见:http://www.cnblogs.com/downmoon/p/3158800.html
Oracle 11g中想修改表名:
rename ASSETPORJECT to ASSETPROJECT;
结果提示:ORA-00054: 资源正忙,但指定以 NOWAIT 方式获取资源,或者超时失效。
看来有锁定该表的会话,于是,执行如下查询:
SELECT sid,serial#,username,osuser FROM v$session where sid in(select session_id from v$locked_object); --kill掉相关的会话 ALTER SYSTEM KILL SESSION '597,1171';
重新执行rename命令成功!