zOs/TX/WK980INS

insert into A540769.twk980a1
  select mod(row_number() over (), 257),
    'text ' || strip(char(row_number() over ()))
    || ' ' || strip(left(name,20))
    from sysibm.sysColumns
    fetch first 10000 rows only
;
select count(*) from A540769.twk980a1
;