ABAP Select data from SAP table E1WETI1 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 E1WETI1 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 E1WETI1. 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 E1WETI1 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_E1WETI1 TYPE STANDARD TABLE OF E1WETI1, WA_E1WETI1 TYPE E1WETI1, 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: <E1WETI1> TYPE E1WETI1. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_E1WETI1. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM E1WETI1 INTO TABLE IT_E1WETI1. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM E1WETI1 * INTO TABLE @DATA(IT_E1WETI12). *--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_E1WETI1 INDEX 1 INTO DATA(WA_E1WETI12). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_E1WETI1 ASSIGNING <E1WETI1>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<E1WETI1>-KUNNR = 1.
<E1WETI1>-MATNR = 1.
<E1WETI1>-MEINH = 1.
<E1WETI1>-DATUM = 1.
<E1WETI1>-EANNR = 1.
ENDLOOP. LOOP AT IT_E1WETI1 INTO WA_E1WETI1. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_E1WETI1-ANZAL, sy-vline,
WA_E1WETI1-ETITYP, sy-vline,
WA_E1WETI1-ETIART, sy-vline,
WA_E1WETI1-LAYOUT, sy-vline,
WA_E1WETI1-MATNR_EXTERNAL, sy-vline,
WA_E1WETI1-MATNR_VERSION, sy-vline.
ENDLOOP. *Add any further fields from structure WA_E1WETI1 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_E1WETI1 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_E1WETI1 INTO WA_E1WETI1. *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 KUNNR CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_E1WETI1-KUNNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_E1WETI1-KUNNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit MATN5, internal->external for field MATNR CALL FUNCTION 'CONVERSION_EXIT_MATN5_OUTPUT' EXPORTING input = WA_E1WETI1-MATNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_E1WETI1-MATNR.
WRITE:/ 'New Value:', ld_input.
*Conversion exit EAN11, internal->external for field EANNR CALL FUNCTION 'CONVERSION_EXIT_EAN11_OUTPUT' EXPORTING input = WA_E1WETI1-EANNR IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_E1WETI1-EANNR.
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_E1WETI1_STR,
KUNNR TYPE STRING,
MATNR TYPE STRING,
MEINH TYPE STRING,
DATUM TYPE STRING,
EANNR TYPE STRING,
ANZAL TYPE STRING,
ETITYP TYPE STRING,
ETIART TYPE STRING,
LAYOUT TYPE STRING,
MATNR_EXTERNAL TYPE STRING,
MATNR_VERSION TYPE STRING,
MATNR_GUID TYPE STRING,
MATNR_LONG TYPE STRING,END OF T_EKKO_STR. DATA: WA_E1WETI1_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_E1WETI1_STR-KUNNR sy-vline
WA_E1WETI1_STR-MATNR sy-vline
WA_E1WETI1_STR-MEINH sy-vline
WA_E1WETI1_STR-DATUM sy-vline
WA_E1WETI1_STR-EANNR sy-vline
WA_E1WETI1_STR-ANZAL sy-vline
WA_E1WETI1_STR-ETITYP sy-vline
WA_E1WETI1_STR-ETIART sy-vline
WA_E1WETI1_STR-LAYOUT sy-vline
WA_E1WETI1_STR-MATNR_EXTERNAL sy-vline
WA_E1WETI1_STR-MATNR_VERSION sy-vline
WA_E1WETI1_STR-MATNR_GUID sy-vline
WA_E1WETI1_STR-MATNR_LONG sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.