Re: [HACKERS] PG_UPGRADE status?
От | Bruce Momjian |
---|---|
Тема | Re: [HACKERS] PG_UPGRADE status? |
Дата | |
Msg-id | 199909082234.SAA27594@candle.pha.pa.us обсуждение исходный текст |
Ответ на | Re: [HACKERS] PG_UPGRADE status? (Lamar Owen <lamar.owen@wgcr.org>) |
Список | pgsql-hackers |
> Reference my message to Tom Lane. Yes, such a program would be hard -- > but most of it is already written and available in CVS -- thank God for > CVS! -- all that's needed is to extract the storage managers for each > major version, extract the reading code, etc, to get the on-disk > representation to an intermediate in memory form, then write it out with > the latest and greatest storage manager (into a different file, of > course, until the upgrade is finished). Unless I badly misunderstand > the way PostgreSQL does things, that should work -- but I may not have > expressed it the same way I see it in my mind. Do a cost/benefit analysis on that one. :-) -- Bruce Momjian | http://www.op.net/~candle maillist@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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