PG Bug reporting form <noreply@postgresql.org> writes:
> Seeing a issue with 'EXPLAIN' throwing an error on a query that otherwise
> runs without issue.
Thanks for the report! It's a duplicate though; we already fixed this
for 14.1 [1]. Or at least, your example works for me on HEAD and
REL_14_STABLE branch tip.
regards, tom lane
[1] https://git.postgresql.org/gitweb/?p=postgresql.git&a=commitdiff&h=2c25db32e