oracle查询锁表与解锁情况提供解决方案
from v$sqltext
kill -9 OS系統的SPIDFROM v$session s,v$lock l,dba_objects o
AND l.id1 = o.object_id(+)
where object_id in (select object_id from v$locked_object)) obj,
复制代码 代码如下:
where LOCK_INFO.SESSION_ID = SESS_INFO.SID复制代码 代码如下:
STATUS,
ALTER SYSTEM KILL SESSION '會話ID,會話SERIAL#';
MACHINE
SESS_INFO.ACTION as "動作", -- 動作
decode(l.type,'TM','TABLE LOCK',
LOCKWAIT,
order by LOCK_INFO.SESSION_ID;
obj.OBJECT_ID as OBJ_ID,
WHERE l.object_id=o.object_id
AND l.session_id=s.sid
where obj.object_id = lock_obj.object_id) LOCK_INFO,
LOCK_INFO.ORA_USERNAME as "ORACLE用戶", -- ORACLE系統用戶名稱
SESS_INFO.SERIAL# as "會話SERIAL#", -- 會話SERIAL#
3).
CLIENT_INFO,
SESS_INFO.MACHINE as "機器名稱", -- 機器名稱
(select spid from v$process where addr = a.paddr) spid,
复制代码 代码如下:
where address in (select sql_address from v$session where sid = &sid)lock_obj.SESSION_ID as SESSION_ID,
SESS_INFO.LOCKWAIT as "等待鎖", -- 等待鎖
select LOCK_INFO.OWNER || '.' || LOCK_INFO.OBJ_NAME as "已鎖物件名稱", --物件名稱(已經被鎖住)
SESS_INFO.LOGON_TIME as "登錄時間", -- 登錄時間
LOCK_INFO.SUBOBJ_NAME as "已鎖子物件名稱", -- 子物件名稱(已經被鎖住)
SELECT /*+ rule */ lpad(' ',decode(l.xidusn ,0,3,0))||l.oracle_username User_name, o.owner,o.object_name,o.object_type,s.sid,s.serial#
LOGON_TIME,
PROGRAM,
复制代码 代码如下:
obj.OBJECT_NAME as OBJ_NAME,o.owner,o.object_name,o.object_type,
from (select *
以下的语句可以查询到谁锁了表:
lock_obj.OS_USER_NAME as OS_USERNAME,
s.sid,s.serial#,s.terminal,s.machine,s.program,s.osuser
复制代码 代码如下:
以下的语句可以查询到谁在等待:
SESS_INFO.STATUS as "會話狀態", -- 會話狀態
LOCK_INFO.OBJ_ID as "對象ID", -- 對象ID
SESS_INFO.PROGRAM as "程式名稱", -- 程式名稱
'TX','ROW LOCK',
obj.OBJECT_TYPE as OBJ_TYPE,
FROM v$locked_object l,dba_objects o,v$session s
LOCK_INFO.SESSION_ID as "會話ID", -- 會話SESSION_ID
如果发生了锁等待,我们可能更想知道是谁锁了表而引起谁的等待
from (select obj.OWNER as OWNER,
v$locked_object lock_obj
1).
LOCK_INFO.OBJ_TYPE as "對象類型", -- 對象類型
ORDER BY o.object_id,xidusn DESC
ACTION,
from all_objects
WHERE l.sid = s.sid
2).
alter system kill session 'sid,serial#'
select sql_text
lock_obj.PROCESS as PROCESS
SESS_INFO.SPID as "OS系統的SPID", -- OS系統的SPID
(SELECT INSTANCE_NAME FROM V$INSTANCE) "實例名SID", --實例名SID
(select SID,
from v$session a) SESS_INFO
SERIAL#,
order by piece;
LOCK_INFO.OS_USERNAME as "OS用戶", -- 作業系統用戶名稱
复制代码 代码如下:
LOCK_INFO.PROCESS as "進程編號", -- 進程編號obj.SUBOBJECT_NAME as SUBOBJ_NAME,
lock_obj.ORACLE_USERNAME as ORA_USERNAME,
SESS_INFO.CLIENT_INFO as "客戶資訊" -- 客戶資訊
解锁命令:
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