can i modify dynamic table columne by columne ?

i build dynamic table as by help i got here .

ok , work fine , but i need to add new columned

in any case that i find new field (kostl) .

i sow that i can add columns dynamically but just

in one time by CALL METHOD CL_ALV_TABLE_CREATE=>CREATE_DYNAMIC_TABLE

but is it possible to add any time that i need

one more columne ?