Join two tables in alv
ZSTU TABLE ZSTU1 TABLE REPORT ZAJAY_STU . TABLES : zstu , zstu1 . Types : BEGIN OF ty_zstu , zstu_id TYPE zstu - zstu_id , zstu_name TYPE zstu - zstu_name , zstu_dep TYPE zstu - zstu_dep , zstu_fee TYPE zstu - zstu_fee , END OF ty_zstu , BEGIN OF ty_zstu1 , zstu_id TYPE zstu1 - zstu_id , zstu_marks TYPE zstu1 - zstu_marks , END OF ty_zstu1 , BEGIN OF ty_final , zstu_id TYPE zstu - zstu_id , zstu_name TYPE zstu - zstu_name , zstu_dep TYPE zstu - zstu_dep , zstu_fee TYPE zstu - zstu_fee , zstu_marks TYPE zstu1 - zstu_marks , END OF ty_final . SELECTION-SCREEN BEGIN OF BLOCK B1 . SELECT-OPTIONS : s_id for zstu - zstu_id . SELECTION-SCREEN END OF BLOCK B1 . data : it_zstu type table of ty_zstu , it_zstu1 type table of ty_zstu1 , wa_zstu type ty_zstu , wa_