Re: Autovacuum Improvements

Glen Parker <glenebob@nwlink.com>

From: Glen Parker <glenebob@nwlink.com>
To: Postgres general mailing list <pgsql-general@postgresql.org>
Date: 2006-12-19T22:09:10Z
Lists: pgsql-hackers
Erik Jones wrote:
> Matthew O'Connor wrote:
>> Glen Parker wrote:
>>> If it isn't there somewhere already, I would ask to add:
>>>  Expose a very easy way to discover autovacuum's opinion about a 
>>> particular table, for example "table_needs_vacuum(oid)", ignoring any 
>>> time constraints that may be in place.
>>
>> This might be a nice feature however in the presence of the much 
>> talked about but not yet developed maintenance window concept, I'm not 
>> sure how  this should work.  That is, during business hours the table 
>> doesn't need vacuuming, but it will when the evening maintenance 
>> window opens up.
 >
> Well, what he's saying is, "Not taking into account any time/maintenance 
> windows, does this table need vacuuming?"

Correct.  IOW, "does it need it?", not "would you actually do it at this 
time?"...

-Glen