Re: PITR, checkpoint, and local relations
От | Richard Tucker |
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Тема | Re: PITR, checkpoint, and local relations |
Дата | |
Msg-id | EKEKLEKKLDAEEKDBDMMAMEJHCDAA.richt@multera.com обсуждение исходный текст |
Ответ на | Re: PITR, checkpoint, and local relations (Tom Lane <tgl@sss.pgh.pa.us>) |
Список | pgsql-hackers |
> -----Original Message----- > From: Tom Lane [mailto:tgl@sss.pgh.pa.us] > Sent: Friday, August 02, 2002 8:06 PM > To: Mikheev, Vadim > Cc: richt@multera.com; J. R. Nield; Bruce Momjian; PostgreSQL Hacker > Subject: Re: [HACKERS] PITR, checkpoint, and local relations > > > "Mikheev, Vadim" <vmikheev@SECTORBASE.COM> writes: > >> It should be sufficient to force a checkpoint when you > >> start and when you're done --- altering normal operation in between is > >> a bad design. > > > But you have to prevent log files reusing while you copy data files. > > No, I don't think so. If you are using PITR then you presumably have > some process responsible for archiving off log files on a continuous > basis. The backup process should leave that normal operational behavior > in place, not muck with it. You want the log files necessary for recovering the database to be in the backup copy -- don't you? > > regards, tom lane >
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