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This option, which is disabled by default, can be used to request the checkpoint also flush dirty buffers of unlogged relations. As with the MODE option, the server may consolidate the options for concurrently requested checkpoints. For example, if one session uses (FLUSH_UNLOGGED FALSE) and another uses (FLUSH_UNLOGGED TRUE), the server may perform one checkpoint with FLUSH_UNLOGGED enabled. Author: Christoph Berg <myon@debian.org> Reviewed-by: Laurenz Albe <laurenz.albe@cybertec.at> Reviewed-by: Fujii Masao <masao.fujii@oss.nttdata.com> Reviewed-by: Dilip Kumar <dilipbalaut@gmail.com> Discussion: https://postgr.es/m/aDnaKTEf-0dLiEfz%40msg.df7cb.de
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/.