1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
/* $PostgreSQL: pgsql/contrib/pg_freespacemap/pg_freespacemap.sql.in,v 1.8 2007/11/13 04:24:28 momjian Exp $ */
-- Adjust this setting to control where the objects get created.
SET search_path = public;
-- Register the functions.
CREATE OR REPLACE FUNCTION pg_freespacemap_pages()
RETURNS SETOF RECORD
AS 'MODULE_PATHNAME', 'pg_freespacemap_pages'
LANGUAGE C;
CREATE OR REPLACE FUNCTION pg_freespacemap_relations()
RETURNS SETOF RECORD
AS 'MODULE_PATHNAME', 'pg_freespacemap_relations'
LANGUAGE C;
-- Create views for convenient access.
CREATE VIEW pg_freespacemap_pages AS
SELECT P.* FROM pg_freespacemap_pages() AS P
(reltablespace oid,
reldatabase oid,
relfilenode oid,
relblocknumber bigint,
bytes integer);
CREATE VIEW pg_freespacemap_relations AS
SELECT P.* FROM pg_freespacemap_relations() AS P
(reltablespace oid,
reldatabase oid,
relfilenode oid,
avgrequest integer,
interestingpages integer,
storedpages integer,
nextpage integer);
-- Don't want these to be available to public.
REVOKE ALL ON FUNCTION pg_freespacemap_pages() FROM PUBLIC;
REVOKE ALL ON pg_freespacemap_pages FROM PUBLIC;
REVOKE ALL ON FUNCTION pg_freespacemap_relations() FROM PUBLIC;
REVOKE ALL ON pg_freespacemap_relations FROM PUBLIC;