ABAP Select data from SAP table MFLE_CDMERGE_CDRED_CDSHW_COMP 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 MFLE_CDMERGE_CDRED_CDSHW_COMP 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 MFLE_CDMERGE_CDRED_CDSHW_COMP. 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 MFLE_CDMERGE_CDRED_CDSHW_COMP 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_MFLE_CDMERGE_CDRED_CDSHW_COMP TYPE STANDARD TABLE OF MFLE_CDMERGE_CDRED_CDSHW_COMP, WA_MFLE_CDMERGE_CDRED_CDSHW_COMP TYPE MFLE_CDMERGE_CDRED_CDSHW_COMP, 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: <MFLE_CDMERGE_CDRED_CDSHW_COMP> TYPE MFLE_CDMERGE_CDRED_CDSHW_COMP. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_MFLE_CDMERGE_CDRED_CDSHW_COMP. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM MFLE_CDMERGE_CDRED_CDSHW_COMP INTO TABLE IT_MFLE_CDMERGE_CDRED_CDSHW_COMP. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM MFLE_CDMERGE_CDRED_CDSHW_COMP * INTO TABLE @DATA(IT_MFLE_CDMERGE_CDRED_CDSHW_COMP2). *--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_MFLE_CDMERGE_CDRED_CDSHW_COMP INDEX 1 INTO DATA(WA_MFLE_CDMERGE_CDRED_CDSHW_COMP2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_MFLE_CDMERGE_CDRED_CDSHW_COMP ASSIGNING <MFLE_CDMERGE_CDRED_CDSHW_COMP>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<MFLE_CDMERGE_CDRED_CDSHW_COMP>-TABNAME = 1.
<MFLE_CDMERGE_CDRED_CDSHW_COMP>-TABKEY = 1.
<MFLE_CDMERGE_CDRED_CDSHW_COMP>-KEYLEN = 1.
<MFLE_CDMERGE_CDRED_CDSHW_COMP>-CHNGIND = 1.
<MFLE_CDMERGE_CDRED_CDSHW_COMP>-FNAME = 1.
ENDLOOP. LOOP AT IT_MFLE_CDMERGE_CDRED_CDSHW_COMP INTO WA_MFLE_CDMERGE_CDRED_CDSHW_COMP. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-TEXTART, sy-vline,
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-SPRACHE, sy-vline,
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-TEXT_CASE, sy-vline,
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-OUTLEN, sy-vline,
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-F_OLD, sy-vline,
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-F_NEW, sy-vline.
ENDLOOP. *Add any further fields from structure WA_MFLE_CDMERGE_CDRED_CDSHW_COMP 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_MFLE_CDMERGE_CDRED_CDSHW_COMP 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_MFLE_CDMERGE_CDRED_CDSHW_COMP INTO WA_MFLE_CDMERGE_CDRED_CDSHW_COMP. *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 ISOLA, internal->external for field SPRACHE CALL FUNCTION 'CONVERSION_EXIT_ISOLA_OUTPUT' EXPORTING input = WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-SPRACHE IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_MFLE_CDMERGE_CDRED_CDSHW_COMP-SPRACHE.
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_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR,
TABNAME TYPE STRING,
TABKEY TYPE STRING,
KEYLEN TYPE STRING,
CHNGIND TYPE STRING,
FNAME TYPE STRING,
TEXTART TYPE STRING,
SPRACHE TYPE STRING,
TEXT_CASE TYPE STRING,
OUTLEN TYPE STRING,
F_OLD TYPE STRING,
F_NEW TYPE STRING,
KEYGUID TYPE STRING,
TABKEY254 TYPE STRING,
EXT_KEYLEN TYPE STRING,
KEYGUID_STR TYPE STRING,END OF T_EKKO_STR. DATA: WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_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_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-TABNAME sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-TABKEY sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-KEYLEN sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-CHNGIND sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-FNAME sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-TEXTART sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-SPRACHE sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-TEXT_CASE sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-OUTLEN sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-F_OLD sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-F_NEW sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-KEYGUID sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-TABKEY254 sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-EXT_KEYLEN sy-vline
WA_MFLE_CDMERGE_CDRED_CDSHW_COMP_STR-KEYGUID_STR sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.