1、运行sql: select session_id from v$locked_object; 查出锁表的session,可能很多,正常是没有的2、SELECT sid, serial#, username, osuser FROM v$session where sid = 162; 将162换成你查出来的session_id3、kill掉sessionALTER SYSTEM KILL SESSION '162,4294'; 4294为第二步查出来的serial#;