Postgres Pro
Downloads
Home   >   mailing lists

Re: storing an explicit nonce - Mailing list pgsql-hackers

From Andres Freund
Subject Re: storing an explicit nonce
Date
Msg-id 20210526021641.bqc2nwr4dxo57k7t@alap3.anarazel.de
Whole thread Raw
In response to Re: storing an explicit nonce  (Bruce Momjian <bruce@momjian.us>)
List pgsql-hackers
Tree view 
On 2021-05-25 22:11:46 -0400, Bruce Momjian wrote:
> This is not possible if we are using the LSN for the full page write LSN
> for the hint bit nonce, though we could use a dummy WAL record to
> generate an LSN for this, right?

We cannot use a dummy WAL record, see my explanation about the standby /
crash recovery issues.

pgsql-hackers by date:

Previous
From: Bruce Momjian
Date:
Subject: Re: storing an explicit nonce
Next
From: Andy Fan
Date:
Subject: Re: Hybrid Hash/Nested Loop joins and caching results from subplans