Noddy Unleashed

Now shifted to new domain

2009-07-09T22:37:00.002+05:30

This blog now shifted to http://naveenvishal.wordpress.com

Thanks for your visit.

Regards,

Naveen Vishal

Find a place for Orphans

2009-07-03T21:28:00.005+05:30

A simple ABAP program to find orphaned includes. These are includes that are no longer referenced by programs and provides a useful housekeeping tool.

REPORT zorphanedincludes.

TYPES:

BEGIN OF t_all_includes,

prog LIKE d010sinf-prog,

END OF t_all_includes,

BEGIN OF t_used_includes,

include LIKE d010inc-include,

END OF t_used_includes.

DATA:

itab_all_includes TYPE STANDARD TABLE OF t_all_includes,

itab_used_includes TYPE STANDARD TABLE OF t_used_includes,

wa_all_includes TYPE t_all_includes,

wa_used_includes TYPE t_used_includes.

START-OF-SELECTION.

* get a list of all includes first

*(the appl ne 'S' removes classes* from the list)

SELECT prog

INTO TABLE itab_all_includes

FROM d010sinf

WHERE prog LIKE 'Z%'

AND subc = 'I'

AND appl NE 'S'.

SORT itab_all_includes BY prog.

* this table is a list of includes with parent program

SELECT include

INTO TABLE itab_used_includes

FROM d010inc

WHERE include LIKE 'Z%'.

SORT itab_used_includes BY include.

* now list the includes that are not in the above table

LOOP AT itab_all_includes INTO wa_all_includes.

READ TABLE itab_used_includes

WITH KEY include = wa_all_includes-prog

TRANSPORTING NO FIELDS

BINARY SEARCH.

IF sy-subrc NE 0.

WRITE:/

wa_all_includes-prog.

ENDIF.

ENDLOOP.

*Source = Nathan Jones

ALV Grid, the OOPS way

2009-07-03T20:54:00.005+05:30

The program below shows OOPS concept implementation in ALV. ALV is created inside the Custom Container, which acts as wrapper for ALV. For both ALV and Custom Container, Objects has been created from the respective classes.

REPORT zalv_using_objects.

********Data declarations with respect to classes

DATA :

t_cust TYPE REF TO cl_gui_custom_container,

t_grid TYPE REF TO cl_gui_alv_grid .

*******Declaration of Structure with respect to SPFLI

TYPES:

BEGIN OF type_s_flight,

carrid TYPE spfli-carrid,

connid TYPE spfli-connid,

END OF type_s_flight.

*******Fieldstring Declaration

DATA:

fs_flight TYPE type_s_flight.

******Table Declaration

DATA:

t_flight LIKE STANDARD TABLE OF fs_flight.

*******Declarations with respect to ALV

DATA:

t_fcat TYPE lvc_t_fcat, " Field Catalog for List Viewer Control

w_fcat TYPE lvc_s_fcat, " ALV control: Field catalog

w_lay TYPE lvc_s_layo . " ALV control: Layout structure

********Select Query to retrive values from table SPFLI

SELECT *

FROM spfli

INTO CORRESPONDING FIELDS OF TABLE t_flight.

*******Calling the screen that has been designed in SE51 in the following manner

******* Goto SE51,design a layout and give the name of the container (ZALV01)

CALL SCREEN 100.

*&---------------------------------------------------------------------*

*& Module STATUS_0100 OUTPUT

*&---------------------------------------------------------------------*

* Module that has been called from SE51

*----------------------------------------------------------------------*

MODULE status_0100 OUTPUT.

SET PF-STATUS 'BACK'.

SET TITLEBAR 'FLIGHT'.

ENDMODULE. " STATUS_0100 OUTPUT

*&---------------------------------------------------------------------*

*& Module ALV_OUTPUT OUTPUT

*&---------------------------------------------------------------------*

* Module that has been created in SE51 and called

*----------------------------------------------------------------------*

MODULE alv_output OUTPUT.

*****Appending data to t_fcat

w_fcat-fieldname = 'CARRID'.

w_fcat-coltext = 'Carrid'.

APPEND w_fcat TO t_fcat.

w_fcat-fieldname = 'CONNID'.

w_fcat-coltext = 'Connid'.

APPEND w_fcat TO t_fcat.

*******Create a object of class 'CL_GUI_CUSTOM_CONTAINER'

CREATE OBJECT t_cust

EXPORTING

* parent =

container_name = 'ZALV01'

* style =

* lifetime = lifetime_default

* repid =

* dynnr =

* no_autodef_progid_dynnr =

EXCEPTIONS

cntl_error = 1

cntl_system_error = 2

create_error = 3

lifetime_error = 4

lifetime_dynpro_dynpro_link = 5

OTHERS = 6

IF sy-subrc <> 0.

* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO

* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.

ENDIF.

*******Create a object of class 'CL_GUI_ALV_GRID'

CREATE OBJECT t_grid

EXPORTING

* i_shellstyle = 0

* i_lifetime =

i_parent = t_cust

* i_appl_events = space

* i_parentdbg =

* i_applogparent =

* i_graphicsparent =

* i_name =

* i_fcat_complete = space

EXCEPTIONS

error_cntl_create = 1

error_cntl_init = 2

error_cntl_link = 3

error_dp_create = 4

OTHERS = 5

IF sy-subrc <> 0.

* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO

* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.

ENDIF.

*********Call a method of instance t_grid , class cl_gui_grid_alv and method set_table_for_first_display

CALL METHOD t_grid->set_table_for_first_display

EXPORTING

* i_buffer_active =

* i_bypassing_buffer =

* i_consistency_check =

i_structure_name = 'T_SPFLI'

* is_variant =

* i_save =

* i_default = 'X'

is_layout = w_lay

* is_print =

* it_special_groups =

* it_toolbar_excluding =

* it_hyperlink =

* it_alv_graphics =

* it_except_qinfo =

* ir_salv_adapter =

CHANGING

it_outtab = t_flight

it_fieldcatalog = t_fcat

* it_sort =

* it_filter =

EXCEPTIONS

invalid_parameter_combination = 1

program_error = 2

too_many_lines = 3

OTHERS = 4

IF sy-subrc <> 0.

* MESSAGE ID SY-MSGID TYPE SY-MSGTY NUMBER SY-MSGNO

* WITH SY-MSGV1 SY-MSGV2 SY-MSGV3 SY-MSGV4.

ENDIF.

ENDMODULE. " ALV_OUTPUT OUTPUT

*&---------------------------------------------------------------------*

*& Module USER_COMMAND_0100 INPUT

*&---------------------------------------------------------------------*

* Module that has been called from SE51

*----------------------------------------------------------------------*

MODULE user_command_0100 INPUT.

CASE sy-ucomm.

WHEN 'BACK'.

LEAVE TO SCREEN 0.

ENDCASE.

ENDMODULE. " USER_COMMAND_0100 INPUT

*Source = Amuktha Naraparaju

Z-Joiner : Generates join-based SELECT statements

2009-07-01T10:41:00.011+05:30

The program is a nice tool for ABAP programmer, specially for beginners. It auto-generates the code, comprising the Inner-Join statements for tables already having the relations. User just have to select the tables from list of possible tables on which Inner-Join can be performed.

* ''~``

* ( o o )

* +------.oooO--(_)--Oooo.--------------------------------+

* | ZJOINER - Generates join-based SELECT statements |

* | so you can spend more time on SDN ;-) |

* | |

* | .oooO |

* | ( ) Oooo. |

* +-----------\ (----( )-----------------------------------+

* \_) ) /

* (_/

REPORT ZJOINER NO STANDARD PAGE HEADING LINE-SIZE 130.

TYPE-POOLS: icon.

DATA: flagpop,

title LIKE sy-title VALUE 'Select the tables you wish to join',

BEGIN OF watab,

tno TYPE i,

parent TYPE i,

tabname TYPE dd02l-tabname,

END OF watab,

jtables LIKE TABLE OF watab,

cur_field(25),

b_sel(18) VALUE 'Select base table',

b_rel(14) VALUE 'Related Tables',

b_del(12) VALUE 'Delete Table',

b_dis(18) VALUE 'Display Conditions' ,

b_fld(16) VALUE 'Select Fields',

b_exe(30) VALUE 'Generate SELECT statement!',

b_cop(30) VALUE 'Copy Query to Clipboard...',

b_hel(36) VALUE 'Click here for detailed instructions',

BEGIN OF wa_joins,

ltab TYPE dd02l-tabname,

rtab TYPE dd02l-tabname,

jtype,

field1 TYPE dd03l-fieldname,

field2 TYPE dd03l-fieldname,

END OF wa_joins,

it_joins LIKE TABLE OF wa_joins,

BEGIN OF wa_av_fields,

tabname TYPE dd02l-tabname,

fieldname TYPE dd03l-fieldname,

alias TYPE dd03l-fieldname,

text TYPE dd04t-scrtext_l,

selected,

pos TYPE i,

END OF wa_av_fields,

it_av_fields LIKE TABLE OF wa_av_fields,

t_done(75) VALUE 'Click the cancel button (F12) when done..',

flagsel,

qtext(72),

qtab LIKE TABLE OF qtext,

not_all.

*Declarations for relationships

TYPES: BEGIN OF ddtab_tabdef,

dd02v LIKE dd02v,

dd03p LIKE dd03p OCCURS 0,

dd05m LIKE dd05m OCCURS 0,

dd08v LIKE dd08v OCCURS 0,

END OF ddtab_tabdef,

ddtab_set TYPE ddtab_tabdef OCCURS 10.

DATA BEGIN OF ddtb.

INCLUDE STRUCTURE dd27p.

DATA: mark(1),

mod(1).

DATA END OF ddtb.

DATA: ddtb_tab LIKE ddtb OCCURS 50 WITH HEADER LINE.

DATA: base_tabs TYPE ddtab_set.

DATA BEGIN OF itab1.

INCLUDE STRUCTURE dd26v.

DATA: mark(1).

DATA END OF itab1.

DATA: tc1_tab LIKE itab1 OCCURS 10 WITH HEADER LINE.

DATA BEGIN OF itab2.

INCLUDE STRUCTURE dd28j.

DATA: mark(1).

DATA END OF itab2.

DATA: tc2_tab LIKE itab2 OCCURS 10 WITH HEADER LINE.

DATA BEGIN OF itab3.

INCLUDE STRUCTURE dd28v.

DATA: mark(1).

DATA END OF itab3.

DATA: tc3_tab LIKE itab3 OCCURS 10 WITH HEADER LINE.

DATA: i TYPE i.

DATA subrc LIKE sy-subrc.

DATA: ddxx LIKE dd25v.

*---------------------------------------------------------------------*

* CLASS lcl_type DEFINITION

*---------------------------------------------------------------------*

CLASS lcl_type DEFINITION.

PUBLIC SECTION.

CLASS-METHODS get_type IMPORTING name TYPE string

RETURNING value(ty) TYPE string.

ENDCLASS. "lcl_type DEFINITION

*---------------------------------------------------------------------*

* CLASS lcl_type IMPLEMENTATION

*---------------------------------------------------------------------*

CLASS lcl_type IMPLEMENTATION.

METHOD get_type.

DATA: des TYPE REF TO cl_abap_elemdescr,

df TYPE dfies.

des ?= cl_abap_typedescr=>describe_by_name( name ).

df = des->get_ddic_field( ).

ty = df-datatype.

ENDMETHOD. "get_type

ENDCLASS. "lcl_type IMPLEMENTATION

START-OF-SELECTION.

SET BLANK LINES ON.

sy-title = title.

watab-tno = 1.

APPEND watab TO jtables.

PERFORM list_tabs.

AT LINE-SELECTION.

CASE sy-lsind.

WHEN 1.

GET CURSOR FIELD cur_field.

CASE cur_field.

WHEN 'ICON_SEARCH' OR 'B_SEL'.

PERFORM value_help.

PERFORM list_tabs.

sy-lsind = 0.

WHEN 'ICON_REFERENCE_LIST' OR 'B_REL'.

CLEAR: ddtb, ddtb_tab[], base_tabs[], itab1, tc1_tab[],

itab2, tc2_tab[], itab3, tc3_tab[],

i, subrc, ddxx.

tc1_tab-viewname = 'ZV_DUSTYPLANET'.

tc1_tab-tabname = watab-tabname.

tc1_tab-fortabname = watab-tabname.

tc1_tab-mark = 'X'.

APPEND tc1_tab.

PERFORM v_list_joins.

CLEAR qtab[].

PERFORM list_tabs.

sy-lsind = 0.

WHEN 'ICON_DISPLAY' OR 'B_DIS'.

CHECK watab-tno NE 1.

PERFORM show_relationship.

WHEN 'ICON_DELETE' OR 'B_DEL'.

PERFORM confirm_delete.

CLEAR qtab[].

PERFORM del_table_and_joins USING watab-tno.

PERFORM reorg_tables.

PERFORM list_tabs.

sy-lsind = 0.

WHEN 'ICON_TERMINOLOGY' OR 'B_FLD'.

CLEAR qtab[].

WINDOW STARTING AT 10 10 ENDING AT 120 25.

PERFORM select_fields.

WHEN 'ICON_EXECUTE_OBJECT' OR 'B_EXE'.

PERFORM check_fields.

PERFORM gen_query.

PERFORM list_tabs.

sy-lsind = 0.

WHEN 'ICON_SYSTEM_COPY' OR 'B_COP'.

PERFORM copy_to_clipboard.

WHEN 'ICON_SYSTEM_HELP' OR 'B_HEL'.

PERFORM load_help.

ENDCASE.

WHEN 2.

GET CURSOR FIELD cur_field.

CASE cur_field.

WHEN 'ICON_INSERT_ROW'.

READ TABLE it_av_fields INTO wa_av_fields

WITH KEY tabname = wa_av_fields-tabname

fieldname = wa_av_fields-fieldname.

PERFORM check_alias USING wa_av_fields.

wa_av_fields-selected = 'X'.

MODIFY it_av_fields

FROM wa_av_fields

TRANSPORTING selected alias

WHERE tabname = wa_av_fields-tabname

AND fieldname = wa_av_fields-fieldname.

PERFORM select_fields.

SCROLL LIST INDEX sy-lsind TO PAGE 1 LINE sy-staro.

sy-lsind = 1.

WHEN 'ICON_DELETE_ROW'.

READ TABLE it_av_fields INTO wa_av_fields

WITH KEY tabname = wa_av_fields-tabname

fieldname = wa_av_fields-fieldname.

CLEAR: wa_av_fields-selected,

wa_av_fields-alias.

MODIFY it_av_fields FROM wa_av_fields INDEX sy-tabix.

PERFORM select_fields.

SCROLL LIST INDEX sy-lsind TO PAGE 1 LINE sy-staro.

sy-lsind = 1.

WHEN 'ICON_WORKFLOW_ACTIVITY'.

PERFORM add_all_fields USING wa_av_fields-tabname.

PERFORM select_fields.

SCROLL LIST INDEX sy-lsind TO PAGE 1 LINE sy-staro.

sy-lsind = 1.

ENDCASE.

TOP-OF-PAGE.

FORMAT COLOR COL_HEADING INTENSIFIED.

ULINE.

WRITE: sy-vline,

'Select the tables you wish to join',

' by clicking on the appropriate icons...',

icon_system_help AS ICON HOTSPOT,

b_hel COLOR COL_TOTAL INTENSIFIED HOTSPOT,

icon_system_help AS ICON HOTSPOT,

AT sy-linsz sy-vline.

ULINE.

TOP-OF-PAGE DURING LINE-SELECTION.

IF flagpop IS INITIAL AND flagsel EQ 'X'.

ULINE.

WRITE: sy-vline,

'Select the fields you wish to use from the list below',

AT sy-linsz sy-vline.

WRITE: sy-vline,

(53) t_done COLOR COL_TOTAL CENTERED,

AT 31 icon_cancel COLOR COL_TOTAL AS ICON,

AT sy-linsz sy-vline.

ELSEIF cur_field EQ 'B_DIS' OR cur_field EQ 'ICON_DISPLAY'.

FORMAT COLOR COL_HEADING INTENSIFIED.

ULINE.

WRITE: sy-vline,

'Join conditions',

AT sy-linsz sy-vline.

ULINE.

CLEAR cur_field.

ELSE.

FORMAT COLOR COL_HEADING INTENSIFIED.

ULINE.

WRITE: sy-vline,

'Select the tables you wish to join',

' by clicking on the appropriate icons...',

icon_system_help AS ICON HOTSPOT,

b_hel COLOR COL_TOTAL INTENSIFIED HOTSPOT,

icon_system_help AS ICON HOTSPOT,

AT sy-linsz sy-vline.

ULINE.

ENDIF.

*&--------------------------------------------------------------------*

*& Form value_help

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM value_help.

DATA: old_tab TYPE dd02l-tabname,

result VALUE '1', text(150).

old_tab = watab-tabname.

IF LINES( jtables ) > 1.

CONCATENATE 'All tables and joins will be deleted...'

'Are you sure you want to select a new base table?'

INTO text SEPARATED BY space.

CALL FUNCTION 'POPUP_TO_CONFIRM'

EXPORTING

titlebar = 'Warning...'

text_question = text

display_cancel_button = space

IMPORTING

answer = result.

ENDIF.

IF result = '1'.

CALL FUNCTION 'F4_DD_TABLES'

EXPORTING

object = watab-tabname

suppress_selection = 'X'

IMPORTING

RESULT = watab-tabname.

IF watab-tabname NE old_tab.

CLEAR: jtables[], it_joins[], it_av_fields[].

watab-tno = 1.

APPEND watab TO jtables.

PERFORM get_fields USING watab-tabname.

ELSE.

MESSAGE 'Base table not changed...' TYPE 'S'.

ENDIF.

ENDFORM. "value_help

*&--------------------------------------------------------------------*

*& Form list_tabs

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM list_tabs.

LOOP AT jtables INTO watab.

NEW-LINE.

WRITE: sy-vline,

(2) watab-tno,

sy-vline,

watab-tabname COLOR COL_NORMAL,

sy-vline,

60 sy-vline,

icon_reference_list AS ICON HOTSPOT,

b_rel COLOR COL_TOTAL INTENSIFIED HOTSPOT,

sy-vline,

icon_display AS ICON HOTSPOT,

b_dis COLOR COL_GROUP INTENSIFIED HOTSPOT,

sy-vline,

icon_delete AS ICON HOTSPOT,

b_del COLOR COL_NEGATIVE HOTSPOT,

AT sy-linsz sy-vline.

IF sy-tabix = 1.

WRITE: 40 b_sel COLOR COL_KEY HOTSPOT.

WRITE: 58 icon_search AS ICON HOTSPOT.

WRITE: 82(22) space.

IF watab-tabname IS INITIAL.

WRITE: 61(19) space.

WRITE: 105(20) space.

ENDIF.

HIDE: watab-tabname, watab-tno, watab-parent.

CLEAR watab.

ENDLOOP.

ULINE.

READ TABLE jtables INTO watab INDEX 1.

IF watab-tabname IS NOT INITIAL.

WRITE:sy-vline,

icon_terminology AS ICON HOTSPOT,

b_fld COLOR COL_KEY INTENSIFIED HOTSPOT,

AT sy-linsz sy-vline.

ULINE.

WRITE:sy-vline,

icon_execute_object AS ICON HOTSPOT,

b_exe COLOR COL_KEY INTENSIFIED HOTSPOT,

AT sy-linsz sy-vline.

ULINE.

IF qtab IS NOT INITIAL.

FORMAT COLOR COL_TOTAL INTENSIFIED.

ULINE.

WRITE:sy-vline,

(128) 'SELECT statement generated successfully!' CENTERED,

AT sy-linsz sy-vline.

ULINE.

WRITE:sy-vline,

50 icon_system_copy AS ICON HOTSPOT,

b_cop HOTSPOT,

AT sy-linsz sy-vline.

ULINE.

FORMAT COLOR COL_TOTAL INTENSIFIED OFF.

LOOP AT qtab INTO qtext.

WRITE:sy-vline,

qtext,

AT sy-linsz sy-vline.

ENDLOOP.

ULINE.

FORMAT RESET.

ENDIF.

CLEAR watab.

ENDFORM. "list_tabs

*&--------------------------------------------------------------------*

*& Form v_list_joins

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM v_list_joins.

DATA: dd05m_out LIKE dd05m OCCURS 20 WITH HEADER LINE,

dd08v_out LIKE dd08v OCCURS 10 WITH HEADER LINE,

dd08v_ok LIKE dd08v OCCURS 10,

dd08v_no LIKE dd08v OCCURS 10,

dd08v_tab LIKE dd08v OCCURS 10 WITH HEADER LINE,

basetabnames LIKE dd26v OCCURS 10 WITH HEADER LINE.

DATA: BEGIN OF tab_joins OCCURS 10.

INCLUDE STRUCTURE dd05m.

DATA: mark(1),

sele(1),

nofs(1),

END OF tab_joins.

PERFORM get_basetab_info(radvimnt)

TABLES tc1_tab

base_tabs

USING 0 ddxx

CHANGING subrc.

CLEAR basetabnames[].

LOOP AT tc1_tab INTO basetabnames

WHERE mark = 'X'.

APPEND basetabnames.

ENDLOOP.

ddxx-viewclass = 'D'.

PERFORM get_all_frks(radvimnt)

TABLES base_tabs

basetabnames

dd08v_out

dd05m_out

USING ddxx space.

DESCRIBE TABLE dd08v_out LINES i.

IF i = 0.

READ TABLE basetabnames INDEX 1

TRANSPORTING tabname.

IF sy-tfill = 1.

MESSAGE s315(e2) WITH basetabnames-tabname.

ELSE.

MESSAGE s306(e2).

ENDIF.

ELSE.

dd08v_ok[] = dd08v_out[].

CLEAR dd08v_no[].

PERFORM v_list_fk_head

TABLES basetabnames

dd08v_ok

dd08v_no

dd05m_out.

ENDIF.

ENDFORM. "v_list_joins

*&--------------------------------------------------------------------*

*& Form v_list_fk_head

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

* -->BASETABNAMEtext

* -->DD08V_OK text

* -->DD08V_NO text

* -->DD05M_OUT text

*---------------------------------------------------------------------*

FORM v_list_fk_head

TABLES basetabnames STRUCTURE dd26v

dd08v_ok

dd08v_no

dd05m_out.

DATA: tabnams LIKE dd02l-tabname OCCURS 10 WITH HEADER LINE,

dd08v_tab LIKE dd08v OCCURS 10 WITH HEADER LINE.

DATA: BEGIN OF tab_joins OCCURS 10.

INCLUDE STRUCTURE dd08v.

DATA: mark(1),

sele(1),

END OF tab_joins,

ltab TYPE dd02l-tabname,

old_tno TYPE i,

wa_check LIKE watab,

dup_tables LIKE RANGE OF watab-tabname,

wa_dup LIKE LINE OF dup_tables.

LOOP AT basetabnames.

tabnams = basetabnames-tabname.

APPEND tabnams.

ENDLOOP.

tab_joins[] = dd08v_ok[].

CALL FUNCTION 'DD_LIST_TAB_RELATIONS'

EXPORTING

viewclass = ddxx-viewclass

TABLES

tab_names = tabnams

dd08v_ok = tab_joins

dd08v_no = dd08v_no

dd05m_tab = dd05m_out

EXCEPTIONS

not_executed = 1

OTHERS = 2.

IF sy-subrc = 0.

CLEAR: dd08v_tab[].

LOOP AT tab_joins

WHERE mark = 'X'

AND sele = ' '.

dd08v_tab = tab_joins.

APPEND dd08v_tab.

ENDLOOP.

IF sy-subrc = 0.

PERFORM add_join_from_frk(radvimnt)

TABLES base_tabs

tc1_tab "dd26v_tab

tc2_tab "dd28j_tab

tc3_tab "dd28v_rest

dd08v_tab "dd08v_tab

USING ddxx

CHANGING subrc.

IF subrc = 4.

MESSAGE s325(e2).

ELSE.

ltab = watab-tabname.

old_tno = watab-tno.

LOOP AT tc1_tab.

IF sy-tabix NE 1.

READ TABLE jtables INTO wa_check

WITH KEY tabname = tc1_tab-tabname TRANSPORTING tabname.

IF sy-subrc NE 0.

watab-parent = old_tno.

ADD 1 TO watab-tno.

watab-tabname = tc1_tab-tabname.

APPEND watab TO jtables.

PERFORM get_fields USING watab-tabname.

ELSEIF sy-subrc = 0.

wa_dup-sign = 'I'.

wa_dup-option = 'EQ'.

wa_dup-low = wa_check-tabname.

APPEND wa_dup TO dup_tables.

ENDIF.

ENDLOOP.

LOOP AT tc2_tab.

CHECK dup_tables IS INITIAL OR

( tc2_tab-ltab NOT IN dup_tables AND

tc2_tab-ltab NOT IN dup_tables ).

wa_joins-ltab = tc2_tab-ltab.

wa_joins-rtab = tc2_tab-rtab.

wa_joins-field1 = tc2_tab-lfield.

wa_joins-field2 = tc2_tab-rfield.

APPEND wa_joins TO it_joins.

ENDLOOP.

PERFORM reorg_tables.

ENDIF.

ENDFORM. "v_list_fk_h

*&--------------------------------------------------------------------*

*& Form tab_dupl

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM tab_dupl.

DATA: checktab LIKE jtables,

wa_check LIKE LINE OF checktab,

wa_old LIKE wa_check,

text(50).

checktab = jtables.

SORT checktab BY tabname.

LOOP AT checktab INTO wa_check.

IF wa_check-tabname IS NOT INITIAL

AND wa_check-tabname = wa_old-tabname.

CONCATENATE 'Table ' wa_old-tabname ' has already been added'

INTO text SEPARATED BY space.

MESSAGE text TYPE 'E'.

ENDIF.

wa_old = wa_check.

ENDLOOP.

ENDFORM. "tab_dupl

*&--------------------------------------------------------------------*

*& Form show_relationship

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM show_relationship.

DATA: text(73),

wapre LIKE watab.

flagpop = 'X'.

FORMAT COLOR COL_GROUP INTENSIFIED.

NEW-PAGE.

READ TABLE jtables INTO wapre WITH KEY tno = watab-parent.

WINDOW STARTING AT 10 10 ENDING AT 100 15.

LOOP AT it_joins INTO wa_joins

WHERE

( rtab = watab-tabname AND ltab = wapre-tabname )

OR ( ltab = watab-tabname AND rtab = wapre-tabname ).

ULINE (75).

CONCATENATE wa_joins-ltab '-'

wa_joins-field1

` = `

wa_joins-rtab '-'

wa_joins-field1 INTO text.

CONDENSE text.

WRITE:/ sy-vline,

text,

AT 75 sy-vline.

ENDLOOP.

ULINE (75).

CLEAR flagpop.

ENDFORM. "show_relationship

*&--------------------------------------------------------------------*

*& Form del_table_and_joins

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

* -->P_TNO text

*---------------------------------------------------------------------*

FORM del_table_and_joins USING p_tno TYPE i.

DATA: wapre LIKE watab,

wacurr LIKE watab,

wachild LIKE watab.

READ TABLE jtables INTO wacurr WITH KEY tno = p_tno.

READ TABLE jtables INTO wapre WITH KEY tno = wacurr-parent.

LOOP AT it_joins INTO wa_joins

WHERE

( rtab = wacurr-tabname AND ltab = wapre-tabname )

OR ( ltab = wacurr-tabname AND rtab = wapre-tabname ).

DELETE TABLE it_joins FROM wa_joins.

ENDLOOP.

LOOP AT jtables INTO wachild WHERE parent = wacurr-tno.

PERFORM del_table_and_joins USING wachild-tno.

ENDLOOP.

DELETE it_av_fields WHERE tabname = wacurr-tabname.

DELETE TABLE jtables FROM wacurr.

ENDFORM. "del_table_and_joins

*&--------------------------------------------------------------------*

*& Form reorg_tables

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM reorg_tables.

DATA: wa_curr LIKE LINE OF jtables.

IF jtables IS INITIAL.

wa_curr-tno = 1.

APPEND wa_curr TO jtables.

ELSE.

LOOP AT jtables INTO wa_curr.

wa_curr-tno = sy-tabix.

MODIFY TABLE jtables FROM wa_curr.

ENDLOOP.

ENDIF.

ENDFORM. "reorg_tables

*&--------------------------------------------------------------------*

*& Form confirm_delete

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM confirm_delete.

DATA: text(150),result, wa_curr LIKE LINE OF jtables.

READ TABLE jtables INTO wa_curr INDEX 1.

IF wa_curr-tabname IS INITIAL.

MESSAGE 'Nothing to delete...' TYPE 'E'.

ELSE.

CONCATENATE 'Do you wish to delete the table' watab-tabname

', its dependent tables and their join conditions?'

INTO text SEPARATED BY space.

CALL FUNCTION 'POPUP_TO_CONFIRM'

EXPORTING

titlebar = 'Warning...'

text_question = text

display_cancel_button = space

IMPORTING

answer = result.

IF result = '2'.

MESSAGE 'Delete action cancelled by user...' TYPE 'E'.

ENDIF.

ENDFORM. "confirm_delete

*&--------------------------------------------------------------------*

*& Form get_fields

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

* -->PTABNAME text

*---------------------------------------------------------------------*

FORM get_fields USING ptabname TYPE dd02l-tabname.

DATA: BEGIN OF wa_field,

pos TYPE dd03l-position,

fieldname TYPE dd03l-fieldname,

text TYPE dd04t-scrtext_l,

END OF wa_field,

it_fields LIKE TABLE OF wa_field.

SELECT dd03l~position dd03l~fieldname dd04t~scrtext_l

INTO TABLE it_fields

FROM dd03l INNER JOIN dd04t

ON dd03l~rollname = dd04t~rollname

WHERE dd03l~tabname = ptabname

AND dd04t~ddlanguage = sy-langu

AND dd03l~datatype NE 'CLNT'

ORDER BY dd03l~position.

wa_av_fields-tabname = ptabname.

LOOP AT it_fields INTO wa_field.

MOVE-CORRESPONDING wa_field TO wa_av_fields.

APPEND wa_av_fields TO it_av_fields.

ENDLOOP.

ENDFORM. "get_fields

*&--------------------------------------------------------------------*

*& Form SELECT_FIELDS

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM select_fields.

flagsel = 'X'.

ULINE.

WRITE: sy-vline,

(30) 'Available Fields' CENTERED,

(2) space,

sy-vline,

(25) 'Description' CENTERED,

sy-vline,

(2) space,

(30) 'Selected Fields' CENTERED,

sy-vline,

(14) 'Alias' CENTERED,

AT sy-linsz sy-vline.

FORMAT COLOR COL_TOTAL.

LOOP AT it_av_fields INTO wa_av_fields.

AT NEW tabname.

FORMAT COLOR COL_GROUP INTENSIFIED.

ULINE.

WRITE: sy-vline,

(60) wa_av_fields-tabname,

34 icon_workflow_activity AS ICON HOTSPOT

QUICKINFO 'Select All',

AT sy-linsz sy-vline.

HIDE wa_av_fields-tabname.

ULINE.

FORMAT COLOR COL_TOTAL.

ENDAT.

IF wa_av_fields-selected IS INITIAL.

WRITE: sy-vline,

(30) wa_av_fields-fieldname,

icon_insert_row AS ICON HOTSPOT,

sy-vline,

(25) wa_av_fields-text,

sy-vline,

(2) space,

(30) space COLOR COL_KEY,

sy-vline,

(14) wa_av_fields-alias ,

AT sy-linsz sy-vline.

ELSEIF wa_av_fields-alias IS INITIAL.

WRITE: sy-vline,

(30) space,

(2) space,

sy-vline,

(25) wa_av_fields-text,

sy-vline,

icon_delete_row AS ICON HOTSPOT,

(30) wa_av_fields-fieldname COLOR COL_KEY,

sy-vline,

(14) space,

AT sy-linsz sy-vline.

ELSE.

WRITE: sy-vline,

(30) space,

(2) space,

sy-vline,

(25) wa_av_fields-text,

sy-vline,

icon_delete_row AS ICON HOTSPOT,

(30) wa_av_fields-fieldname COLOR COL_TOTAL INTENSIFIED,

sy-vline,

(14) wa_av_fields-alias COLOR COL_KEY,

AT sy-linsz sy-vline.

ENDIF.

HIDE: wa_av_fields-tabname,

wa_av_fields-fieldname.

ENDLOOP.

ULINE.

CLEAR: flagsel, wa_av_fields.

ENDFORM. "SELECT_FIELDS

*&--------------------------------------------------------------------*

*& Form CHECK_ALIAS

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

* -->P_WA text

*---------------------------------------------------------------------*

FORM check_alias CHANGING p_wa LIKE wa_av_fields.

DATA: wa_check LIKE p_wa,

text1(50), text2(50), text3(30), result, subrc LIKE sy-subrc.

READ TABLE it_av_fields INTO wa_check

WITH KEY fieldname = p_wa-fieldname

alias = space

selected = 'X'.

IF sy-subrc = 0.

CONCATENATE wa_check-tabname '-' p_wa-fieldname

INTO text1.

text2 = 'already exists. Please enter an'.

text3 = 'alias for this field...'.

CALL FUNCTION 'POPUP_TO_GET_ONE_VALUE'

EXPORTING

textline1 = text1

textline2 = text2

textline3 = text3

titel = 'Alias needed !'

valuelength = 14

IMPORTING

answer = result

value1 = p_wa-alias.

IF result = 'A'.

MESSAGE 'Alias must be specified...' TYPE 'E' DISPLAY LIKE 'I'.

ELSE.

READ TABLE it_av_fields INTO wa_check

WITH KEY alias = p_wa-alias

selected = 'X'.

READ TABLE it_av_fields INTO wa_check

WITH KEY fieldname = p_wa-alias

selected = 'X'.

IF sy-subrc EQ 0 OR subrc EQ 0.

DO.

CLEAR p_wa-alias.

CALL FUNCTION 'POPUP_TO_GET_ONE_VALUE'

EXPORTING

textline1 = 'The alias you specified'

textline2 = 'already exists!'

textline3 = 'Please enter a new alias...'

titel = 'Alias needed !'

valuelength = 14

IMPORTING

answer = result

value1 = p_wa-alias.

IF result = 'A'.

MESSAGE 'Alias must be specified...' TYPE 'E' DISPLAY LIKE 'I'.

ELSE.

READ TABLE it_av_fields INTO wa_check

WITH KEY alias = p_wa-alias

selected = 'X'.

IF sy-subrc NE 0.

READ TABLE it_av_fields INTO wa_check

WITH KEY fieldname = p_wa-alias

selected = 'X'.

IF sy-subrc NE 0.

EXIT.

ENDIF.

ENDDO.

ENDIF.

ENDFORM. "CHECK_A

*&--------------------------------------------------------------------*

*& Form gen_query

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM gen_query.

DATA:fname TYPE string, it_av LIKE it_av_fields.

CLEAR qtab[].

it_av = it_av_fields.

DELETE it_av WHERE selected = space.

IF LINES( jtables ) EQ 1 AND it_joins IS INITIAL.

APPEND 'SELECT' TO qtab.

LOOP AT it_av INTO wa_av_fields.

AT NEW tabname.

CONCATENATE '****Fields from'

wa_av_fields-tabname

INTO qtext SEPARATED BY space.

APPEND qtext TO qtab.

ENDAT.

CONCATENATE ` ` wa_av_fields-fieldname INTO qtext.

APPEND qtext TO qtab.

ENDLOOP.

APPEND '****Target' TO qtab.

APPEND 'INTO [target] "replace with data object(s)'

TO qtab.

CONCATENATE 'FROM' wa_av_fields-tabname

INTO qtext SEPARATED BY space.

APPEND qtext TO qtab.

ELSE.

APPEND 'SELECT' TO qtab.

LOOP AT it_av INTO wa_av_fields.

AT NEW tabname.

CONCATENATE '****Fields from'

wa_av_fields-tabname

INTO qtext SEPARATED BY space.

APPEND qtext TO qtab.

ENDAT.

CONCATENATE ` ` wa_av_fields-tabname

'~'

wa_av_fields-fieldname

INTO qtext.

IF wa_av_fields-alias IS NOT INITIAL.

CONCATENATE qtext 'AS' wa_av_fields-alias

INTO qtext SEPARATED BY space.

ENDIF.

APPEND qtext TO qtab.

ENDLOOP.

APPEND '****Target' TO qtab.

APPEND 'INTO [target] "replace with data object(s)'

TO qtab.

APPEND '****Inner joins' TO qtab.

APPEND 'FROM' TO qtab.

LOOP AT it_joins INTO wa_joins.

AT NEW ltab.

IF sy-tabix = 1.

APPEND wa_joins-ltab TO qtab.

ENDIF.

ENDAT.

AT NEW rtab.

CONCATENATE 'INNER JOIN' wa_joins-rtab 'ON'

INTO qtext SEPARATED BY space.

APPEND qtext TO qtab.

ENDAT.

IF qtext(5) NE 'INNER'.

CONCATENATE ` ` 'AND' INTO qtext.

APPEND qtext TO qtab.

ELSE.

CONCATENATE wa_joins-rtab '-' wa_joins-field2 INTO fname.

IF lcl_type=>get_type( fname ) = 'CLNT'.

CONTINUE.

ENDIF.

CONCATENATE ` ` wa_joins-ltab '~' wa_joins-field1 ` = `

wa_joins-rtab '~' wa_joins-field2

INTO qtext.

APPEND qtext TO qtab.

ENDLOOP.

ENDIF.

ENDFORM. "gen_query

*&--------------------------------------------------------------------*

*& Form check_fields

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM check_fields.

READ TABLE it_av_fields INTO wa_av_fields

WITH KEY selected = 'X'

TRANSPORTING NO FIELDS.

IF sy-subrc NE 0.

MESSAGE 'Select at least one field...'

TYPE 'E' DISPLAY LIKE 'I'.

ENDIF.

ENDFORM. "check_fields

*&--------------------------------------------------------------------*

*& Form add_all_fields

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

* -->TNAME text

*---------------------------------------------------------------------*

FORM add_all_fields USING tname LIKE wa_av_fields-tabname.

DATA wa_fields LIKE wa_av_fields.

DATA: wa_check LIKE wa_fields,

text1(50), text2(50), text3(30), result, subrc LIKE sy-subrc.

LOOP AT it_av_fields INTO wa_fields WHERE tabname = tname

AND selected IS INITIAL.

READ TABLE it_av_fields INTO wa_check

WITH KEY fieldname = wa_fields-fieldname

alias = space

selected = 'X'.

IF sy-subrc = 0.

CONCATENATE wa_fields-fieldname 'already exists.'

INTO text1 SEPARATED BY space.

text2 = 'Enter an alias. It can consist of'.

text3 = 'only alphabets and digits...'.

CALL FUNCTION 'POPUP_TO_GET_ONE_VALUE'

EXPORTING

textline1 = text1

textline2 = text2

textline3 = text3

titel = 'Alias needed !'

valuelength = 14

IMPORTING

answer = result

value1 = wa_fields-alias.

IF result = 'A'.

MESSAGE 'Alias must be specified...' TYPE 'I'.

CONTINUE.

ELSE.

READ TABLE it_av_fields INTO wa_check

WITH KEY alias = wa_fields-alias

selected = 'X'.

subrc = sy-subrc.

READ TABLE it_av_fields INTO wa_check

WITH KEY fieldname = wa_fields-alias

selected = 'X'.

IF sy-subrc EQ 0 OR subrc EQ 0.

DO.

CLEAR wa_fields-alias.

CALL FUNCTION 'POPUP_TO_GET_ONE_VALUE'

EXPORTING

textline1 = 'The alias you specified'

textline2 = 'already exists!'

textline3 = 'Please enter a new alias...'

titel = 'Alias needed !'

valuelength = 14

IMPORTING

answer = result

value1 = wa_fields-alias.

IF result = 'A'.

CALL FUNCTION 'POPUP_TO_CONFIRM'

EXPORTING

titlebar = 'Cancel Action?'

text_question = 'Stop adding fields?'

text_button_1 = 'Yes'

text_button_2 = 'No'

IMPORTING

answer = result.

IF result = 1.

EXIT.

ELSE.

CONTINUE.

ENDIF.

ELSE.

READ TABLE it_av_fields INTO wa_check

WITH KEY alias = wa_fields-alias

selected = 'X'.

IF sy-subrc NE 0.

READ TABLE it_av_fields INTO wa_check

WITH KEY fieldname = wa_fields-alias

selected = 'X'.

IF sy-subrc NE 0.

EXIT.

ENDIF.

ENDDO.

IF result = '1'.

CLEAR result.

EXIT.

ENDIF.

wa_fields-selected = 'X'.

MODIFY it_av_fields

FROM wa_fields

TRANSPORTING selected alias

WHERE tabname = wa_fields-tabname

AND fieldname = wa_fields-fieldname.

ENDLOOP.

ENDFORM. "add_all_fi

*&--------------------------------------------------------------------*

*& Form copy_to_clipboard

*&--------------------------------------------------------------------*

* text

*---------------------------------------------------------------------*

FORM copy_to_clipboard.

DATA: rc TYPE i.

CALL METHOD cl_gui_frontend_services=>clipboard_export

IMPORTING

data = qtab

CHANGING

rc = rc.

MESSAGE 'Query copied to clipboard!' TYPE 'I'.

ENDFORM. "copy_to_clipboard

FORM LOAD_HELP.

CALL FUNCTION 'WS_EXECUTE'

EXPORTING

PROGRAM = 'https://www.sdn.sap.com/irj/sdn/weblogs?blog=/pub/wlg/7136'

EXCEPTIONS OTHERS = 0.

ENDFORM.

*Source: Dushyant Shetty