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mirror of https://github.com/postgres/postgres.git synced 2026-10-23 13:29:09 +03:00
Michael Paquier ff6f6e0470 Change stat_lock.wait_time to double precision
Other statistics views (pg_stat_io, pg_stat_database, etc.) use float8
for all measured-time columns, the new pg_stat_lock standing out as an
outlier by using bigint.

This commit aligns pg_stat_lock with the other stats views for
consistency.  Like pg_stat_io, the time is stored in microseconds, and
is displayed in milliseconds with a conversion done when the view is
queried.

While on it, replace a use of "long" by PgStat_Counter, the former could
overflow for large wait times where sizeof(long) is 4 bytes (aka WIN32).

Bump catalog version.

Author: Tatsuya Kawata <kawatatatsuya0913@gmail.com>
Reviewed-by: Bertrand Drouvot <bertranddrouvot.pg@gmail.com>
Reviewed-by: Michael Paquier <michael@paquier.xyz>
Discussion: https://postgr.es/m/CAHza6qerEiQehrbW5xaXyxvR0qJe3KBX1R4kocDz1+7Ygu8x-g@mail.gmail.com
Backpatch-through: 19
2026-06-30 12:47:57 +09:00
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2026-06-29 15:27:44 -04:00
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2024-11-05 13:56:02 +01:00
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2026-01-01 13:24:10 -05:00
2020-02-10 20:47:50 +01:00
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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/19/. In particular, information about building PostgreSQL from the source code can be found at https://www.postgresql.org/docs/19/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/.

Description
Зеркало официального репозитория PostgreSQL GIT
Readme 1.3 GiB
Languages
C 83.9%
PLpgSQL 6.2%
Perl 5.4%
Yacc 1.2%
Meson 0.7%
Other 2.4%