Re: Optimize SnapBuildPurgeOlderTxn to purge committed xids in-place - Mailing list pgsql-hackers

From Neil Chen
Subject Re: Optimize SnapBuildPurgeOlderTxn to purge committed xids in-place
Date
Msg-id CAA3qoJmF1OEWbOrsy08HjF27YbQPqPSzpBrPDnjShPMgDAm1ag@mail.gmail.com
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In response to Re: Optimize SnapBuildPurgeOlderTxn to purge committed xids in-place  (Xuneng Zhou <xunengzhou@gmail.com>)
List pgsql-hackers
Hi Xuneng,

On Thu, Jan 8, 2026 at 12:49 PM Xuneng Zhou <xunengzhou@gmail.com> wrote:

Thanks for working on this. I noticed the same issue and proposed a
similar patch before. Here's Michael's feedback on it [1].

[1] https://www.postgresql.org/message-id/aPbGOWbMrHXgnY6j@paquier.xyz
[2] https://www.postgresql.org/message-id/flat/CABPTF7V9gcpTLrOY0fG4YontoHjVg8YrbmiH4XB_5PT6K56xhg%40mail.gmail.com
[3] https://www.postgresql.org/message-id/flat/CABPTF7XiwbA38OZBj5Y2F-q%2BfZ%3D03YFN9iFnb_406F4SfE-f4w%40mail.gmail.com


Thanks for pointing this out. I will read through the references you provided in detail. 
Let’s continue the discussion in your thread.

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