Re: Vacuum now uses AccessShareLock for analyze
От | Bruce Momjian |
---|---|
Тема | Re: Vacuum now uses AccessShareLock for analyze |
Дата | |
Msg-id | 200005291708.NAA14150@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: Vacuum now uses AccessShareLock for analyze (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-hackers |
> Bruce Momjian <pgman@candle.pha.pa.us> writes: > > The code will now vacuum all requested relations. It will then analyze > > each relation. This way, all the exclusive vacuum work is done first, > > then analyze can continue with shared locks. > > I agree with Marc: it'd make more sense to do it one table at a time, > ie, > get exclusive lock on table A > vacuum table A > commit, release lock > get shared lock on table A > gather stats for table A > commit, release lock > repeat sequence for table B > etc OK, changed. I will work on the additional issues in the next week or so. -- Bruce Momjian | http://www.op.net/~candle pgman@candle.pha.pa.us | (610) 853-3000+ If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania19026
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