Re: NOLOGGING option, or ?
| От | Hannu Krosing |
|---|---|
| Тема | Re: NOLOGGING option, or ? |
| Дата | |
| Msg-id | 1117665472.4830.12.camel@fuji.krosing.net обсуждение исходный текст |
| Ответ на | Re: NOLOGGING option, or ? (Bruce Momjian <pgman@candle.pha.pa.us>) |
| Список | pgsql-hackers |
On K, 2005-06-01 at 18:05 -0400, Bruce Momjian wrote: > What we could do is to do no-WAL automatically for empty tables (like > when a database is first loaded), You forget that some databases use WAL for PITR / replication and doing it automatically there would surely mess up their replica. How is index creation handeled if it is not logged in WAL ? - is it not automatically WAL'ed ? - Must one recreate indexesafter PITR or failover ? > and use the flag for cases where the > tables is not zero pages. The fact is that database loads are a prefect > case for this optimization and old dumps are not going to have that flag > anyway, and automatic is better if we can do it. -- Hannu Krosing <hannu@tm.ee>
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