zOs/TX/PER01SPU

with u as
(         select * from gdb9998.tPer01x0
union all select * from gdb9998.tPer01x1
union all select * from gdb9998.tPer01x2
)
select count(*),  min(ix), max(ix)
     from u
     where da =       '30.05.2011' --d '02.06.2011'
       and ix between 0530000000  and 0602999999
;