The third and last phase of the improvements done in PostgreSQL 16 for authentication configuration involves both pg_hba.conf and pg_ident.conf, mainly with this commit: commit: a54b658ce77b6705eb1f997b416c2e820a77946c author: Michael Paquier <michael@paquier.xyz> date: Thu, 24 Nov 2022 13:51:34 +0900 Add support for file inclusions in HBA and ident configuration files pg_hba.conf and pg_ident.conf gain support for three record keywords: - "include", to include a file. - "include_if_exists", ...