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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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4
regression/expected/guc.out
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@@ -16,6 +16,7 @@ SELECT * FROM pg_stat_monitor_settings ORDER BY name COLLATE "C";
------------------------------------------+--------+---------------+----------------------------------------------------------------------------------------------------------+---------+------------+---------
pg_stat_monitor.pgsm_bucket_time | 300 | 300 | Sets the time in seconds per bucket. | 1 | 2147483647 | 1
pg_stat_monitor.pgsm_enable | 1 | 1 | Enable/Disable statistics collector. | 0 | 0 | 0
pg_stat_monitor.pgsm_enable_query_plan | 0 | 0 | Enable/Disable query plan monitoring | 0 | 0 | 0
pg_stat_monitor.pgsm_histogram_buckets | 10 | 10 | Sets the maximum number of histogram buckets | 2 | 2147483647 | 1
pg_stat_monitor.pgsm_histogram_max | 100000 | 100000 | Sets the time in millisecond. | 10 | 2147483647 | 1
pg_stat_monitor.pgsm_histogram_min | 0 | 0 | Sets the time in millisecond. | 0 | 2147483647 | 1
@@ -25,8 +26,9 @@ SELECT * FROM pg_stat_monitor_settings ORDER BY name COLLATE "C";
pg_stat_monitor.pgsm_overflow_target | 0 | 1 | Sets the overflow target for pg_stat_monitor | 0 | 1 | 1
pg_stat_monitor.pgsm_query_max_len | 1024 | 1024 | Sets the maximum length of query. | 1024 | 2147483647 | 1
pg_stat_monitor.pgsm_query_shared_buffer | 20 | 20 | Sets the maximum size of shared memory in (MB) used for query tracked by pg_stat_monitor. | 1 | 10000 | 1
pg_stat_monitor.pgsm_track_planning | 1 | 1 | Selects whether planning statistics are tracked. | 0 | 0 | 0
pg_stat_monitor.pgsm_track_utility | 1 | 1 | Selects whether utility commands are tracked. | 0 | 0 | 0
(12 rows)
(14 rows)
SELECT pg_stat_monitor_reset();
pg_stat_monitor_reset