2026-03-12 20:23:15

tpt/ash.sql

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+-- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
+-- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
+
+SET LINES 999 PAGES 5000 TRIMSPOOL ON TRIMOUT ON VERIFY OFF
+
+DEF from_time="TIMESTAMP'2012-05-21 07:55:00'"
+DEF   to_time="TIMESTAMP'2012-05-21 08:15:00'"
+--DEF from_time=sysdate-1/24/60*5
+--DEF to_time=sysdate
+
+--DEF cols=session_state,event,sql_id
+DEF cols=&1
+
+PROMPT FROM_TIME=&from_time TO_TIME=&to_time
+
+SELECT * FROM (
+  SELECT
+        &cols
+      , count(*)
+      , lpad(round(ratio_to_report(count(*)) over () * 100)||'%',10,' ') percent
+    FROM
+        -- active_session_history_bak
+        v$active_session_history
+        -- dba_hist_active_sess_history
+    WHERE
+        sample_time BETWEEN &from_time AND &to_time
+    AND &where_clause
+    GROUP BY
+        &cols
+    ORDER BY
+        percent DESC
+)
+WHERE ROWNUM <= 20
+/
+
+-- DEF cols=session_state,event,p1,p2
+-- DEF cols=session_state,event,sql_id
+