Gavin Sherry <swm(at)linuxworld(dot)com(dot)au> writes:
> have a parameter which specified how much of the table is vacuumed. That
> is, you could specify:
> VACUUM FULL test 20 precent;
Erm ... but which 20 percent? In other words, how could you arrange for
repeated applications of such a command to cover the whole table, and
not just retrace an already-cleaned-out portion?
I don't object to the idea in principle, but I am not sure how to
implement it in practice.
regards, tom lane