ABAP Select data from SAP table YIS_TABREF 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 YIS_TABREF 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 YIS_TABREF. 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 YIS_TABREF 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_YIS_TABREF TYPE STANDARD TABLE OF YIS_TABREF, WA_YIS_TABREF TYPE YIS_TABREF, 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: <YIS_TABREF> TYPE YIS_TABREF. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_YIS_TABREF. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM YIS_TABREF INTO TABLE IT_YIS_TABREF. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM YIS_TABREF * INTO TABLE @DATA(IT_YIS_TABREF2). *--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_YIS_TABREF INDEX 1 INTO DATA(WA_YIS_TABREF2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_YIS_TABREF ASSIGNING <YIS_TABREF>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<YIS_TABREF>-KEY_EXT1 = 1.
<YIS_TABREF>-KEY_EXT2 = 1.
<YIS_TABREF>-KEY_EXT3 = 1.
<YIS_TABREF>-KEY_EXT4 = 1.
<YIS_TABREF>-KEY_INT1 = 1.
ENDLOOP. LOOP AT IT_YIS_TABREF INTO WA_YIS_TABREF. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_YIS_TABREF-FLGNUS, sy-vline,
WA_YIS_TABREF-FLGNEX, sy-vline,
WA_YIS_TABREF-FLGMAN, sy-vline,
WA_YIS_TABREF-FLGLCK, sy-vline,
WA_YIS_TABREF-UCLNT, sy-vline,
WA_YIS_TABREF-UNAME, sy-vline.
ENDLOOP. *Add any further fields from structure WA_YIS_TABREF 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_YIS_TABREF 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_YIS_TABREF INTO WA_YIS_TABREF. *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.
ENDFORM. *&---------------------------------------------------------------------* *& Form process_as_string_field_values *&---------------------------------------------------------------------* FORM process_as_string_field_values CHANGING p_EKKO LIKE wa_EKKO. TYPES: BEGIN OF T_YIS_TABREF_STR,
KEY_EXT1 TYPE STRING,
KEY_EXT2 TYPE STRING,
KEY_EXT3 TYPE STRING,
KEY_EXT4 TYPE STRING,
KEY_INT1 TYPE STRING,
FLGNUS TYPE STRING,
FLGNEX TYPE STRING,
FLGMAN TYPE STRING,
FLGLCK TYPE STRING,
UCLNT TYPE STRING,
UNAME TYPE STRING,
DAT_COMM1 TYPE STRING,END OF T_EKKO_STR. DATA: WA_YIS_TABREF_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_YIS_TABREF_STR-KEY_EXT1 sy-vline
WA_YIS_TABREF_STR-KEY_EXT2 sy-vline
WA_YIS_TABREF_STR-KEY_EXT3 sy-vline
WA_YIS_TABREF_STR-KEY_EXT4 sy-vline
WA_YIS_TABREF_STR-KEY_INT1 sy-vline
WA_YIS_TABREF_STR-FLGNUS sy-vline
WA_YIS_TABREF_STR-FLGNEX sy-vline
WA_YIS_TABREF_STR-FLGMAN sy-vline
WA_YIS_TABREF_STR-FLGLCK sy-vline
WA_YIS_TABREF_STR-UCLNT sy-vline
WA_YIS_TABREF_STR-UNAME sy-vline
WA_YIS_TABREF_STR-DAT_COMM1 sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.