From 6fcf14255c6027d7adf48a5f71f6a1c9a12018b2 Mon Sep 17 00:00:00 2001
From: "Christoph M. Becker" <cmbecker69@gmx.de>
Date: Thu, 11 Nov 2021 12:33:38 +0100
Subject: [PATCH] Fix #72058: pg_field_num Error with Quoted Aliases

---
 reference/pgsql/functions/pg-field-num.xml | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/reference/pgsql/functions/pg-field-num.xml b/reference/pgsql/functions/pg-field-num.xml
index 2d1ee6b71e..22ade3a0d2 100644
--- a/reference/pgsql/functions/pg-field-num.xml
+++ b/reference/pgsql/functions/pg-field-num.xml
@@ -41,6 +41,8 @@
       <listitem>
        <para>
         The name of the field.
+        The given name is treated like an identifier in an SQL command,
+        that is, it is downcased unless double-quoted.
        </para>
      </listitem>
     </varlistentry>