SAP table VDAD_HIST 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 VDAD_HIST 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 VDAD_HIST. 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 VDAD_HIST 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_VDAD_HIST TYPE STANDARD TABLE OF VDAD_HIST, WA_VDAD_HIST TYPE VDAD_HIST, 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: <VDAD_HIST> TYPE VDAD_HIST. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_VDAD_HIST. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM VDAD_HIST INTO TABLE IT_VDAD_HIST. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM VDAD_HIST * INTO TABLE @DATA(IT_VDAD_HIST2). *--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_VDAD_HIST INDEX 1 INTO DATA(WA_VDAD_HIST2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_VDAD_HIST ASSIGNING <VDAD_HIST>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<VDAD_HIST>-MANDT = 1.
<VDAD_HIST>-BUKRS = 1.
<VDAD_HIST>-RANL = 1.
<VDAD_HIST>-AD_DATE = 1.
<VDAD_HIST>-BILL_NUMBER = 1.
ENDLOOP. LOOP AT IT_VDAD_HIST INTO WA_VDAD_HIST. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_VDAD_HIST-RERF, sy-vline,
WA_VDAD_HIST-TIMESTAMP, sy-vline,
WA_VDAD_HIST-DRAFT_AMOUNT, sy-vline,
WA_VDAD_HIST-CURRENCY, sy-vline,
WA_VDAD_HIST-DUE_DATE, sy-vline,
WA_VDAD_HIST-LOGNUMBER, sy-vline.
ENDLOOP. *Add any further fields from structure WA_VDAD_HIST 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_VDAD_HIST 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_VDAD_HIST INTO WA_VDAD_HIST. *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 RANL CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_VDAD_HIST-RANL IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VDAD_HIST-RANL.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field BILL_NUMBER CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_VDAD_HIST-BILL_NUMBER IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_VDAD_HIST-BILL_NUMBER.
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_VDAD_HIST_STR,
MANDT TYPE STRING,
BUKRS TYPE STRING,
RANL TYPE STRING,
AD_DATE TYPE STRING,
BILL_NUMBER TYPE STRING,
RERF TYPE STRING,
TIMESTAMP TYPE STRING,
DRAFT_AMOUNT TYPE STRING,
CURRENCY TYPE STRING,
DUE_DATE TYPE STRING,
LOGNUMBER TYPE STRING,END OF T_EKKO_STR. DATA: WA_VDAD_HIST_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_VDAD_HIST_STR-MANDT sy-vline
WA_VDAD_HIST_STR-BUKRS sy-vline
WA_VDAD_HIST_STR-RANL sy-vline
WA_VDAD_HIST_STR-AD_DATE sy-vline
WA_VDAD_HIST_STR-BILL_NUMBER sy-vline
WA_VDAD_HIST_STR-RERF sy-vline
WA_VDAD_HIST_STR-TIMESTAMP sy-vline
WA_VDAD_HIST_STR-DRAFT_AMOUNT sy-vline
WA_VDAD_HIST_STR-CURRENCY sy-vline
WA_VDAD_HIST_STR-DUE_DATE sy-vline
WA_VDAD_HIST_STR-LOGNUMBER sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.