Skip to content

P
Postgres FD Implementation
Commit 01e62da1 authored by Tom Lane's avatar Tom Lane
Browse files
Options

Dunno why this got committed with DOS newlines, but fix that, and 

add a header comment/copyright notice.
parent c7bfc7df
Hide whitespace changes
Inline Side-by-side
Showing with 273 additions and 270 deletions
src/backend/catalog/system_views.sql
View file @ 01e62da1
/*
* PostgreSQL System Views
*
CREATE VIEW pg_user AS * Copyright 1996-2003, PostgreSQL Global Development Group
SELECT *
usename, * $Id: system_views.sql,v 1.2 2003/11/13 22:13:39 tgl Exp $
usesysid, */
usecreatedb,
usesuper, CREATE VIEW pg_user AS
usecatupd, SELECT
'********'::text as passwd, usename,
valuntil, usesysid,
useconfig usecreatedb,
FROM pg_shadow; usesuper,
usecatupd,
CREATE VIEW pg_rules AS '********'::text as passwd,
SELECT valuntil,
N.nspname AS schemaname, useconfig
C.relname AS tablename, FROM pg_shadow;
R.rulename AS rulename,
pg_get_ruledef(R.oid) AS definition CREATE VIEW pg_rules AS
FROM (pg_rewrite R JOIN pg_class C ON (C.oid = R.ev_class)) SELECT
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) N.nspname AS schemaname,
WHERE R.rulename != '_RETURN'; C.relname AS tablename,
R.rulename AS rulename,
CREATE VIEW pg_views AS pg_get_ruledef(R.oid) AS definition
SELECT FROM (pg_rewrite R JOIN pg_class C ON (C.oid = R.ev_class))
N.nspname AS schemaname, LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
C.relname AS viewname, WHERE R.rulename != '_RETURN';
pg_get_userbyid(C.relowner) AS viewowner,
pg_get_viewdef(C.oid) AS definition CREATE VIEW pg_views AS
FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) SELECT
WHERE C.relkind = 'v'; N.nspname AS schemaname,
C.relname AS viewname,
CREATE VIEW pg_tables AS pg_get_userbyid(C.relowner) AS viewowner,
SELECT pg_get_viewdef(C.oid) AS definition
N.nspname AS schemaname, FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
C.relname AS tablename, WHERE C.relkind = 'v';
pg_get_userbyid(C.relowner) AS tableowner,
C.relhasindex AS hasindexes, CREATE VIEW pg_tables AS
C.relhasrules AS hasrules, SELECT
(C.reltriggers > 0) AS hastriggers N.nspname AS schemaname,
FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) C.relname AS tablename,
WHERE C.relkind = 'r'; pg_get_userbyid(C.relowner) AS tableowner,
C.relhasindex AS hasindexes,
CREATE VIEW pg_indexes AS C.relhasrules AS hasrules,
SELECT (C.reltriggers > 0) AS hastriggers
N.nspname AS schemaname, FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
C.relname AS tablename, WHERE C.relkind = 'r';
I.relname AS indexname,
pg_get_indexdef(I.oid) AS indexdef CREATE VIEW pg_indexes AS
FROM pg_index X JOIN pg_class C ON (C.oid = X.indrelid) SELECT
JOIN pg_class I ON (I.oid = X.indexrelid) N.nspname AS schemaname,
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) C.relname AS tablename,
WHERE C.relkind = 'r' AND I.relkind = 'i'; I.relname AS indexname,
pg_get_indexdef(I.oid) AS indexdef
CREATE VIEW pg_stats AS FROM pg_index X JOIN pg_class C ON (C.oid = X.indrelid)
SELECT JOIN pg_class I ON (I.oid = X.indexrelid)
nspname AS schemaname, LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
relname AS tablename, WHERE C.relkind = 'r' AND I.relkind = 'i';
attname AS attname,
stanullfrac AS null_frac, CREATE VIEW pg_stats AS
stawidth AS avg_width, SELECT
stadistinct AS n_distinct, nspname AS schemaname,
CASE 1 relname AS tablename,
WHEN stakind1 THEN stavalues1 attname AS attname,
WHEN stakind2 THEN stavalues2 stanullfrac AS null_frac,
WHEN stakind3 THEN stavalues3 stawidth AS avg_width,
WHEN stakind4 THEN stavalues4 stadistinct AS n_distinct,
END AS most_common_vals, CASE 1
CASE 1 WHEN stakind1 THEN stavalues1
WHEN stakind1 THEN stanumbers1 WHEN stakind2 THEN stavalues2
WHEN stakind2 THEN stanumbers2 WHEN stakind3 THEN stavalues3
WHEN stakind3 THEN stanumbers3 WHEN stakind4 THEN stavalues4
WHEN stakind4 THEN stanumbers4 END AS most_common_vals,
END AS most_common_freqs, CASE 1
CASE 2 WHEN stakind1 THEN stanumbers1
WHEN stakind1 THEN stavalues1 WHEN stakind2 THEN stanumbers2
WHEN stakind2 THEN stavalues2 WHEN stakind3 THEN stanumbers3
WHEN stakind3 THEN stavalues3 WHEN stakind4 THEN stanumbers4
WHEN stakind4 THEN stavalues4 END AS most_common_freqs,
END AS histogram_bounds, CASE 2
CASE 3 WHEN stakind1 THEN stavalues1
WHEN stakind1 THEN stanumbers1[1] WHEN stakind2 THEN stavalues2
WHEN stakind2 THEN stanumbers2[1] WHEN stakind3 THEN stavalues3
WHEN stakind3 THEN stanumbers3[1] WHEN stakind4 THEN stavalues4
WHEN stakind4 THEN stanumbers4[1] END AS histogram_bounds,
END AS correlation CASE 3
FROM pg_statistic s JOIN pg_class c ON (c.oid = s.starelid) WHEN stakind1 THEN stanumbers1[1]
JOIN pg_attribute a ON (c.oid = attrelid AND attnum = s.staattnum) WHEN stakind2 THEN stanumbers2[1]
LEFT JOIN pg_namespace n ON (n.oid = c.relnamespace) WHEN stakind3 THEN stanumbers3[1]
WHERE has_table_privilege(c.oid, 'select'); WHEN stakind4 THEN stanumbers4[1]
END AS correlation
REVOKE ALL on pg_statistic FROM public; FROM pg_statistic s JOIN pg_class c ON (c.oid = s.starelid)
JOIN pg_attribute a ON (c.oid = attrelid AND attnum = s.staattnum)
CREATE VIEW pg_stat_all_tables AS LEFT JOIN pg_namespace n ON (n.oid = c.relnamespace)
SELECT WHERE has_table_privilege(c.oid, 'select');
C.oid AS relid,
N.nspname AS schemaname, REVOKE ALL on pg_statistic FROM public;
C.relname AS relname,
pg_stat_get_numscans(C.oid) AS seq_scan, CREATE VIEW pg_stat_all_tables AS
pg_stat_get_tuples_returned(C.oid) AS seq_tup_read, SELECT
sum(pg_stat_get_numscans(I.indexrelid)) AS idx_scan, C.oid AS relid,
sum(pg_stat_get_tuples_fetched(I.indexrelid)) AS idx_tup_fetch, N.nspname AS schemaname,
pg_stat_get_tuples_inserted(C.oid) AS n_tup_ins, C.relname AS relname,
pg_stat_get_tuples_updated(C.oid) AS n_tup_upd, pg_stat_get_numscans(C.oid) AS seq_scan,
pg_stat_get_tuples_deleted(C.oid) AS n_tup_del pg_stat_get_tuples_returned(C.oid) AS seq_tup_read,
FROM pg_class C LEFT JOIN sum(pg_stat_get_numscans(I.indexrelid)) AS idx_scan,
pg_index I ON C.oid = I.indrelid sum(pg_stat_get_tuples_fetched(I.indexrelid)) AS idx_tup_fetch,
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) pg_stat_get_tuples_inserted(C.oid) AS n_tup_ins,
WHERE C.relkind = 'r' pg_stat_get_tuples_updated(C.oid) AS n_tup_upd,
GROUP BY C.oid, N.nspname, C.relname; pg_stat_get_tuples_deleted(C.oid) AS n_tup_del
FROM pg_class C LEFT JOIN
CREATE VIEW pg_stat_sys_tables AS pg_index I ON C.oid = I.indrelid
SELECT * FROM pg_stat_all_tables LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
WHERE schemaname IN ('pg_catalog', 'pg_toast'); WHERE C.relkind = 'r'
GROUP BY C.oid, N.nspname, C.relname;
CREATE VIEW pg_stat_user_tables AS
SELECT * FROM pg_stat_all_tables CREATE VIEW pg_stat_sys_tables AS
WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); SELECT * FROM pg_stat_all_tables
WHERE schemaname IN ('pg_catalog', 'pg_toast');
CREATE VIEW pg_statio_all_tables AS
SELECT CREATE VIEW pg_stat_user_tables AS
C.oid AS relid, SELECT * FROM pg_stat_all_tables
N.nspname AS schemaname, WHERE schemaname NOT IN ('pg_catalog', 'pg_toast');
C.relname AS relname,
pg_stat_get_blocks_fetched(C.oid) - CREATE VIEW pg_statio_all_tables AS
pg_stat_get_blocks_hit(C.oid) AS heap_blks_read, SELECT
pg_stat_get_blocks_hit(C.oid) AS heap_blks_hit, C.oid AS relid,
sum(pg_stat_get_blocks_fetched(I.indexrelid) - N.nspname AS schemaname,
pg_stat_get_blocks_hit(I.indexrelid)) AS idx_blks_read, C.relname AS relname,
sum(pg_stat_get_blocks_hit(I.indexrelid)) AS idx_blks_hit, pg_stat_get_blocks_fetched(C.oid) -
pg_stat_get_blocks_fetched(T.oid) - pg_stat_get_blocks_hit(C.oid) AS heap_blks_read,
pg_stat_get_blocks_hit(T.oid) AS toast_blks_read, pg_stat_get_blocks_hit(C.oid) AS heap_blks_hit,
pg_stat_get_blocks_hit(T.oid) AS toast_blks_hit, sum(pg_stat_get_blocks_fetched(I.indexrelid) -
pg_stat_get_blocks_fetched(X.oid) - pg_stat_get_blocks_hit(I.indexrelid)) AS idx_blks_read,
pg_stat_get_blocks_hit(X.oid) AS tidx_blks_read, sum(pg_stat_get_blocks_hit(I.indexrelid)) AS idx_blks_hit,
pg_stat_get_blocks_hit(X.oid) AS tidx_blks_hit pg_stat_get_blocks_fetched(T.oid) -
FROM pg_class C LEFT JOIN pg_stat_get_blocks_hit(T.oid) AS toast_blks_read,
pg_index I ON C.oid = I.indrelid LEFT JOIN pg_stat_get_blocks_hit(T.oid) AS toast_blks_hit,
pg_class T ON C.reltoastrelid = T.oid LEFT JOIN pg_stat_get_blocks_fetched(X.oid) -
pg_class X ON T.reltoastidxid = X.oid pg_stat_get_blocks_hit(X.oid) AS tidx_blks_read,
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) pg_stat_get_blocks_hit(X.oid) AS tidx_blks_hit
WHERE C.relkind = 'r' FROM pg_class C LEFT JOIN
GROUP BY C.oid, N.nspname, C.relname, T.oid, X.oid; pg_index I ON C.oid = I.indrelid LEFT JOIN
pg_class T ON C.reltoastrelid = T.oid LEFT JOIN
CREATE VIEW pg_statio_sys_tables AS pg_class X ON T.reltoastidxid = X.oid
SELECT * FROM pg_statio_all_tables LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
WHERE schemaname IN ('pg_catalog', 'pg_toast'); WHERE C.relkind = 'r'
GROUP BY C.oid, N.nspname, C.relname, T.oid, X.oid;
CREATE VIEW pg_statio_user_tables AS
SELECT * FROM pg_statio_all_tables CREATE VIEW pg_statio_sys_tables AS
WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); SELECT * FROM pg_statio_all_tables
WHERE schemaname IN ('pg_catalog', 'pg_toast');
CREATE VIEW pg_stat_all_indexes AS
SELECT CREATE VIEW pg_statio_user_tables AS
C.oid AS relid, SELECT * FROM pg_statio_all_tables
I.oid AS indexrelid, WHERE schemaname NOT IN ('pg_catalog', 'pg_toast');
N.nspname AS schemaname,
C.relname AS relname, CREATE VIEW pg_stat_all_indexes AS
I.relname AS indexrelname, SELECT
pg_stat_get_numscans(I.oid) AS idx_scan, C.oid AS relid,
pg_stat_get_tuples_returned(I.oid) AS idx_tup_read, I.oid AS indexrelid,
pg_stat_get_tuples_fetched(I.oid) AS idx_tup_fetch N.nspname AS schemaname,
FROM pg_class C JOIN C.relname AS relname,
pg_index X ON C.oid = X.indrelid JOIN I.relname AS indexrelname,
pg_class I ON I.oid = X.indexrelid pg_stat_get_numscans(I.oid) AS idx_scan,
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) pg_stat_get_tuples_returned(I.oid) AS idx_tup_read,
WHERE C.relkind = 'r'; pg_stat_get_tuples_fetched(I.oid) AS idx_tup_fetch
FROM pg_class C JOIN
CREATE VIEW pg_stat_sys_indexes AS pg_index X ON C.oid = X.indrelid JOIN
SELECT * FROM pg_stat_all_indexes pg_class I ON I.oid = X.indexrelid
WHERE schemaname IN ('pg_catalog', 'pg_toast'); LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
WHERE C.relkind = 'r';
CREATE VIEW pg_stat_user_indexes AS
SELECT * FROM pg_stat_all_indexes CREATE VIEW pg_stat_sys_indexes AS
WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); SELECT * FROM pg_stat_all_indexes
WHERE schemaname IN ('pg_catalog', 'pg_toast');
CREATE VIEW pg_statio_all_indexes AS
SELECT CREATE VIEW pg_stat_user_indexes AS
C.oid AS relid, SELECT * FROM pg_stat_all_indexes
I.oid AS indexrelid, WHERE schemaname NOT IN ('pg_catalog', 'pg_toast');
N.nspname AS schemaname,
C.relname AS relname, CREATE VIEW pg_statio_all_indexes AS
I.relname AS indexrelname, SELECT
pg_stat_get_blocks_fetched(I.oid) - C.oid AS relid,
pg_stat_get_blocks_hit(I.oid) AS idx_blks_read, I.oid AS indexrelid,
pg_stat_get_blocks_hit(I.oid) AS idx_blks_hit N.nspname AS schemaname,
FROM pg_class C JOIN C.relname AS relname,
pg_index X ON C.oid = X.indrelid JOIN I.relname AS indexrelname,
pg_class I ON I.oid = X.indexrelid pg_stat_get_blocks_fetched(I.oid) -
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) pg_stat_get_blocks_hit(I.oid) AS idx_blks_read,
WHERE C.relkind = 'r'; pg_stat_get_blocks_hit(I.oid) AS idx_blks_hit
FROM pg_class C JOIN
CREATE VIEW pg_statio_sys_indexes AS pg_index X ON C.oid = X.indrelid JOIN
SELECT * FROM pg_statio_all_indexes pg_class I ON I.oid = X.indexrelid
WHERE schemaname IN ('pg_catalog', 'pg_toast'); LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
WHERE C.relkind = 'r';
CREATE VIEW pg_statio_user_indexes AS
SELECT * FROM pg_statio_all_indexes CREATE VIEW pg_statio_sys_indexes AS
WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); SELECT * FROM pg_statio_all_indexes
WHERE schemaname IN ('pg_catalog', 'pg_toast');
CREATE VIEW pg_statio_all_sequences AS
SELECT CREATE VIEW pg_statio_user_indexes AS
C.oid AS relid, SELECT * FROM pg_statio_all_indexes
N.nspname AS schemaname, WHERE schemaname NOT IN ('pg_catalog', 'pg_toast');
C.relname AS relname,
pg_stat_get_blocks_fetched(C.oid) - CREATE VIEW pg_statio_all_sequences AS
pg_stat_get_blocks_hit(C.oid) AS blks_read, SELECT
pg_stat_get_blocks_hit(C.oid) AS blks_hit C.oid AS relid,
FROM pg_class C N.nspname AS schemaname,
LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace) C.relname AS relname,
WHERE C.relkind = 'S'; pg_stat_get_blocks_fetched(C.oid) -
pg_stat_get_blocks_hit(C.oid) AS blks_read,
CREATE VIEW pg_statio_sys_sequences AS pg_stat_get_blocks_hit(C.oid) AS blks_hit
SELECT * FROM pg_statio_all_sequences FROM pg_class C
WHERE schemaname IN ('pg_catalog', 'pg_toast'); LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
WHERE C.relkind = 'S';
CREATE VIEW pg_statio_user_sequences AS
SELECT * FROM pg_statio_all_sequences CREATE VIEW pg_statio_sys_sequences AS
WHERE schemaname NOT IN ('pg_catalog', 'pg_toast'); SELECT * FROM pg_statio_all_sequences
WHERE schemaname IN ('pg_catalog', 'pg_toast');
CREATE VIEW pg_stat_activity AS
SELECT CREATE VIEW pg_statio_user_sequences AS
D.oid AS datid, SELECT * FROM pg_statio_all_sequences
D.datname AS datname, WHERE schemaname NOT IN ('pg_catalog', 'pg_toast');
pg_stat_get_backend_pid(S.backendid) AS procpid,
pg_stat_get_backend_userid(S.backendid) AS usesysid, CREATE VIEW pg_stat_activity AS
U.usename AS usename, SELECT
pg_stat_get_backend_activity(S.backendid) AS current_query, D.oid AS datid,
pg_stat_get_backend_activity_start(S.backendid) AS query_start D.datname AS datname,
FROM pg_database D, pg_stat_get_backend_pid(S.backendid) AS procpid,
(SELECT pg_stat_get_backend_idset() AS backendid) AS S, pg_stat_get_backend_userid(S.backendid) AS usesysid,
pg_shadow U U.usename AS usename,
WHERE pg_stat_get_backend_dbid(S.backendid) = D.oid AND pg_stat_get_backend_activity(S.backendid) AS current_query,
pg_stat_get_backend_userid(S.backendid) = U.usesysid; pg_stat_get_backend_activity_start(S.backendid) AS query_start
FROM pg_database D,
CREATE VIEW pg_stat_database AS (SELECT pg_stat_get_backend_idset() AS backendid) AS S,
SELECT pg_shadow U
D.oid AS datid, WHERE pg_stat_get_backend_dbid(S.backendid) = D.oid AND
D.datname AS datname, pg_stat_get_backend_userid(S.backendid) = U.usesysid;
pg_stat_get_db_numbackends(D.oid) AS numbackends,
pg_stat_get_db_xact_commit(D.oid) AS xact_commit, CREATE VIEW pg_stat_database AS
pg_stat_get_db_xact_rollback(D.oid) AS xact_rollback, SELECT
pg_stat_get_db_blocks_fetched(D.oid) - D.oid AS datid,
pg_stat_get_db_blocks_hit(D.oid) AS blks_read, D.datname AS datname,
pg_stat_get_db_blocks_hit(D.oid) AS blks_hit pg_stat_get_db_numbackends(D.oid) AS numbackends,
FROM pg_database D; pg_stat_get_db_xact_commit(D.oid) AS xact_commit,
pg_stat_get_db_xact_rollback(D.oid) AS xact_rollback,
CREATE VIEW pg_locks AS pg_stat_get_db_blocks_fetched(D.oid) -
SELECT * pg_stat_get_db_blocks_hit(D.oid) AS blks_read,
FROM pg_lock_status() AS L(relation oid, database oid, pg_stat_get_db_blocks_hit(D.oid) AS blks_hit
transaction xid, pid int4, mode text, granted boolean); FROM pg_database D;
CREATE VIEW pg_settings AS CREATE VIEW pg_locks AS
SELECT * SELECT *
FROM pg_show_all_settings() AS A FROM pg_lock_status() AS L(relation oid, database oid,
(name text, setting text, context text, vartype text, transaction xid, pid int4, mode text, granted boolean);
source text, min_val text, max_val text);
CREATE VIEW pg_settings AS
CREATE RULE pg_settings_u AS SELECT *
ON UPDATE TO pg_settings FROM pg_show_all_settings() AS A
WHERE new.name = old.name DO (name text, setting text, context text, vartype text,
SELECT set_config(old.name, new.setting, 'f'); source text, min_val text, max_val text);
CREATE RULE pg_settings_n AS CREATE RULE pg_settings_u AS
ON UPDATE TO pg_settings ON UPDATE TO pg_settings
DO INSTEAD NOTHING; WHERE new.name = old.name DO
SELECT set_config(old.name, new.setting, 'f');
CREATE RULE pg_settings_n AS
ON UPDATE TO pg_settings
DO INSTEAD NOTHING;
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment