ABAP Select data from SAP table CRMC_EDR_QRY_PT 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 CRMC_EDR_QRY_PT 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 CRMC_EDR_QRY_PT. 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 CRMC_EDR_QRY_PT 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_CRMC_EDR_QRY_PT TYPE STANDARD TABLE OF CRMC_EDR_QRY_PT,
      WA_CRMC_EDR_QRY_PT TYPE CRMC_EDR_QRY_PT,
      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: <CRMC_EDR_QRY_PT> TYPE CRMC_EDR_QRY_PT.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_CRMC_EDR_QRY_PT.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM CRMC_EDR_QRY_PT
  INTO TABLE IT_CRMC_EDR_QRY_PT.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM CRMC_EDR_QRY_PT
*  INTO TABLE @DATA(IT_CRMC_EDR_QRY_PT2).
*--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_CRMC_EDR_QRY_PT INDEX 1 INTO DATA(WA_CRMC_EDR_QRY_PT2).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_CRMC_EDR_QRY_PT ASSIGNING <CRMC_EDR_QRY_PT>.
*To update a field value using a field symbol simply change the value via the field symbol pointer
<CRMC_EDR_QRY_PT>-MANDT = 1.
<CRMC_EDR_QRY_PT>-PROFILE = 1.
<CRMC_EDR_QRY_PT>-SEARCH_QTY = 1.
<CRMC_EDR_QRY_PT>-SEARCH_UNIT = 1.
ENDLOOP.

LOOP AT IT_CRMC_EDR_QRY_PT INTO WA_CRMC_EDR_QRY_PT.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline, ENDLOOP.
   
*Add any further fields from structure WA_CRMC_EDR_QRY_PT 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_CRMC_EDR_QRY_PT 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_CRMC_EDR_QRY_PT INTO WA_CRMC_EDR_QRY_PT.


*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_CRMC_EDR_QRY_PT_STR,
MANDT TYPE STRING,
PROFILE TYPE STRING,
SEARCH_QTY TYPE STRING,
SEARCH_UNIT TYPE STRING,END OF T_EKKO_STR. DATA: WA_CRMC_EDR_QRY_PT_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_CRMC_EDR_QRY_PT_STR-MANDT sy-vline
WA_CRMC_EDR_QRY_PT_STR-PROFILE sy-vline
WA_CRMC_EDR_QRY_PT_STR-SEARCH_QTY sy-vline
WA_CRMC_EDR_QRY_PT_STR-SEARCH_UNIT sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.