Re: VLDB Features
От | Josh Berkus |
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Тема | Re: VLDB Features |
Дата | |
Msg-id | 200712142034.57808.josh@agliodbs.com обсуждение исходный текст |
Ответ на | Re: VLDB Features (Tom Lane <tgl@sss.pgh.pa.us>) |
Ответы |
Re: VLDB Features
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Список | pgsql-hackers |
Tom, > I think such an approach is doomed to hopeless unreliability. There is > no concept of an error that doesn't require a transaction abort in the > system now, and that doesn't seem to me like something that can be > successfully bolted on after the fact. Also, there's a lot of > bookkeeping (eg buffer pins) that has to be cleaned up regardless of the > exact nature of the error, and all those mechanisms are hung off > transactions. There's no way we can do a transactionless load, then? I'm thinking of the load-into-new-partition which is a single pass/fail operation. Would ignoring individual row errors in for this case still cause these kinds of problems? -- Josh Berkus PostgreSQL @ Sun San Francisco
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