update undo

This commit is contained in:
Yacine31
2025-04-17 01:21:18 +02:00
parent 4ad0376ddf
commit 920f6bca1d

View File

@@ -15,29 +15,4 @@ JOIN
FROM dba_free_space
GROUP BY file_id) b
ON a.file_id = b.file_id
WHERE a.tablespace_name like 'UNDO%'; -- ou le nom réel de ton UNDO
prompt <h3>Durée de rétention UNDO : </h3>
SELECT
retention,
tuned_undoretention,
undoblks,
expiredblks,
unexpiredblks,
tuned_undoretention
FROM
v$undostat
ORDER BY
begin_time DESC FETCH FIRST 10 ROWS ONLY;
prompt <h3>Occupation de lespace dans le UNDO par session : </h3>
SELECT
s.sid,
s.serial#,
u.name AS username,
t.used_urec,
t.used_ublk
FROM
v$transaction t
JOIN v$session s ON t.ses_addr = s.saddr
JOIN all_users u ON s.user# = u.user_id;
WHERE a.tablespace_name like 'UNDO%';