Re: Suggestion; "WITH VACUUM" option
От | Marc G. Fournier |
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Тема | Re: Suggestion; "WITH VACUUM" option |
Дата | |
Msg-id | 20021216181433.T15947-100000@hub.org обсуждение исходный текст |
Ответ на | Suggestion; "WITH VACUUM" option (Josh Berkus <josh@agliodbs.com>) |
Ответы |
Re: Suggestion; "WITH VACUUM" option
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Список | pgsql-hackers |
On Mon, 16 Dec 2002, Josh Berkus wrote: > Tom, Folks: > > Joe and I were discussing your recent discussion about the costs of VACUUM and > tuple maintainence, and I had an interesting idea. > > How hard would it be to add a "WITH (VACUUM)" option to UPDATE and DELETE > queries? This option would cause the regular vacuum activity -- purging the > dead tuple and its index references -- to be done immediately, as part of the > statement, instead of being deferred. > > I agree that we don't want immediate tuple maintainence, most of the time. > However, a couple of my clients would really like to have a few queries do > their vacuum immediately, and are currently getting around that by vacuuming > every 5 mintutes. > > Easy? Hard? Insane? What do you think? Just curious, but wouldn't it be just as simple to issue a VACUUM call right after the UPDATE/DELETE?
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