<para>

Below you will find a detailed account of the changes between

<productname>PostgreSQL</productname>15 and the previous major

<productname>PostgreSQL</productname>16 and the previous major

release.

</para>

<listitem>

<para>

Create a predefined role with permission to perform maintenance operations (Nathan Bossart)

Create a predefined roleand grantable privilegewith permission to perform maintenance operations (Nathan Bossart)

</para>

<para>

This is called pg_maintain.

</para>

</listitem>

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Author: Andrew Dunstan <andrew@dunslane.net>

2022-11-28 [b5d638249] Provide per-table permissions for vacuum and analyze.

-->

<listitem>

<para>

Allow GRANT to give vacuum and analyze permission to users beyond the table owner or superusers (Nathan Bossart)

The predefined role is is called pg_maintain.

</para>

</listitem>