Hi Andres Freund
This patch improves performance significantly,Commitfest 2023-03 is coming
to an end,Is it not submitted yet since the patch still needs to be improved?
Best wish
发件人: Nathan Bossart
发送时间: 2023年2月21日 13:49
收件人: Bharath Rupireddy
抄送: Andres F
Hi Maxim Orlov:
>AFAICS, we have a following options:
>1. Making "true" 64�Cbit XIDs. I.e. making every tuple have 64�Cbit xmin and
>>xmax fields.
>2. Put special in every page where base for XIDs are stored. This is what we
>>have done in the current patch set.
>3. Put base for XIDs in a fork.
Hi Chris Travers
Robertmhaas said that the project Zheap is
dead（https://twitter.com/andy_pavlo/status/1590703943176589312）, which means
that we cannot use Zheap to deal with the issue of xid wraparound and dead
tuples in tables. The dead tuple issue is not a big deal because I can still
u
l has no reason not to implement xid 64
bit. What about your opinion?
Best whish
发件人: Aleksander Alekseev
发送时间: 2022年12月9日 20:49
收件人: pgsql-hackers@lists.postgresql.org
抄送: adherent postgres ; Chris Travers
; Chris Travers ; Bruce Momjian
主题: Re: Add 64-bit
opinion?
Best whish
发件人: Pavel Borisov
发送时间: 2022年12月9日 22:13
收件人: adherent postgres
抄送: Aleksander Alekseev ;
pgsql-hackers@lists.postgresql.org ; Chris
Travers ; Chris Travers ; Bruce
Momjian
主题: Re: Add 64-bit XIDs into PostgreSQL 15
Hi, Adherent!
On Fri, 9
