查询schema下面所有表的行数
declare cursor cur is select * from dba_objects where owner='TONY' and object_type='TABLE'; tableinfo dba_objects%rowtype; sqltext varchar2(1000); tablenum number;begin open cur; &nb...
查询oracle中的死锁
查询oracle中的死锁第一步:找到死锁的sidselect l1.sid sid1,'is blocking' action ,l2.sid sid2,round(l1.ctime/60)||'min' ctime1, round(l2.ctime/60)||'min' ctime2, s.username, o.object_name, s.sql_id from gv$lock l1, gv$lock l2, v$session s, dba_object owhere l1....
表锁及阻塞原因查询和处理
表锁处理第一步:查询数据库中有哪些表锁超过5分钟 select * from s.username,l.ctime,l.type,decode(l.type,'TM','TABLE LOCK','TX','ROW LOCK',Null) lock_level, c.sql_id,o.owner,o.object_name,o.object_type,s.sid,s.serial#,s.terminal,s.ma...