hot_standby_feedback implementation

From: Christophe Pettus <xof(at)thebuild(dot)com>
To: "pgsql-generallists(dot)postgresql(dot)org" <pgsql-general(at)lists(dot)postgresql(dot)org>
Subject: hot_standby_feedback implementation
Date: 2021-06-16 00:24:21
Message-ID: F3256FB1-17EE-4CC8-A8D8-50F444A37FD7@thebuild.com
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When a replica sends a hot_standby_feedback message to the primary, does that create an entry in the primary's lock table, or is it flagged to autovacuum some other way?

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