Re: Concerns about this release
| От | Bruce Momjian |
|---|---|
| Тема | Re: Concerns about this release |
| Дата | |
| Msg-id | 200112190203.fBJ23pE05888@candle.pha.pa.us обсуждение исходный текст |
| Ответ на | Re: Concerns about this release (Tom Lane <tgl@sss.pgh.pa.us>) |
| Список | pgsql-hackers |
> Hannu Krosing <hannu@tm.ee> writes: > > This is the clash of views between OO and R parts of ORDB - tho OO part > > _needs_ oid and a better support structure for OIDs, while the classical > > RDB (aka. bean-counting ;) part has not need for them.. > > What's that have to do with it? The direction we are moving in is that > the globally unique identifier of an object is tableoid+rowoid, not just > oid; but I fail to see why that's less support than before. If > anything, I think it's better support. The tableoid tells you which > table the object is in, and thus its type, whereas a single global OID > sequence gives you no information at all about what the object > represented by an OID is or where to look for it. I like that idea a lot. I had not see that proposed before, to use a combination table oid/sequence as the globally unique oid. Nice. -- Bruce Momjian | http://candle.pha.pa.us 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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