ABAP Select data from SAP table TCMAC07D 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 TCMAC07D 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 TCMAC07D. 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 TCMAC07D 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_TCMAC07D TYPE STANDARD TABLE OF TCMAC07D, WA_TCMAC07D TYPE TCMAC07D, 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: <TCMAC07D> TYPE TCMAC07D. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_TCMAC07D. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM TCMAC07D INTO TABLE IT_TCMAC07D. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM TCMAC07D * INTO TABLE @DATA(IT_TCMAC07D2). *--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_TCMAC07D INDEX 1 INTO DATA(WA_TCMAC07D2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_TCMAC07D ASSIGNING <TCMAC07D>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<TCMAC07D>-MANDT = 1.
<TCMAC07D>-DDSCHED = 1.
<TCMAC07D>-PERSL = 1.
<TCMAC07D>-TIMELIMITUP = 1.
<TCMAC07D>-AMOUNT = 1.
ENDLOOP. LOOP AT IT_TCMAC07D INTO WA_TCMAC07D. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_TCMAC07D-CURRKEY, sy-vline,
WA_TCMAC07D-POSTTL, sy-vline,
WA_TCMAC07D-TMOFFSET, sy-vline,
WA_TCMAC07D-TMUNIT, sy-vline,
ENDLOOP. *Add any further fields from structure WA_TCMAC07D 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_TCMAC07D 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_TCMAC07D INTO WA_TCMAC07D. *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_TCMAC07D_STR,
MANDT TYPE STRING,
DDSCHED TYPE STRING,
PERSL TYPE STRING,
TIMELIMITUP TYPE STRING,
AMOUNT TYPE STRING,
CURRKEY TYPE STRING,
POSTTL TYPE STRING,
TMOFFSET TYPE STRING,
TMUNIT TYPE STRING,END OF T_EKKO_STR. DATA: WA_TCMAC07D_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_TCMAC07D_STR-MANDT sy-vline
WA_TCMAC07D_STR-DDSCHED sy-vline
WA_TCMAC07D_STR-PERSL sy-vline
WA_TCMAC07D_STR-TIMELIMITUP sy-vline
WA_TCMAC07D_STR-AMOUNT sy-vline
WA_TCMAC07D_STR-CURRKEY sy-vline
WA_TCMAC07D_STR-POSTTL sy-vline
WA_TCMAC07D_STR-TMOFFSET sy-vline
WA_TCMAC07D_STR-TMUNIT sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.