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Add new function pg_notification_queue_usage.

author Robert Haas <rhaas@postgresql.org>

2015年7月17日 13:12:03 +0000 (09:12 -0400)

committer Robert Haas <rhaas@postgresql.org>

2015年7月17日 13:12:03 +0000 (09:12 -0400)

commit a04bb65f70dafdf462e0478ad19e6de56df89bfc

tree f2095d72b0851f23d12ab03dc9f243c50dcd889a tree

parent 43d89a23d59c487bc9258fad7a6187864cb8c0c0 commit | diff

Add new function pg_notification_queue_usage.

This tells you what fraction of NOTIFY's queue is currently filled.

Brendan Jurd, reviewed by Merlin Moncure and Gurjeet Singh. A few
further tweaks by me.

doc/src/sgml/func.sgml diff | blob | blame | history

doc/src/sgml/ref/notify.sgml diff | blob | blame | history

src/backend/commands/async.c diff | blob | blame | history

src/include/catalog/catversion.h diff | blob | blame | history

src/include/catalog/pg_proc.h diff | blob | blame | history

src/include/commands/async.h diff | blob | blame | history

src/test/isolation/expected/async-notify.out [new file with mode: 0644] blob

src/test/isolation/specs/async-notify.spec [new file with mode: 0644] blob

src/test/regress/expected/async.out diff | blob | blame | history

src/test/regress/sql/async.sql diff | blob | blame | history

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