select
substr(s.username,1,18) username,
s.sid,s.serial#,s.machine,y.sql_text
from v$session s,v$process p,v$transaction t,v$rollstat r,v$rollname n,v$sql y
where s.paddr = p.addr
and s.taddr = t.addr (+)
and t.xidusn = r.usn (+)
and r.usn = n.usn (+)
and s.username is not null
and s.sql_address=y.address
--and s.sid=56
order by s.sid,s.serial#,s.username,s.status
查询oracle正在执行的资源
SELECT 'Lock' "Status", a.username "用户名", a.sid "SID", a.serial# "SERIAL#", b.type "锁类型", DECODE(b.lmode, 1, 'No Lock', 2, 'Row Share', 3, 'Row Exclusive', 4, 'Share', 5, 'Share Row Exclusive', 6, 'Exclusive', 'NONE') "占用的模式", DECODE(b.request, 1, 'No Lock', 2, 'Row Share', 3, 'Row Exclusive', 4, 'Share', 5, 'Share Row Exclusive', 6, 'Exclusive', 'NONE') "请求的模式", c.object_name "对象名", c.owner "对象所有者", c.object_type "对象类型", b.id1 "资源ID1", b.id2 "资源ID2",b.ctime "ctime(秒) ", 'ALTER SYSTEM KILL SESSION '''||a.sid||','||a.serial#||''';' "kill Session ", 'kill -9 '||d.spid "Kill Process (Unix Linux)", 'orakill '||f.instance_name||' '||d.spid "Kill Process (Windows)" FROM v$session a, v$lock b, v$locked_object b1, dba_objects c, v$process d, v$instance f WHERE a.type <> 'BACKGROUND' AND a.sid = b.sid AND b.request = 0 AND d.addr = a.paddr AND b1.session_id = a.sid AND b1.object_id = c.object_id AND f.status = 'OPEN' AND f.database_status = 'ACTIVE' order by b.ctime