ABAP Select data from SAP table CRMS_BOL_UIF_TRAVEL_PRICE_ATT into internal table

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Below is a number of ABAP code snippets to demonstrate how to select data from SAP CRMS_BOL_UIF_TRAVEL_PRICE_ATT 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 CRMS_BOL_UIF_TRAVEL_PRICE_ATT. 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 CRMS_BOL_UIF_TRAVEL_PRICE_ATT 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_CRMS_BOL_UIF_TRAVEL_PRICE_ATT TYPE STANDARD TABLE OF CRMS_BOL_UIF_TRAVEL_PRICE_ATT,
      WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT TYPE CRMS_BOL_UIF_TRAVEL_PRICE_ATT,
      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: <CRMS_BOL_UIF_TRAVEL_PRICE_ATT> TYPE CRMS_BOL_UIF_TRAVEL_PRICE_ATT.

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

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

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM CRMS_BOL_UIF_TRAVEL_PRICE_ATT
*  INTO TABLE @DATA(IT_CRMS_BOL_UIF_TRAVEL_PRICE_ATT2).
*--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_CRMS_BOL_UIF_TRAVEL_PRICE_ATT INDEX 1 INTO DATA(WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT2).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_CRMS_BOL_UIF_TRAVEL_PRICE_ATT ASSIGNING <CRMS_BOL_UIF_TRAVEL_PRICE_ATT>.

*To update a field value using a field symbol simply change the value via the field symbol pointer
<CRMS_BOL_UIF_TRAVEL_PRICE_ATT>-CARRID = 1.
<CRMS_BOL_UIF_TRAVEL_PRICE_ATT>-CONNID = 1.
<CRMS_BOL_UIF_TRAVEL_PRICE_ATT>-FLDATE = 1.
<CRMS_BOL_UIF_TRAVEL_PRICE_ATT>-BASEPRICE = 1.
<CRMS_BOL_UIF_TRAVEL_PRICE_ATT>-CURRENCY = 1.

ENDLOOP.

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

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT-CLASS, sy-vline,
  WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT-CLASSPRICE, sy-vline,
  WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT-DISCOUNT, sy-vline,
  WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT-DISCOUNTEDPRICE, sy-vline,
  WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT-FORCURKEY, sy-vline,
  WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT-FORCURAM, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT 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_CRMS_BOL_UIF_TRAVEL_PRICE_ATT 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_CRMS_BOL_UIF_TRAVEL_PRICE_ATT INTO WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT.


*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_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR, 
CARRID TYPE STRING,
CONNID TYPE STRING,
FLDATE TYPE STRING,
BASEPRICE TYPE STRING,
CURRENCY TYPE STRING,
CLASS TYPE STRING,
CLASSPRICE TYPE STRING,
DISCOUNT TYPE STRING,
DISCOUNTEDPRICE TYPE STRING,
FORCURKEY TYPE STRING,
FORCURAM TYPE STRING,END OF T_EKKO_STR.
DATA: WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_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_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-CARRID sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-CONNID sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-FLDATE sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-BASEPRICE sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-CURRENCY sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-CLASS sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-CLASSPRICE sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-DISCOUNT sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-DISCOUNTEDPRICE sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-FORCURKEY sy-vline 
WA_CRMS_BOL_UIF_TRAVEL_PRICE_ATT_STR-FORCURAM sy-vline      INTO ld_text SEPARATED BY SPACE.

*Add any further fields from structure WA_EKKO_STR you want to CONCATENATE...
ENDLOOP.
ENDFORM.