external/pg_stat_monitor
1
0
Fork 0
mirror of https://github.com/percona/pg_stat_monitor.git synced 2026-02-04 14:06:20 +00:00
Code Issues Packages Projects Releases Wiki Activity

PG-186: Add support to monitor query execution plan.

Browse Source 
This requires refactoring of code to add this functionality. Along with
that this patch contains regression test cases.
This commit is contained in:
Ibrar Ahmed
2021-03-12 18:55:12 +00:00
parent 8f69daa5dd
commit 066162c3f6
34 changed files with 10234 additions and 1173 deletions
Download Patch File Download Diff File Expand all files Collapse all files

181
regression/expected/relations.out
View File

@@ -6,26 +6,46 @@ SELECT pg_stat_monitor_reset();
(1 row)
CREATE TABLE foo1(a int);
CREATE TABLE foo2(a int);
CREATE TABLE foo3(a int);
CREATE TABLE foo4(a int);
CREATE TABLE foo2(b int);
CREATE TABLE foo3(c int);
CREATE TABLE foo4(d int);
-- test the simple table names
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
SELECT * FROM foo1;
a
---
(0 rows)
SELECT * FROM foo1, foo2;
a | b
---+---
(0 rows)
SELECT * FROM foo1, foo2, foo3;
a | b | c
---+---+---
(0 rows)
SELECT * FROM foo1, foo2, foo3, foo4;
a | a | a | a
a | b | c | d
---+---+---+---
(0 rows)
SELECT query, relations from pg_stat_monitor ORDER BY query;
query | relations
--------------------------------------+---------------------------------------------------
SELECT * FROM foo1, foo2, foo3, foo4 | {public.foo1,public.foo2,public.foo3,public.foo4}
SELECT pg_stat_monitor_reset() |
(2 rows)
query | relations
--------------------------------------------------------------+---------------------------------------------------
SELECT * FROM foo1, foo2, foo3, foo4; | {public.foo1,public.foo2,public.foo3,public.foo4}
SELECT * FROM foo1, foo2, foo3; | {public.foo1,public.foo2,public.foo3}
SELECT * FROM foo1, foo2; | {public.foo1,public.foo2}
SELECT * FROM foo1; | {public.foo1}
SELECT pg_stat_monitor_reset(); |
SELECT query, relations from pg_stat_monitor ORDER BY query; |
(6 rows)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
@@ -33,8 +53,151 @@ SELECT pg_stat_monitor_reset();
(1 row)
-- test the schema qualified table
CREATE schema sch1;
CREATE schema sch2;
CREATE schema sch3;
CREATE schema sch4;
CREATE TABLE sch1.foo1(a int);
CREATE TABLE sch2.foo2(b int);
CREATE TABLE sch3.foo3(c int);
CREATE TABLE sch4.foo4(d int);
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
SELECT * FROM sch1.foo1;
a
---
(0 rows)
SELECT * FROM sch1.foo1, sch2.foo2;
a | b
---+---
(0 rows)
SELECT * FROM sch1.foo1, sch2.foo2, sch3.foo3;
a | b | c
---+---+---
(0 rows)
SELECT * FROM sch1.foo1, sch2.foo2, sch3.foo3, sch4.foo4;
a | b | c | d
---+---+---+---
(0 rows)
SELECT query, relations from pg_stat_monitor ORDER BY query;
query | relations
--------------------------------------------------------------+-------------------------------------------
SELECT * FROM sch1.foo1, sch2.foo2, sch3.foo3, sch4.foo4; | {sch1.foo1,sch2.foo2,sch3.foo3,sch4.foo4}
SELECT * FROM sch1.foo1, sch2.foo2, sch3.foo3; | {sch1.foo1,sch2.foo2,sch3.foo3}
SELECT * FROM sch1.foo1, sch2.foo2; | {sch1.foo1,sch2.foo2}
SELECT * FROM sch1.foo1; | {sch1.foo1}
SELECT pg_stat_monitor_reset(); |
SELECT query, relations from pg_stat_monitor ORDER BY query; |
(6 rows)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
SELECT * FROM sch1.foo1, foo1;
a | a
---+---
(0 rows)
SELECT * FROM sch1.foo1, sch2.foo2, foo1, foo2;
a | b | a | b
---+---+---+---
(0 rows)
SELECT query, relations from pg_stat_monitor ORDER BY query;
query | relations
--------------------------------------------------------------+-----------------------------------------------
SELECT * FROM sch1.foo1, foo1; | {sch1.foo1,public.foo1}
SELECT * FROM sch1.foo1, sch2.foo2, foo1, foo2; | {sch1.foo1,sch2.foo2,public.foo1,public.foo2}
SELECT pg_stat_monitor_reset(); |
SELECT query, relations from pg_stat_monitor ORDER BY query; |
(4 rows)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
-- test the view
CREATE VIEW v1 AS SELECT * from foo1;
CREATE VIEW v2 AS SELECT * from foo1,foo2;
CREATE VIEW v3 AS SELECT * from foo1,foo2,foo3;
CREATE VIEW v4 AS SELECT * from foo1,foo2,foo3,foo4;
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
SELECT * FROM v1;
a
---
(0 rows)
SELECT * FROM v1,v2;
a | a | b
---+---+---
(0 rows)
SELECT * FROM v1,v2,v3;
a | a | b | a | b | c
---+---+---+---+---+---
(0 rows)
SELECT * FROM v1,v2,v3,v4;
a | a | b | a | b | c | a | b | c | d
---+---+---+---+---+---+---+---+---+---
(0 rows)
SELECT query, relations from pg_stat_monitor ORDER BY query;
query | relations
--------------------------------------------------------------+-----------------------------------------------------------------------------------------------
SELECT * FROM v1,v2,v3,v4; | {public.v1*,public.foo1,public.v2*,public.foo2,public.v3*,public.foo3,public.v4*,public.foo4}
SELECT * FROM v1,v2,v3; | {public.v1*,public.foo1,public.v2*,public.foo2,public.v3*,public.foo3}
SELECT * FROM v1,v2; | {public.v1*,public.foo1,public.v2*,public.foo2}
SELECT * FROM v1; | {public.v1*,public.foo1}
SELECT pg_stat_monitor_reset(); |
SELECT query, relations from pg_stat_monitor ORDER BY query; |
(6 rows)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
DROP VIEW v1;
DROP VIEW v2;
DROP VIEW v3;
DROP VIEW v4;
DROP TABLE foo1;
DROP TABLE foo2;
DROP TABLE foo3;
DROP TABLE foo4;
DROP TABLE sch1.foo1;
DROP TABLE sch2.foo2;
DROP TABLE sch3.foo3;
DROP TABLE sch4.foo4;
DROP SCHEMA sch1;
DROP SCHEMA sch2;
DROP SCHEMA sch3;
DROP SCHEMA sch4;
DROP EXTENSION pg_stat_monitor;