ABAP Select data from SAP table WSTI_GM 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 WSTI_GM 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 WSTI_GM. 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 WSTI_GM 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_WSTI_GM TYPE STANDARD TABLE OF WSTI_GM, WA_WSTI_GM TYPE WSTI_GM, 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: <WSTI_GM> TYPE WSTI_GM. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_WSTI_GM. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM WSTI_GM INTO TABLE IT_WSTI_GM. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM WSTI_GM * INTO TABLE @DATA(IT_WSTI_GM2). *--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_WSTI_GM INDEX 1 INTO DATA(WA_WSTI_GM2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_WSTI_GM ASSIGNING <WSTI_GM>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<WSTI_GM>-MATNR = 1.
<WSTI_GM>-MBLNR = 1.
<WSTI_GM>-MJAHR = 1.
<WSTI_GM>-ZEILE = 1.
<WSTI_GM>-IBLNR = 1.
ENDLOOP. LOOP AT IT_WSTI_GM INTO WA_WSTI_GM. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_WSTI_GM-GJAHR, sy-vline,
WA_WSTI_GM-ZEILI, sy-vline,
WA_WSTI_GM-CPU_DT, sy-vline,
WA_WSTI_GM-BUDAT, sy-vline,
WA_WSTI_GM-PACKAGE_ID, sy-vline,
WA_WSTI_GM-ORIGIN, sy-vline.
ENDLOOP. *Add any further fields from structure WA_WSTI_GM 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_WSTI_GM 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_WSTI_GM INTO WA_WSTI_GM. *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 MATN1, internal->external for field MATNR CALL FUNCTION 'CONVERSION_EXIT_MATN1_OUTPUT' EXPORTING input = WA_WSTI_GM-MATNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-MATNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field MBLNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_WSTI_GM-MBLNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-MBLNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit GJAHR, internal->external for field MJAHR CALL FUNCTION 'CONVERSION_EXIT_GJAHR_OUTPUT' EXPORTING input = WA_WSTI_GM-MJAHR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-MJAHR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field IBLNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_WSTI_GM-IBLNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-IBLNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit GJAHR, internal->external for field GJAHR CALL FUNCTION 'CONVERSION_EXIT_GJAHR_OUTPUT' EXPORTING input = WA_WSTI_GM-GJAHR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-GJAHR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field LIFNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_WSTI_GM-LIFNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-LIFNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit CUNIT, internal->external for field ERFME CALL FUNCTION 'CONVERSION_EXIT_CUNIT_OUTPUT' EXPORTING input = WA_WSTI_GM-ERFME IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-ERFME.
WRITE:/ 'New Value:', ld_input.
*Conversion exit MATN1, internal->external for field MATBF CALL FUNCTION 'CONVERSION_EXIT_MATN1_OUTPUT' EXPORTING input = WA_WSTI_GM-MATBF IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_WSTI_GM-MATBF.
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_WSTI_GM_STR,
MATNR TYPE STRING,
MBLNR TYPE STRING,
MJAHR TYPE STRING,
ZEILE TYPE STRING,
IBLNR TYPE STRING,
GJAHR TYPE STRING,
ZEILI TYPE STRING,
CPU_DT TYPE STRING,
BUDAT TYPE STRING,
PACKAGE_ID TYPE STRING,
ORIGIN TYPE STRING,
SOBKZ TYPE STRING,
LIFNR TYPE STRING,
CHARG TYPE STRING,
ERFME TYPE STRING,
MATBF TYPE STRING,
AGG_VALUE_ART TYPE STRING,
RACK_JOBBER TYPE STRING,
XBUIB_DONE TYPE STRING,
BEFORE TYPE STRING,
AFTER TYPE STRING,
REVERSAL TYPE STRING,
DOCNUM TYPE STRING,
RETAIL_CSGMT TYPE STRING,END OF T_EKKO_STR. DATA: WA_WSTI_GM_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_WSTI_GM_STR-MATNR sy-vline
WA_WSTI_GM_STR-MBLNR sy-vline
WA_WSTI_GM_STR-MJAHR sy-vline
WA_WSTI_GM_STR-ZEILE sy-vline
WA_WSTI_GM_STR-IBLNR sy-vline
WA_WSTI_GM_STR-GJAHR sy-vline
WA_WSTI_GM_STR-ZEILI sy-vline
WA_WSTI_GM_STR-CPU_DT sy-vline
WA_WSTI_GM_STR-BUDAT sy-vline
WA_WSTI_GM_STR-PACKAGE_ID sy-vline
WA_WSTI_GM_STR-ORIGIN sy-vline
WA_WSTI_GM_STR-SOBKZ sy-vline
WA_WSTI_GM_STR-LIFNR sy-vline
WA_WSTI_GM_STR-CHARG sy-vline
WA_WSTI_GM_STR-ERFME sy-vline
WA_WSTI_GM_STR-MATBF sy-vline
WA_WSTI_GM_STR-AGG_VALUE_ART sy-vline
WA_WSTI_GM_STR-RACK_JOBBER sy-vline
WA_WSTI_GM_STR-XBUIB_DONE sy-vline
WA_WSTI_GM_STR-BEFORE sy-vline
WA_WSTI_GM_STR-AFTER sy-vline
WA_WSTI_GM_STR-REVERSAL sy-vline
WA_WSTI_GM_STR-DOCNUM sy-vline
WA_WSTI_GM_STR-RETAIL_CSGMT sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.