Re: Reducing the WAL overhead of freezing in VACUUM by deduplicating per-tuple freeze plans

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От Peter Geoghegan
Тема Re: Reducing the WAL overhead of freezing in VACUUM by deduplicating per-tuple freeze plans
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Msg-id CAH2-Wz=Yp6DCbhYgW5AeG0016d6thW_nq94xecjUYPNot77BpQ@mail.gmail.com
обсуждение исходный текст
Ответ на Reducing the WAL overhead of freezing in VACUUM by deduplicating per-tuple freeze plans  (Peter Geoghegan <pg@bowt.ie>)
Ответы Re: Reducing the WAL overhead of freezing in VACUUM by deduplicating per-tuple freeze plans  (Nathan Bossart <nathandbossart@gmail.com>)
Re: Reducing the WAL overhead of freezing in VACUUM by deduplicating per-tuple freeze plans  (Peter Geoghegan <pg@bowt.ie>)
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On Mon, Sep 12, 2022 at 2:01 PM Peter Geoghegan <pg@bowt.ie> wrote:
> I'd like to talk about one such technique on this thread. The attached
> WIP patch reduces the size of xl_heap_freeze_page records by applying
> a simple deduplication process.

Attached is v2, which I'm just posting to keep CFTester happy. No real
changes here.

--
Peter Geoghegan
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