2026-03-12 20:23:15

timhall/monitoring/session_rollback.sql

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+-- -----------------------------------------------------------------------------------
+-- File Name    : https://oracle-base.com/dba/monitoring/session_rollback.sql
+-- Author       : Tim Hall
+-- Description  : Displays rollback information on relevant database sessions.
+-- Requirements : Access to the V$ views.
+-- Call Syntax  : @session_rollback
+-- Last Modified: 29/03/2005
+-- -----------------------------------------------------------------------------------
+SET LINESIZE 200
+
+COLUMN username FORMAT A15
+
+SELECT s.username,
+       s.sid,
+       s.serial#,
+       t.used_ublk,
+       t.used_urec,
+       rs.segment_name,
+       r.rssize,
+       r.status
+FROM   v$transaction t,
+       v$session s,
+       v$rollstat r,
+       dba_rollback_segs rs
+WHERE  s.saddr = t.ses_addr
+AND    t.xidusn = r.usn
+AND   rs.segment_id = t.xidusn
+ORDER BY t.used_ublk DESC;