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Current Path : C:/opt/pgsql/share/extension/
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Current File : C:/opt/pgsql/share/extension/pg_buffercache--1.2.sql

/* contrib/pg_buffercache/pg_buffercache--1.2.sql */

-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "CREATE EXTENSION pg_buffercache" to load this file. \quit

-- Register the function.
CREATE FUNCTION pg_buffercache_pages()
RETURNS SETOF RECORD
AS 'MODULE_PATHNAME', 'pg_buffercache_pages'
LANGUAGE C PARALLEL SAFE;

-- Create a view for convenient access.
CREATE VIEW pg_buffercache AS
	SELECT P.* FROM pg_buffercache_pages() AS P
	(bufferid integer, relfilenode oid, reltablespace oid, reldatabase oid,
	 relforknumber int2, relblocknumber int8, isdirty bool, usagecount int2,
	 pinning_backends int4);

-- Don't want these to be available to public.
REVOKE ALL ON FUNCTION pg_buffercache_pages() FROM PUBLIC;
REVOKE ALL ON pg_buffercache FROM PUBLIC;