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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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begin
for item in (select * from user_constraints a where a.constraint_type = 'R') loop
execute immediate 'alter table ' || item.table_name || ' disable constraint ' || item.constraint_name;
end loop;
end;
/ ......
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Year:
yy two digits Á½Î»Äê   ......
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S:SELECT abs(-1) value
O:SELECT abs(-1) value from dual
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S:SELECT ceiling(-1.001) value
O:SELECT ceil(-1.001) value from dual
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S:SELECT floor(-1.001) value
O:SELECT floor(-1.001) value from dual
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S:SELECT cast(-1.002 as int) value
O ......
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