Álvaro Herrera 5dee7a603f Avoid use of NOTICE to wait for snapshot invalidation
This idea (implemented in commits and bc32a12e0db2 and 9e8fa05d3412) of
using notices to detect that a session is sleeping was unreliable, so
simplify the concurrency controller session to just look at
pg_stat_activity for a process sleeping on the injection point we want
it to hit.  This change allows us to remove a secondary injection point
and the alternative expected output files.

Reproduced by Alexander Lakhin following a report in buildfarm member
skink (which runs the server under valgrind).

Author: Mihail Nikalayeu <mihailnikalayeu@gmail.com>
Reported-by: Alexander Lakhin <exclusion@gmail.com>
Reviewed-by: Álvaro Herrera <alvherre@kurilemu.de>
Discussion: https://postgr.es/m/3e302c96-cdd2-45ec-af84-03dbcdccde4a@gmail.com
2025-12-02 16:43:27 +01:00
2025-08-14 12:09:34 -04:00
2022-12-04 15:23:00 -05:00
2024-11-05 13:56:02 +01:00
2025-11-06 08:00:57 +01:00
2025-11-06 08:00:57 +01:00
2020-02-10 20:47:50 +01:00
2024-02-28 15:17:23 +04:00

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/.

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Readme 409 MiB
Languages
C 84.9%
PLpgSQL 6.1%
Perl 4.6%
Yacc 1.2%
Meson 0.7%
Other 2.2%