Re: [HACKERS] Happy column dropping
| От | Bruce Momjian |
|---|---|
| Тема | Re: [HACKERS] Happy column dropping |
| Дата | |
| Msg-id | 200001250251.VAA21667@candle.pha.pa.us обсуждение исходный текст |
| Ответ на | Re: [HACKERS] Happy column dropping (Tom Lane <tgl@sss.pgh.pa.us>) |
| Ответы |
Re: [HACKERS] Happy column dropping
Re: [HACKERS] Happy column dropping |
| Список | pgsql-hackers |
> "Hiroshi Inoue" <Inoue@tpf.co.jp> writes: > > As far as I see,fixed mapping relname to relation filename is the > > problem. This doesn't allow the coexistence of old and new relation > > files. > > Yes, and Vadim has proposed using relation OIDs as filenames for > reasons of his own, IIRC. > > If we did that we could also solve the problems we have now with > rolling back table deletion/rename inside an aborted transaction. > > I've been resisting this idea, but maybe it's time to bite the bullet > and accept that relation filenames can't be the same as the logical > names of the relations. > Yes, that is going to happen, clearly. New file names will be table_name+oid. Solves many problems. New file name will not be just oid. Too hard to administer. -- 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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