ABAP Select data from SAP table IAPPNOMINFO 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 IAPPNOMINFO 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 IAPPNOMINFO. 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 IAPPNOMINFO 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_IAPPNOMINFO TYPE STANDARD TABLE OF IAPPNOMINFO, WA_IAPPNOMINFO TYPE IAPPNOMINFO, 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: <IAPPNOMINFO> TYPE IAPPNOMINFO. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_IAPPNOMINFO. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM IAPPNOMINFO INTO TABLE IT_IAPPNOMINFO. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM IAPPNOMINFO * INTO TABLE @DATA(IT_IAPPNOMINFO2). *--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_IAPPNOMINFO INDEX 1 INTO DATA(WA_IAPPNOMINFO2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_IAPPNOMINFO ASSIGNING <IAPPNOMINFO>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<IAPPNOMINFO>-MANDT = 1.
<IAPPNOMINFO>-APPLICATIONDOCUMENT = 1.
<IAPPNOMINFO>-REFERENCEAPPLICATIONITEM = 1.
<IAPPNOMINFO>-ACMDOCUMENTSIDE = 1.
<IAPPNOMINFO>-ACMAPPLICATIONDOCUMENTSUBITEM = 1.
ENDLOOP. LOOP AT IT_IAPPNOMINFO INTO WA_IAPPNOMINFO. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_IAPPNOMINFO-LOADDATACAPTUREOBJECTID, sy-vline,
WA_IAPPNOMINFO-CONFIRMEDNOMINATIONNUMBER, sy-vline,
WA_IAPPNOMINFO-CONFIRMEDNOMINATIONITEM, sy-vline,
WA_IAPPNOMINFO-CMMDTYNOMINATIONNUMBER, sy-vline,
ENDLOOP. *Add any further fields from structure WA_IAPPNOMINFO 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_IAPPNOMINFO 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_IAPPNOMINFO INTO WA_IAPPNOMINFO. *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 APPLICATIONDOCUMENT CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_IAPPNOMINFO-APPLICATIONDOCUMENT IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_IAPPNOMINFO-APPLICATIONDOCUMENT.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field LOADDATACAPTUREOBJECTID CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_IAPPNOMINFO-LOADDATACAPTUREOBJECTID IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_IAPPNOMINFO-LOADDATACAPTUREOBJECTID.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field CONFIRMEDNOMINATIONNUMBER CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_IAPPNOMINFO-CONFIRMEDNOMINATIONNUMBER IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_IAPPNOMINFO-CONFIRMEDNOMINATIONNUMBER.
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_IAPPNOMINFO_STR,
MANDT TYPE STRING,
APPLICATIONDOCUMENT TYPE STRING,
REFERENCEAPPLICATIONITEM TYPE STRING,
ACMDOCUMENTSIDE TYPE STRING,
ACMAPPLICATIONDOCUMENTSUBITEM TYPE STRING,
LOADDATACAPTUREOBJECTID TYPE STRING,
CONFIRMEDNOMINATIONNUMBER TYPE STRING,
CONFIRMEDNOMINATIONITEM TYPE STRING,
CMMDTYNOMINATIONNUMBER TYPE STRING,END OF T_EKKO_STR. DATA: WA_IAPPNOMINFO_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_IAPPNOMINFO_STR-MANDT sy-vline
WA_IAPPNOMINFO_STR-APPLICATIONDOCUMENT sy-vline
WA_IAPPNOMINFO_STR-REFERENCEAPPLICATIONITEM sy-vline
WA_IAPPNOMINFO_STR-ACMDOCUMENTSIDE sy-vline
WA_IAPPNOMINFO_STR-ACMAPPLICATIONDOCUMENTSUBITEM sy-vline
WA_IAPPNOMINFO_STR-LOADDATACAPTUREOBJECTID sy-vline
WA_IAPPNOMINFO_STR-CONFIRMEDNOMINATIONNUMBER sy-vline
WA_IAPPNOMINFO_STR-CONFIRMEDNOMINATIONITEM sy-vline
WA_IAPPNOMINFO_STR-CMMDTYNOMINATIONNUMBER sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.