ABAP Select data from SAP table PIQ_PASSPORT_RESIDENCE_DETAILS into internal table

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

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

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

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM PIQ_PASSPORT_RESIDENCE_DETAILS
*  INTO TABLE @DATA(IT_PIQ_PASSPORT_RESIDENCE_DETAILS2).
*--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_PIQ_PASSPORT_RESIDENCE_DETAILS INDEX 1 INTO DATA(WA_PIQ_PASSPORT_RESIDENCE_DETAILS2).


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

*To update a field value using a field symbol simply change the value via the field symbol pointer
<PIQ_PASSPORT_RESIDENCE_DETAILS>-STUDENT_OBJID = 1.
<PIQ_PASSPORT_RESIDENCE_DETAILS>-RESIDENCY_STATUS = 1.
<PIQ_PASSPORT_RESIDENCE_DETAILS>-PASSPORT_NUMBER = 1.
<PIQ_PASSPORT_RESIDENCE_DETAILS>-PASSPORT_EXPIRY_DATE = 1.
<PIQ_PASSPORT_RESIDENCE_DETAILS>-PRIMARY_NATIONALITY = 1.

ENDLOOP.

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

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_PIQ_PASSPORT_RESIDENCE_DETAILS-SECONDARY_NATIONALITY, sy-vline,
  WA_PIQ_PASSPORT_RESIDENCE_DETAILS-DATE_BIRTH, sy-vline,
  WA_PIQ_PASSPORT_RESIDENCE_DETAILS-BIRTHPLACE, sy-vline,
  WA_PIQ_PASSPORT_RESIDENCE_DETAILS-BANK_NAME, sy-vline,
  WA_PIQ_PASSPORT_RESIDENCE_DETAILS-ADDRESS, sy-vline,
  WA_PIQ_PASSPORT_RESIDENCE_DETAILS-ACCOUNT_NUMBER, sy-vline.
ENDLOOP.
   
*Add any further fields from structure WA_PIQ_PASSPORT_RESIDENCE_DETAILS 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_PIQ_PASSPORT_RESIDENCE_DETAILS 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_PIQ_PASSPORT_RESIDENCE_DETAILS INTO WA_PIQ_PASSPORT_RESIDENCE_DETAILS.


*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_PIQ_PASSPORT_RESIDENCE_DETAILS_STR, 
STUDENT_OBJID TYPE STRING,
RESIDENCY_STATUS TYPE STRING,
PASSPORT_NUMBER TYPE STRING,
PASSPORT_EXPIRY_DATE TYPE STRING,
PRIMARY_NATIONALITY TYPE STRING,
SECONDARY_NATIONALITY TYPE STRING,
DATE_BIRTH TYPE STRING,
BIRTHPLACE TYPE STRING,
BANK_NAME TYPE STRING,
ADDRESS TYPE STRING,
ACCOUNT_NUMBER TYPE STRING,
BANK_CODE TYPE STRING,
SWIFT_BIC_CODE TYPE STRING,
STUD_UNIQ_KEY TYPE STRING,
RETURN_MESSAGE TYPE STRING,END OF T_EKKO_STR.
DATA: WA_PIQ_PASSPORT_RESIDENCE_DETAILS_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_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-STUDENT_OBJID sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-RESIDENCY_STATUS sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-PASSPORT_NUMBER sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-PASSPORT_EXPIRY_DATE sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-PRIMARY_NATIONALITY sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-SECONDARY_NATIONALITY sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-DATE_BIRTH sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-BIRTHPLACE sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-BANK_NAME sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-ADDRESS sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-ACCOUNT_NUMBER sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-BANK_CODE sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-SWIFT_BIC_CODE sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-STUD_UNIQ_KEY sy-vline 
WA_PIQ_PASSPORT_RESIDENCE_DETAILS_STR-RETURN_MESSAGE sy-vline      INTO ld_text SEPARATED BY SPACE.

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