FYI - a rebase is needed.
This patch is currently failing in cfbot [1], probably due to recent
logical replication documentation updates [2].
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[1] cfbot failing for v59 - http://cfbot.cputube.org/patch_41_3621.log
[2] PGDOCS updated -
https://github.com/postgres/postgres/commit/a8500750ca0acf6bb95cf9d1ac7f421749b22db7
Kind Regards,
Peter Smith.
Fujitsu Australia