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select sess.sid,
sess.serial#,
lo.oracle_username,
lo.os_user_name,
ao.object_name,
lo.locked_mode
from v$locked_object lo,
dba_objects ao,
v$session sess
where ao.object_id = lo.object_id and lo.session_id = sess.sid;
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alter system kill session 'sid,serial#';
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alter system kill session '1458,15829';
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<html>
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Example:
create table courses(
cid varchar(20) not null primary key,
cname varchar(20) not null,
ctype integer,
ctime date DEFAULT SYSDATE,
cscore float not null
)
insert into courses values('ss01','.NET',0,TO_DATE('2009-8-28','yyyy-mm-dd'),94)
insert into course ......