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From: "David G. Johnston" <david.g.johnston@gmail.com>
Date: Thu, 26 Feb 2026 18:20:23 -0700
Message-ID: <CAKFQuwZiwvqLo4OryjsBjnQjzDu7c_GkJrYiUuwoJKCGLTSGKA@mail.gmail.com>
Subject: Re: BUG #19417: '\dD' fails to list user-defined domains that shadow
 built-in type names (e.g., 'numeric')
To: yuanchao zhang <zhangyc0706@gmail.com>
Cc: pgsql-bugs@lists.postgresql.org
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On Thu, Feb 26, 2026 at 6:17=E2=80=AFPM yuanchao zhang <zhangyc0706@gmail.c=
om>
wrote:

> Alternatively, we could explicitly explain the object display mechanism i=
n
> the command's help documentation, or there are other ways to avoid this.
>

There is no bug here.  Discussions on how to improve the documentation do
not belong on this mailing list.

If you have a concrete improvement to propose we have a -docs list for such
things.  But the system is complex and sometimes requires reading multiple
areas to understand how something works.

David J.

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<div dir=3D"ltr"><div dir=3D"ltr"><div class=3D"gmail_default" style=3D"fon=
t-family:arial,helvetica,sans-serif"><span style=3D"font-family:Arial,Helve=
tica,sans-serif">On Thu, Feb 26, 2026 at 6:17=E2=80=AFPM yuanchao zhang &lt=
;<a href=3D"mailto:zhangyc0706@gmail.com">zhangyc0706@gmail.com</a>&gt; wro=
te:</span></div></div><div class=3D"gmail_quote gmail_quote_container"><blo=
ckquote 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>Alterna=
tively, we could explicitly explain the object display mechanism in the com=
mand&#39;s help documentation, or there are other ways to avoid this.<br></=
div></div></blockquote><div><br></div><div class=3D"gmail_default" style=3D=
"font-family:arial,helvetica,sans-serif">There is no bug here.=C2=A0 Discus=
sions on how to improve the documentation=C2=A0do not belong on this mailin=
g list.</div><div class=3D"gmail_default" style=3D"font-family:arial,helvet=
ica,sans-serif"><br></div><div class=3D"gmail_default" style=3D"font-family=
:arial,helvetica,sans-serif">If you have a concrete improvement to propose =
we have a -docs list for such things.=C2=A0 But the system is complex and s=
ometimes requires reading multiple areas to understand how something works.=
</div><div class=3D"gmail_default" style=3D"font-family:arial,helvetica,san=
s-serif"><br></div><div class=3D"gmail_default" style=3D"font-family:arial,=
helvetica,sans-serif">David J.</div><div class=3D"gmail_default" style=3D"f=
ont-family:arial,helvetica,sans-serif"><br></div></div></div>

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