Re: Big 7.1 open items
От | Tom Lane |
---|---|
Тема | Re: Big 7.1 open items |
Дата | |
Msg-id | 4875.961604257@sss.pgh.pa.us обсуждение исходный текст |
Ответ на | Re: Big 7.1 open items (Bruce Momjian <pgman@candle.pha.pa.us>) |
Список | pgsql-hackers |
Bruce Momjian <pgman@candle.pha.pa.us> writes: >> Sorry Bruce -- I understand and am sympathetic to your position, and, at >> one time, I agreed with it. But not any more. > I thought the most recent proposal was to just throw ~16 chars of the > file name on the end of the file name, and that should not be used for > anything except visibility. WAL would not need to store that. It could > just grab the file name that matches the oid/sequence number. But that's extra complexity in WAL, plus extra complexity in renaming tables (if you want the filename to track the logical table name, which I expect you would), plus extra complexity in smgr and bufmgr and other places. I think people are coming around to the notion that it's better to keep these low-level operations simple, even if we need to expend more work on high-level admin tools as a result. But we do need to remember to expend that effort on tools! Let's not drop the ball on that, folks. regards, tom lane
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