Oracle 根据SQL_ID查询并杀会话,清空执行计划缓冲池2018年09月06日 10:31:40 小学生汤米 阅读数:4731. 查询最近五分钟内最高频次SQL,查看event select t.SQL_OPNAME,t.SQL_ID,count(*) from v$active_session_history t where t.SAMPLE_TIME>to_timestamp('20180906-09:55:00','YYYYMMDD-hh24:mi:ss') and t.SESSIO…

一.逐条--锁表 (1)查表名 和 sessionidselect b.owner,b.object_name,a.session_id,a.locked_mode from v$locked_object a,dba_objects b where b.object_id = a.object_id; (2)sessionid(sid) .serial# select b.username,b.sid,b.serial#,logon_time from v$locked_object a,v$…

查询当前查询: select b.NAME,b.POSITION,b.DATATYPE_STRING,b.VALUE_STRING,b.LAST_CAPTUREDfrom v$sql_bind_capture bwhere b.sql_id = 'XXXXXX'; 查询历史查询: select b.name, b.datatype_string, b.value_string, b.last_capturedfrom dba_hist_sqlbind bwhere b.sql_id = 'XXX…

当前查询: select b.NAME, b.POSITION, b.DATATYPE_STRING, b.VALUE_STRING, b.LAST_CAPTURED from v$sql_bind_capture b where b.sql_id = 'XXXXXX';历史查询: select b.name, b.datatype_string, b.value_string, b.last_captured from dba_hist_sqlbind b where b.sql_id = '…

root登陆mysql,查看会话(show processlist\G;): mysql> kill…

select object_name,machine,s.sid,s.serial#  from v$locked_object l,dba_objects o ,v$session s where l.object_id = o.object_id and l.session_id=s.sid;   alter system kill session '1142,39701';…

查询oracle用户名,机器名,锁表对象 select l.session_id sid, s.serial#, l.locked_mode, l.oracle_username, l.os_user_name, s.machine, s.terminal, o.object_name, s.logon_time from v$locked_object l, all_objects o, v$session s where l.object_id = o.object_id and l.ses…

今天处理了一个生产上的问题,主要就是杀会话, 生产环境是Oracle11gR2 RAC:有同事开发报表,报表工具连接到数据库上特别嚣张,把内存pin住: Select s.INST_ID, s.Machine, s.Blocking_Session, s.Sql_Id, s.Last_Call_Et, s.Sid, s.Serial#, s.Event, s.Username,/* P1, P1raw, P2, P2raw,*/ s.Module,p.spid From gV$session s…

模拟开发人员需求,可以杀死其它阻塞自己的会话1.能有查询阻塞会话确认的权限SQL> grant select on v_$session to testa;SQL> grant select on v_$sql to testa;SQL> select sid,serial#,username,sql_id,status,event,BLOCKING_INSTANCE,BLOCKING_SESSION from v$session where username='TESTA'; SID…

--查询表空间使用情况 SELECT UPPER(F.TABLESPACE_NAME) "表空间名", D.TOT_GROOTTE_MB "表空间大小(M)", D.TOT_GROOTTE_MB - F.TOTAL_BYTES "已使用空间(M)", TO_CHAR(ROUND((D.TOT_GROOTTE_MB - F.TOTAL_BYTES) / D.TOT_GROOTTE_MB * 100,2),'990.99') || '%' "…