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
45
46
47
48
49
|
/* contrib/pgstattuple/pgstattuple--1.0.sql */
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "CREATE EXTENSION pgstattuple" to load this file. \quit
CREATE FUNCTION pgstattuple(IN relname text,
OUT table_len BIGINT, -- physical table length in bytes
OUT tuple_count BIGINT, -- number of live tuples
OUT tuple_len BIGINT, -- total tuples length in bytes
OUT tuple_percent FLOAT8, -- live tuples in %
OUT dead_tuple_count BIGINT, -- number of dead tuples
OUT dead_tuple_len BIGINT, -- total dead tuples length in bytes
OUT dead_tuple_percent FLOAT8, -- dead tuples in %
OUT free_space BIGINT, -- free space in bytes
OUT free_percent FLOAT8) -- free space in %
AS 'MODULE_PATHNAME', 'pgstattuple'
LANGUAGE C STRICT;
CREATE FUNCTION pgstattuple(IN reloid oid,
OUT table_len BIGINT, -- physical table length in bytes
OUT tuple_count BIGINT, -- number of live tuples
OUT tuple_len BIGINT, -- total tuples length in bytes
OUT tuple_percent FLOAT8, -- live tuples in %
OUT dead_tuple_count BIGINT, -- number of dead tuples
OUT dead_tuple_len BIGINT, -- total dead tuples length in bytes
OUT dead_tuple_percent FLOAT8, -- dead tuples in %
OUT free_space BIGINT, -- free space in bytes
OUT free_percent FLOAT8) -- free space in %
AS 'MODULE_PATHNAME', 'pgstattuplebyid'
LANGUAGE C STRICT;
CREATE FUNCTION pgstatindex(IN relname text,
OUT version INT,
OUT tree_level INT,
OUT index_size BIGINT,
OUT root_block_no BIGINT,
OUT internal_pages BIGINT,
OUT leaf_pages BIGINT,
OUT empty_pages BIGINT,
OUT deleted_pages BIGINT,
OUT avg_leaf_density FLOAT8,
OUT leaf_fragmentation FLOAT8)
AS 'MODULE_PATHNAME', 'pgstatindex'
LANGUAGE C STRICT;
CREATE FUNCTION pg_relpages(IN relname text)
RETURNS BIGINT
AS 'MODULE_PATHNAME', 'pg_relpages'
LANGUAGE C STRICT;
|
