May 17, 2026, 11:40 PM

inbox/DataBase/PostgreSQL/queries/connection_counts.sql

@@ -0,0 +1,22 @@
+SELECT COUNT(*)
+  FROM pg_stat_activity;
+
+SELECT usename,
+       count(*)
+ FROM pg_stat_activity
+GROUP BY 1
+ORDER BY 1;
+
+SELECT datname,
+       usename,
+       count(*)
+ FROM pg_stat_activity
+GROUP BY 1, 2
+ORDER BY 1, 2;
+
+SELECT usename,
+       datname,
+       count(*)
+ FROM pg_stat_activity
+GROUP BY 1, 2
+ORDER BY 1, 2;