ABAP Select data from SAP table V_TIGN222 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 V_TIGN222 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 V_TIGN222. 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 V_TIGN222 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_V_TIGN222 TYPE STANDARD TABLE OF V_TIGN222,
      WA_V_TIGN222 TYPE V_TIGN222,
      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: <V_TIGN222> TYPE V_TIGN222.

*Process all fields in table header/work area as string values
  PERFORM process_as_string_field_values CHANGING wa_V_TIGN222.

SELECT *
*restrict ABAP select to first 10 rows
 UP TO 10 ROWS      
  FROM V_TIGN222
  INTO TABLE IT_V_TIGN222.

*Select data and declare internal table using in-line method @DATA
*SELECT *
*  FROM V_TIGN222
*  INTO TABLE @DATA(IT_V_TIGN2222).
*--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_V_TIGN222 INDEX 1 INTO DATA(WA_V_TIGN2222).


*Demonstrate how to loop at an internal table and update values using a FIELD-SYMBOL
LOOP AT IT_V_TIGN222 ASSIGNING <V_TIGN222>.
*To update a field value using a field symbol simply change the value via the field symbol pointer
<V_TIGN222>-CLIENT = 1.
<V_TIGN222>-APPLICATION = 1.
<V_TIGN222>-SEARCH = 1.
<V_TIGN222>-TABNAME = 1.
<V_TIGN222>-FIELDNAME = 1.
ENDLOOP.

LOOP AT IT_V_TIGN222 INTO WA_V_TIGN222.
*Write horizonal line to screen report.
  WRITE:/ sy-uline.

*Write selected data to screen/report before conversion.
  WRITE:/ sy-vline,   WA_V_TIGN222-LFDNR, sy-vline,
WA_V_TIGN222-SIGN, sy-vline,
WA_V_TIGN222-SELOPTION, sy-vline,
WA_V_TIGN222-LOW, sy-vline,
WA_V_TIGN222-HIGH, sy-vline,
WA_V_TIGN222-DESCRIPTION, sy-vline.
ENDLOOP. *Add any further fields from structure WA_V_TIGN222 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_V_TIGN222 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_V_TIGN222 INTO WA_V_TIGN222. *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_V_TIGN222_STR,
CLIENT TYPE STRING,
APPLICATION TYPE STRING,
SEARCH TYPE STRING,
TABNAME TYPE STRING,
FIELDNAME TYPE STRING,
LFDNR TYPE STRING,
SIGN TYPE STRING,
SELOPTION TYPE STRING,
LOW TYPE STRING,
HIGH TYPE STRING,
DESCRIPTION TYPE STRING,
APPLIC_DESCR TYPE STRING,END OF T_EKKO_STR. DATA: WA_V_TIGN222_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_V_TIGN222_STR-CLIENT sy-vline
WA_V_TIGN222_STR-APPLICATION sy-vline
WA_V_TIGN222_STR-SEARCH sy-vline
WA_V_TIGN222_STR-TABNAME sy-vline
WA_V_TIGN222_STR-FIELDNAME sy-vline
WA_V_TIGN222_STR-LFDNR sy-vline
WA_V_TIGN222_STR-SIGN sy-vline
WA_V_TIGN222_STR-SELOPTION sy-vline
WA_V_TIGN222_STR-LOW sy-vline
WA_V_TIGN222_STR-HIGH sy-vline
WA_V_TIGN222_STR-DESCRIPTION sy-vline
WA_V_TIGN222_STR-APPLIC_DESCR sy-vline INTO ld_text SEPARATED BY SPACE. *Add any further fields from structure WA_EKKO_STR you want to CONCATENATE... ENDLOOP. ENDFORM.