| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | Gavin Sherry <swm(at)linuxworld(dot)com(dot)au> |
| Cc: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: Vacuum improvement |
| Date: | 2002-10-16 03:52:35 |
| Message-ID: | 20811.1034740355@sss.pgh.pa.us |
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| Lists: | pgsql-hackers |
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
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