ABAP Select data from SAP table PPMAC 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 PPMAC 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 PPMAC. 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 PPMAC 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_PPMAC TYPE STANDARD TABLE OF PPMAC, WA_PPMAC TYPE PPMAC, 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: <PPMAC> TYPE PPMAC. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_PPMAC. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM PPMAC INTO TABLE IT_PPMAC. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM PPMAC * INTO TABLE @DATA(IT_PPMAC2). *--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_PPMAC INDEX 1 INTO DATA(WA_PPMAC2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_PPMAC ASSIGNING <PPMAC>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<PPMAC>-MACO0 = 1.
<PPMAC>-MACO1 = 1.
<PPMAC>-MACO2 = 1.
<PPMAC>-MACO3 = 1.
<PPMAC>-MACO4 = 1.
ENDLOOP. LOOP AT IT_PPMAC INTO WA_PPMAC. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_PPMAC-SEARK, sy-vline,
WA_PPMAC-RESTRICT, sy-vline,
WA_PPMAC-NEW_SHLP, sy-vline,
WA_PPMAC-PLVAR, sy-vline,
WA_PPMAC-OTYPE, sy-vline,
WA_PPMAC-BEGDA, sy-vline.
ENDLOOP. *Add any further fields from structure WA_PPMAC 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_PPMAC 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_PPMAC INTO WA_PPMAC. *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_PPMAC_STR,
MACO0 TYPE STRING,
MACO1 TYPE STRING,
MACO2 TYPE STRING,
MACO3 TYPE STRING,
MACO4 TYPE STRING,
SEARK TYPE STRING,
RESTRICT TYPE STRING,
NEW_SHLP TYPE STRING,
PLVAR TYPE STRING,
OTYPE TYPE STRING,
BEGDA TYPE STRING,
ENDDA TYPE STRING,
LMODE TYPE STRING,
SHLP_MODE TYPE STRING,
SMODE TYPE STRING,
NOAHQ TYPE STRING,
GENER TYPE STRING,
STRDT TYPE STRING,END OF T_EKKO_STR. DATA: WA_PPMAC_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_PPMAC_STR-MACO0 sy-vline
WA_PPMAC_STR-MACO1 sy-vline
WA_PPMAC_STR-MACO2 sy-vline
WA_PPMAC_STR-MACO3 sy-vline
WA_PPMAC_STR-MACO4 sy-vline
WA_PPMAC_STR-SEARK sy-vline
WA_PPMAC_STR-RESTRICT sy-vline
WA_PPMAC_STR-NEW_SHLP sy-vline
WA_PPMAC_STR-PLVAR sy-vline
WA_PPMAC_STR-OTYPE sy-vline
WA_PPMAC_STR-BEGDA sy-vline
WA_PPMAC_STR-ENDDA sy-vline
WA_PPMAC_STR-LMODE sy-vline
WA_PPMAC_STR-SHLP_MODE sy-vline
WA_PPMAC_STR-SMODE sy-vline
WA_PPMAC_STR-NOAHQ sy-vline
WA_PPMAC_STR-GENER sy-vline
WA_PPMAC_STR-STRDT sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.