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From: Maxim Orlov <orlovmg@gmail.com>
Date: Sat, 21 Feb 2026 17:59:21 +0300
Message-ID: <CACG=ezbccQucKvp9a-3zKmoCFjsXo1RNkYVJ9i7ZBhJH+4hJDg@mail.gmail.com>
Subject: Re: POC: make mxidoff 64 bits
To: Heikki Linnakangas <hlinnaka@iki.fi>
Cc: Alexander Lakhin <exclusion@gmail.com>, Ashutosh Bapat <ashutosh.bapat.oss@gmail.com>, 
	Alvaro Herrera <alvherre@alvh.no-ip.org>, Alexander Korotkov <aekorotkov@gmail.com>, 
	wenhui qiu <qiuwenhuifx@gmail.com>, 
	Postgres hackers <pgsql-hackers@lists.postgresql.org>
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On Fri, 20 Feb 2026 at 11:47, Maxim Orlov <orlovmg@gmail.com> wrote:

>
> Just one more minor thing. While working on making CLOG 64-bit, I
>
After a short break, I realized this patch still doesn't do it correctly.
For transactions that have a real epoch, it won't display it; in fact, it
will
show a zero epoch.

Apparently, we need to output the epoch only when it is different from 0.
If it is equal to 0, then output with just %u

-- 
Best regards,
Maxim Orlov.

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<div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote g=
mail_quote_container"><div dir=3D"ltr" class=3D"gmail_attr">On Fri, 20 Feb =
2026 at 11:47, Maxim Orlov &lt;<a href=3D"mailto:orlovmg@gmail.com">orlovmg=
@gmail.com</a>&gt; wrote:<br></div><blockquote class=3D"gmail_quote" style=
=3D"margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding=
-left:1ex"><div dir=3D"ltr"><div dir=3D"ltr"><br></div><div dir=3D"ltr">Jus=
t one more minor thing. While working on making CLOG 64-bit, I</div></div><=
/blockquote><div>After a short break, I realized this patch still doesn&#39=
;t do it correctly.=C2=A0</div><div>For transactions that have a real epoch=
, it won&#39;t display it; in fact, it will=C2=A0</div><div>show a zero epo=
ch.=C2=A0</div><div><br></div><div>Apparently, we need to output the epoch =
only when it is different from 0.</div><div>If it is equal to 0, then outpu=
t with just %u</div><div><br></div></div><span class=3D"gmail_signature_pre=
fix">-- </span><br><div dir=3D"ltr" class=3D"gmail_signature"><div dir=3D"l=
tr"><div>Best regards,<br></div><div>Maxim Orlov.</div></div></div></div>

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