數據庫死鎖查詢及處理

相關博客：http://www.cnblogs.com/kerrycode/p/4034231.html

查詢死鎖的對象：

select username,lockwait,status,machine,program from v$session where sid in

 (select session_id from v$locked_object);

 

查詢死鎖語句：

 select sql_text from v$sql where hash_value in 

 (select sql_hash_value from v$session where sid in

 (select session_id from v$locked_object));

SELECT s.lockwait,s.status,s.username,l.OBJECT_ID,l.SESSION_ID,s.SERIAL#,l.ORACLE_USERNAME,l.OS_USER_NAME,l.PROCESS 

FROM V$LOCKED_OBJECT l,V$SESSION S 

WHERE l.SESSION_ID=S.SID and s.STATUS='ACTIVE';

alter system kill session '25,16823' IMMEDIATE;

alter system kill session ‘sid,serial#’ IMMEDIATE;