framework/resources/Functional/limit0/union_all/prq_union_all/plan/prqUAllprq_30.q

explain plan for select * from ( select count(col_date) count_date, col_boln from `prqUnAll_0_v` group by col_boln union all select count(col_date) count_date, col_boln from `prqUnAll_1_v` group by col_boln ) t limit 0;