常用的查询
- 查询oracle中的sid
select instance_name from V$instance;
- 查询锁定表信息
SELECT s.sid,
s.serial#,
s.username,
s.schemaname,
s.osuser,
s.process,
s.machine,
s.terminal,
s.logon_time,
l.type
FROM v$session s, v$lock l
WHERE s.sid = l.sid
AND s.username IS NOT NULL
ORDER BY sid;