The output for this query changed in commit
4e2477b7b8. Backport to 9.6
like that commit.
Patch by Justin Pryzby, per Yaroslav Schekin's report.
Discussion: https://www.postgresql.org/message-id/
20201005191922.GE17626%40telsasoft.com
<screen>
SELECT to_tsquery('fat') <-> to_tsquery('cat | rat');
- ?column?
------------------------------------
- 'fat' <-> 'cat' | 'fat' <-> 'rat'
+ ?column?
+----------------------------
+ 'fat' <-> ( 'cat' | 'rat' )
</screen>
</para>
</listitem>