mirror of https://github.com/postgres/postgres
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
46 lines
1.5 KiB
46 lines
1.5 KiB
/* contrib/pg_buffercache/pg_buffercache--1.5--1.6.sql */
|
|
|
|
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
|
|
\echo Use "ALTER EXTENSION pg_buffercache UPDATE TO '1.6'" to load this file. \quit
|
|
|
|
-- Register the new functions.
|
|
CREATE OR REPLACE FUNCTION pg_buffercache_numa_pages()
|
|
RETURNS SETOF RECORD
|
|
AS 'MODULE_PATHNAME', 'pg_buffercache_numa_pages'
|
|
LANGUAGE C PARALLEL SAFE;
|
|
|
|
-- Create a view for convenient access.
|
|
CREATE VIEW pg_buffercache_numa AS
|
|
SELECT P.* FROM pg_buffercache_numa_pages() AS P
|
|
(bufferid integer, os_page_num bigint, numa_node integer);
|
|
|
|
-- Don't want these to be available to public.
|
|
REVOKE ALL ON FUNCTION pg_buffercache_numa_pages() FROM PUBLIC;
|
|
REVOKE ALL ON pg_buffercache_numa FROM PUBLIC;
|
|
|
|
GRANT EXECUTE ON FUNCTION pg_buffercache_numa_pages() TO pg_monitor;
|
|
GRANT SELECT ON pg_buffercache_numa TO pg_monitor;
|
|
|
|
|
|
DROP FUNCTION pg_buffercache_evict(integer);
|
|
CREATE FUNCTION pg_buffercache_evict(
|
|
IN int,
|
|
OUT buffer_evicted boolean,
|
|
OUT buffer_flushed boolean)
|
|
AS 'MODULE_PATHNAME', 'pg_buffercache_evict'
|
|
LANGUAGE C PARALLEL SAFE VOLATILE STRICT;
|
|
|
|
CREATE FUNCTION pg_buffercache_evict_relation(
|
|
IN regclass,
|
|
OUT buffers_evicted int4,
|
|
OUT buffers_flushed int4,
|
|
OUT buffers_skipped int4)
|
|
AS 'MODULE_PATHNAME', 'pg_buffercache_evict_relation'
|
|
LANGUAGE C PARALLEL SAFE VOLATILE STRICT;
|
|
|
|
CREATE FUNCTION pg_buffercache_evict_all(
|
|
OUT buffers_evicted int4,
|
|
OUT buffers_flushed int4,
|
|
OUT buffers_skipped int4)
|
|
AS 'MODULE_PATHNAME', 'pg_buffercache_evict_all'
|
|
LANGUAGE C PARALLEL SAFE VOLATILE;
|
|
|