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Currently there is only one option, HEAP_PAGE_PRUNE_MARK_UNUSED_NOW which replaces the old boolean argument, but upcoming patches will introduce at least one more. Having a lot of boolean arguments makes it hard to see at the call sites what the arguments mean, so prefer a bitmask of options with human-readable names. Author: Melanie Plageman <melanieplageman@gmail.com> Author: Heikki Linnakangas <heikki.linnakangas@iki.fi> Discussion: https://www.postgresql.org/message-id/20240401172219.fngjosaqdgqqvg4e@liskov
PostgreSQL Database Management System
This directory contains the source code distribution of the PostgreSQL database management system.
PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings.
Copyright and license information can be found in the file COPYRIGHT.
General documentation about this version of PostgreSQL can be found at https://www.postgresql.org/docs/devel/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/devel/installation.html.
The latest version of this software, and related software, may be obtained at https://www.postgresql.org/download/. For more information look at our web site located at https://www.postgresql.org/.