Categories ABAP Interview QnA Technical Q&A How to achieve Traffic light in ALV? by Srinidhi Raghothama Posted on 31 March 2021 31 March 2021 0 gr_columns->set_exception_column( value = ‘LIGHTS’ ). Here LIGHTS is the name of column to be added in the internal table. 1 for RED, 2 for YELLOW and 3 for GREEN. ABAP ALV Interview Question Previous Post What is difference between Exits & BADI? Next Post For maintaining additional fields in table should TMG be deleted ?