select
*
from
mysql_catalog.mysqldb.mysqltable
where
id >= ((
select
max(id)
from
mysql_catalog.mysqldb.mysqltable)-(
select
min(id)
from
mysql_catalog.mysqldb.mysqltable))* rand() + (
select
min(id)
from
mysql_catalog.mysqldb.mysqltable)
limit 0,5000