with paths(n, p) as (values 
  (1, 'path1')
, (2, 'path2')
)
select 
case p.n when 1 then 'set tablespace containsers for ' ||rtrim(char(tbsp_id))||' using (' else ', ' end
||case tbsp_type when 'DMS' then 'file' else 'path' end
||' '''||p.p||'/'||t.tbsp_name||'/cont'||rtrim(char(p.n))||''' '
||case tbsp_type when 'DMS' then rtrim(char(tbsp_usable_pages/(select count(1) from paths)+1)) else '' end
||case p.n when (select max(n) from paths) then ');' else '' end
from table(MON_GET_TABLESPACE('', -1)) t, paths p
where tbsp_using_auto_storage=0
order by t.tbsp_id, p.n