ABAP Select data from SAP table EMMA_BPC 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 EMMA_BPC 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 EMMA_BPC. 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 EMMA_BPC 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_EMMA_BPC TYPE STANDARD TABLE OF EMMA_BPC, WA_EMMA_BPC TYPE EMMA_BPC, 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: <EMMA_BPC> TYPE EMMA_BPC. *Process all fields in table header/work area as string values PERFORM process_as_string_field_values CHANGING wa_EMMA_BPC. SELECT * *restrict ABAP select to first 10 rows UP TO 10 ROWS FROM EMMA_BPC INTO TABLE IT_EMMA_BPC. *Select data and declare internal table using in-line method @DATA *SELECT * * FROM EMMA_BPC * INTO TABLE @DATA(IT_EMMA_BPC2). *--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_EMMA_BPC INDEX 1 INTO DATA(WA_EMMA_BPC2). *Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL LOOP AT IT_EMMA_BPC ASSIGNING <EMMA_BPC>.*To update a field value using a field symbol simply change the value via the field symbol pointer
<EMMA_BPC>-BPCODE = 1.
<EMMA_BPC>-BPAREA = 1.
<EMMA_BPC>-OBJTYPE = 1.
<EMMA_BPC>-CLASSEMMAJOB = 1.
<EMMA_BPC>-CLASSLOGNR = 1.
ENDLOOP. LOOP AT IT_EMMA_BPC INTO WA_EMMA_BPC. *Write horizonal line to screen report. WRITE:/ sy-uline. *Write selected data to screen/report before conversion. WRITE:/ sy-vline, WA_EMMA_BPC-CLASSINTINFO, sy-vline,
WA_EMMA_BPC-CLASSCOUNTMSG, sy-vline,
WA_EMMA_BPC-MSGID_START, sy-vline,
WA_EMMA_BPC-MSGNO_START, sy-vline,
WA_EMMA_BPC-MSGVARNO, sy-vline,
WA_EMMA_BPC-MSGID_END, sy-vline.
ENDLOOP. *Add any further fields from structure WA_EMMA_BPC 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_EMMA_BPC 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_EMMA_BPC INTO WA_EMMA_BPC. *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 BPCODE CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_EMMA_BPC-BPCODE IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_EMMA_BPC-BPCODE.
WRITE:/ 'New Value:', ld_input.
*Conversion exit ALPHA, internal->external for field BPAREA CALL FUNCTION 'CONVERSION_EXIT_ALPHA_OUTPUT' EXPORTING input = WA_EMMA_BPC-BPAREA IMPORTING output = ld_input.
WRITE:/ 'Org Value:', WA_EMMA_BPC-BPAREA.
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_EMMA_BPC_STR,
BPCODE TYPE STRING,
BPAREA TYPE STRING,
OBJTYPE TYPE STRING,
CLASSEMMAJOB TYPE STRING,
CLASSLOGNR TYPE STRING,
CLASSINTINFO TYPE STRING,
CLASSCOUNTMSG TYPE STRING,
MSGID_START TYPE STRING,
MSGNO_START TYPE STRING,
MSGVARNO TYPE STRING,
MSGID_END TYPE STRING,
MSGNO_END TYPE STRING,
MSGID_MODE TYPE STRING,
MSGNO_MODE TYPE STRING,
MSGV1 TYPE STRING,
MSGV2 TYPE STRING,
MSGV3 TYPE STRING,
MSGV4 TYPE STRING,
XPRUN TYPE STRING,
CLASSJOB TYPE STRING,END OF T_EKKO_STR. DATA: WA_EMMA_BPC_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_EMMA_BPC_STR-BPCODE sy-vline
WA_EMMA_BPC_STR-BPAREA sy-vline
WA_EMMA_BPC_STR-OBJTYPE sy-vline
WA_EMMA_BPC_STR-CLASSEMMAJOB sy-vline
WA_EMMA_BPC_STR-CLASSLOGNR sy-vline
WA_EMMA_BPC_STR-CLASSINTINFO sy-vline
WA_EMMA_BPC_STR-CLASSCOUNTMSG sy-vline
WA_EMMA_BPC_STR-MSGID_START sy-vline
WA_EMMA_BPC_STR-MSGNO_START sy-vline
WA_EMMA_BPC_STR-MSGVARNO sy-vline
WA_EMMA_BPC_STR-MSGID_END sy-vline
WA_EMMA_BPC_STR-MSGNO_END sy-vline
WA_EMMA_BPC_STR-MSGID_MODE sy-vline
WA_EMMA_BPC_STR-MSGNO_MODE sy-vline
WA_EMMA_BPC_STR-MSGV1 sy-vline
WA_EMMA_BPC_STR-MSGV2 sy-vline
WA_EMMA_BPC_STR-MSGV3 sy-vline
WA_EMMA_BPC_STR-MSGV4 sy-vline
WA_EMMA_BPC_STR-XPRUN sy-vline
WA_EMMA_BPC_STR-CLASSJOB sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.