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

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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
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53
regression/expected/user.out Normal file
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DROP USER IF EXISTS su;
CREATE USER su WITH SUPERUSER;
SET ROLE su;
CREATE EXTENSION pg_stat_monitor;
CREATE USER u1;
CREATE USER u2;
SET ROLE su;
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
SET ROLE u1;
CREATE TABLE t1 (a int);
SELECT * FROM t1;
a
---
(0 rows)
SET ROLE u2;
CREATE TABLE t2 (a int);
SELECT * FROM t2;
a
---
(0 rows)
SET ROLE su;
SELECT userid, query FROM pg_stat_monitor ORDER BY query COLLATE "C";
userid | query
--------+-----------------------------------------------------------------------
u1 | CREATE TABLE t1 (a int);
u2 | CREATE TABLE t2 (a int);
u1 | SELECT * FROM t1;
u2 | SELECT * FROM t2;
su | SELECT pg_stat_monitor_reset();
su | SELECT userid, query FROM pg_stat_monitor ORDER BY query COLLATE "C";
su | SET ROLE su;
u1 | SET ROLE u1;
u2 | SET ROLE u2;
(9 rows)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset
-----------------------
(1 row)
DROP TABLE t1;
DROP TABLE t2;
DROP USER u1;
DROP USER u2;
DROP EXTENSION pg_stat_monitor;