print ===================>td-1477, one table has only one block occurs this bug.
sql select _wstart, first(size), count(*), LAST(SIZE), tbname from stest where tbname in ('test1', 'test2') partition by tbname interval(1d) ;
sql select _wstart, first(size), count(*), LAST(SIZE), tbname from stest where tbname in ('test1', 'test2') partition by tbname interval(1d) order by tbname asc;