根据用户useid查询最近的SQL操作;-优快云博客

本文探讨了如何通过SQL查询筛选特定活动会话历史记录，包括时间戳、会话ID等关键信息，并提供了数据库性能监控的策略。文章还介绍了如何在不同节点上执行SQL查询并进行性能筛选。

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order by 1 desc

备注：注意有多个节点

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select distinct to_char(a.sample_time, 'yyyymmddhh24mi'),
a.session_id,
a.session_serial#,
a.user_id,
a.sql_id,
b.sql_text
from v$active_session_history a, v$sqlarea b
where substr(upper(b.sql_text), 1, 6) <> 'SELECT'
--and b.sql_text like '%UPDATE%'
and a.sql_id = b.sql_id
and session_id in
(select distinct sid from v$session where username = 'USER_NAME')
and to_char(a.sample_time,'yyyymmddhh24mi')>'201201131120'
union all
select distinct to_char(a.sample_time, 'yyyymmddhh24mi'),
a.session_id,
a.session_serial#,
a.user_id,
a.sql_id,
b.sql_text
from v$active_session_history@DBLINK a, v$sqlarea@DBLINKb
where substr(upper(b.sql_text), 1, 6) <> 'SELECT'
--and b.sql_text like '%UPDATE%'
and a.sql_id = b.sql_id
and session_id in
(select distinct sid from v$session where username = 'USER_NAME')
and to_char(a.sample_time,'yyyymmddhh24mi')>'201201131120'
order by 1