postgresql/contrib/pg_freespacemap/pg_freespacemap.sql.in

-- Adjust this setting to control where the objects get created.
BEGIN;
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 int8, bytes int4);
 
CREATE VIEW pg_freespacemap_relations AS
	SELECT P.* FROM pg_freespacemap_relations() AS P
 	(reltablespace oid, reldatabase oid, relfilenode oid, avgrequest int8, lastpagecount integer, nextpage integer);

 
-- Don't want these to be available at 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;

COMMIT;