Doc: fix documentation example for bytea hex output format.

Per report from rsindlin Discussion: https://postgr.es/m/167907221210.1803488.5939223864945604536@wrigleys.postgresql.org
2023-03-18 16:11:22 -04:00 · 2023-03-18 16:11:22 -04:00 · 6fe609496b
commit 6fe609496b
parent 5fc1ac151d
1 changed files with 6 additions and 1 deletions
--- a/doc/src/sgml/datatype.sgml
+++ b/doc/src/sgml/datatype.sgml
@ -1438,7 +1438,12 @@ SELECT b, char_length(b) FROM test2;
   <para>
    Example:
 <programlisting>
-SELECT '\xDEADBEEF';
+SET bytea_output = 'hex';
+
+SELECT '\xDEADBEEF'::bytea;
+   bytea
+------------
+ \xdeadbeef
 </programlisting>
   </para>
  </sect2>