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danrega
2023-11-06 16:54:31 +01:00
parent 4a0fe907de
commit 1c50246e58
22 changed files with 4769 additions and 4294 deletions
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54
src/zcl_demo_abap_sql_group_by.clas.abap
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@@ -61,29 +61,27 @@ CLASS ZCL_DEMO_ABAP_SQL_GROUP_BY IMPLEMENTATION.
METHOD class_constructor.
"Fill demo database tables.
zcl_demo_abap_flight_tables=>fill_dbtabs( ).
zcl_demo_abap_aux=>fill_dbtabs( ).
ENDMETHOD.
METHOD if_oo_adt_classrun~main.
DATA(output) = NEW zcl_demo_abap_display( out ).
output->display( `ABAP Cheat Sheet Example: Grouping Internal Tables` ).
out->write( |ABAP Cheat Sheet Example: Grouping Internal Tables\n\n| ).
SELECT *
FROM zdemo_abap_flsch
INTO TABLE @DATA(fli_tab).
output->display( `1) Representative Binding` ).
output->display( `1a) Grouping by one column` ).
out->write( |1) Representative Binding\n| ).
out->write( |1a) Grouping by one column\n| ).
LOOP AT fli_tab INTO wa
GROUP BY wa-carrid.
output->display( wa-carrid ).
out->write( wa-carrid ).
ENDLOOP.
output->next_section( `1b) Members of one column groups` ).
out->write( zcl_demo_abap_aux=>heading( `1b) Members of one column groups` ) ).
LOOP AT fli_tab INTO wa
GROUP BY wa-carrid.
@@ -92,18 +90,20 @@ CLASS ZCL_DEMO_ABAP_SQL_GROUP_BY IMPLEMENTATION.
members = VALUE #( BASE members ( member ) ).
ENDLOOP.
output->display( members ).
out->write( members ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `1c) Grouping by two columns` ).
out->write( zcl_demo_abap_aux=>heading( `1c) Grouping by two columns` ) ).
LOOP AT fli_tab INTO wa
GROUP BY ( key1 = wa-carrid key2 = wa-airpfrom ).
output->display( |{ wa-carrid } { wa-airpfrom }| ).
out->write( |{ wa-carrid } { wa-airpfrom }| ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `1d) Members of two column groups` ).
out->write( zcl_demo_abap_aux=>heading( `1d) Members of two column groups` ) ).
LOOP AT fli_tab INTO wa
GROUP BY ( key1 = wa-carrid key2 = wa-airpfrom ).
@@ -112,20 +112,22 @@ CLASS ZCL_DEMO_ABAP_SQL_GROUP_BY IMPLEMENTATION.
members = VALUE #( BASE members ( member ) ).
ENDLOOP.
output->display( members ).
out->write( members ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `2) Group Key Binding` ).
output->display( `2a) Grouping by one column` ).
out->write( zcl_demo_abap_aux=>heading( `2) Group Key Binding` ) ).
out->write( |2a) Grouping by one column\n| ).
LOOP AT fli_tab INTO wa
GROUP BY wa-carrid
INTO DATA(key).
output->display( key ).
out->write( key ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `2b) Members of one column groups` ).
out->write( zcl_demo_abap_aux=>heading( `2b) Members of one column groups` ) ).
LOOP AT fli_tab INTO wa
GROUP BY wa-carrid
@@ -135,19 +137,21 @@ CLASS ZCL_DEMO_ABAP_SQL_GROUP_BY IMPLEMENTATION.
members = VALUE #( BASE members ( member ) ).
ENDLOOP.
output->display( members ).
out->write( members ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `2c) Grouping by two columns` ).
out->write( zcl_demo_abap_aux=>heading( `2c) Grouping by two columns` ) ).
LOOP AT fli_tab INTO wa
GROUP BY ( key1 = wa-carrid key2 = wa-airpfrom )
INTO DATA(keys).
output->display( keys ).
out->write( keys ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `2d) Members of two column groups` ).
out->write( zcl_demo_abap_aux=>heading( `2d) Members of two column groups` ) ).
LOOP AT fli_tab INTO wa
GROUP BY ( key1 = wa-carrid key2 = wa-airpfrom )
@@ -157,10 +161,11 @@ CLASS ZCL_DEMO_ABAP_SQL_GROUP_BY IMPLEMENTATION.
members = VALUE #( BASE members ( member ) ).
ENDLOOP.
output->display( members ).
out->write( members ).
out->write( |\n| ).
ENDLOOP.
output->next_section( `2e) Two column groups without members` ).
out->write( zcl_demo_abap_aux=>heading( `2e) Two column groups without members` ) ).
LOOP AT fli_tab INTO wa
GROUP BY ( key1 = wa-carrid key2 = wa-airpfrom
@@ -168,7 +173,8 @@ CLASS ZCL_DEMO_ABAP_SQL_GROUP_BY IMPLEMENTATION.
WITHOUT MEMBERS
INTO DATA(keysplus).
output->display( keysplus ).
out->write( keysplus ).
out->write( |\n| ).
ENDLOOP.
ENDMETHOD.