2026-03-12 20:23:15

vdh/pq_hist_stats.sql

@@ -0,0 +1,14 @@
+-- Monitor historical statistics for Parallel Statement Queuing. 
+-- The following query lists the number of parallel statements run, the average run time, 
+-- the number of parallel statements queued, and the average queue time by consumer group.
+
+select
+  name, 
+  sum(pqs_completed) pqs_completed, 
+  sum(decode(pqs_completed, 0, 0, pq_active_time / pqs_completed)) avg_pq_run_time, 
+  sum(pqs_queued) pqs_queued, 
+  sum(decode(pqs_queued, 0, 0, pq_queued_time / pqs_queued)) avg_pq_queue_time 
+from
+  gv$rsrc_consumer_group
+group by name
+;