Group by example

 CLASS lcl_class_name DEFINITION CREATE PRIVATE FINAL.

PUBLIC SECTION.

    CLASS-METHODS: create
        RETURNING
            VALUE(ro_obj) TYPE REF TO lcl_class_name.

    METHODS: run.

PROTECTED SECTION.
PRIVATE SECTION.

ENDCLASS.

CLASS lcl_class_name IMPLEMENTATION.

    METHOD create.
        ro_obj = NEW lcl_class_name( ).
    ENDMETHOD.

    METHOD run.
        
        SELECT *
        FROM spfli
        INTO TABLE @DATA(lt_spfli).
        DATA members LIKE lt_spfli.
            
        LOOP AT lt_spfli INTO DATA(ls_spfli)
            GROUP BY ( carrier = ls_spfli-carrid city_from = ls_spfli-cityfrom )
            ASCENDING
            ASSIGNING FIELD-SYMBOL(<lfs_group>).
            
            CLEAR members.
            LOOP AT GROUP <lfs_group> ASSIGNING FIELD-SYMBOL(<lfs_spfli_group>).
                members = VALUE #( BASE members ( <lfs_spfli_group> ) ).
            ENDLOOP.
                cl_demo_output=>write( members ).
        ENDLOOP.
        cl_demo_output=>display( ).    

    ENDMETHOD.

ENDCLASS.

********************************ROHINI KUMAR*********************************
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