Re: Re: 7.2 items
| От | Hannu Krosing |
|---|---|
| Тема | Re: Re: 7.2 items |
| Дата | |
| Msg-id | 3AFF6D85.E9171127@tm.ee обсуждение |
| Ответ на | RE: Re: 7.2 items (Franck Martin <Franck@sopac.org>) |
| Список | pgsql-hackers |
Franck Martin wrote: > > I think OID should be truly unique in the world as to make it easier for > replication. If OID are real unique number (not in a table, not in a > database, but in the world) then replication can be easily built with > OIDs... > Exactly! That is what the Mariposa project did - they made OIDs uniqe and consisting of 32bit site id + 32bit local OID. I guess this could be split some other way too, like 20 bit site id + 44bit local or any other. IMHO the best would be a scheme of 32bit site id + 32bit local, but each site can get additional site ids from some central (for a supersite) table when it sees that it is near runnig out of oids. ----------------------- Hannu
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