May 17, 2026, 11:40 PM

2026-05-18 06:40:19 +00:00
commit 64944cf004
896 changed files with 310709 additions and 0 deletions
@@ -0,0 +1,30 @@
+SELECT *,
+       n_dead_tup > av_threshold AS "av_needed",
+       CASE WHEN reltuples > 0
+	      THEN round(100.0 * n_dead_tup / (reltuples))
+       ELSE 0
+       END AS pct_dead
+ FROM (SELECT
+	 N.nspname || '.' || C.relname AS "relation",
+	 pg_stat_get_tuples_inserted(C.oid) AS n_tup_ins,
+	 pg_stat_get_tuples_updated(C.oid) AS n_tup_upd,
+	 pg_stat_get_tuples_deleted(C.oid) AS n_tup_del,
+	 CASE WHEN pg_stat_get_tuples_updated(C.oid) > 0
+		THEN pg_stat_get_tuples_hot_updated(C.oid)::real / pg_stat_get_tuples_updated(C.oid)
+		ELSE 0
+	  END AS HOT_update_ratio,
+	 pg_stat_get_live_tuples(C.oid) AS n_live_tup,
+	 pg_stat_get_dead_tuples(C.oid) AS n_dead_tup,
+	 C.reltuples AS reltuples,
+	 round( current_setting('autovacuum_vacuum_threshold')::integer + current_setting('autovacuum_vacuum_scale_factor')::numeric * C.reltuples) AS av_threshold,
+	 date_trunc('minute',greatest(pg_stat_get_last_vacuum_time(C.oid),pg_stat_get_last_autovacuum_time(C.oid))) AS last_vacuum,
+	 date_trunc('minute',greatest(pg_stat_get_last_analyze_time(C.oid),pg_stat_get_last_analyze_time(C.oid))) AS last_analyze
+	 FROM pg_class C
+	 LEFT JOIN pg_index I ON C.oid = I.indrelid
+	 LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
+	  WHERE C.relkind IN ('r', 't')
+	    AND N.nspname NOT IN ('pg_catalog', 'information_schema')
+	    AND N.nspname !~ '^pg_toast'
+       ) AS av
+ORDER BY av_needed DESC,
+	 n_dead_tup DESC;