zOs/SKELS/NAKCNWIT

with tm as
( select t.*, s.psid,
      char(case when s.nTables = 1 then ''
               when s.nTables > 999 then '****'
               else    right('****' || strip(char(nTables)), 4)
          end, 4) mult
      from sysibm.sysTables t, sysibm.systablespace s
          where t.type = 'T'
                and t.dbName = s.dbName and t.tsname = s.name
)