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Script: session_undo.sql
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-- ----------------------------------------------------------------------------------- -- File Name : https://oracle-base.com/dba/monitoring/session_undo.sql -- Author : Tim Hall -- Description : Displays undo information on relevant database sessions. -- Requirements : Access to the V$ views. -- Call Syntax : @session_undo -- 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;