数据库解锁
select B.owner,b.object_name,a.session_id,a.LOCKED_MODE from v$locked_object a,dba_objects b where b.OBJECT_ID = a.OBJECT_ID; --查询解锁
select b.username,b.sid,b.serial#,logon_time from v$locked_object a, v$session b where a.SESSION_ID = b.sid order by b.logon_time; --查看那个session
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alter system kill session 'sid,serial'; --解锁
select * from v$version; -- 查询数据库版本
select * from v$option where upper(PARAMETER) = upper('Partitioning'); --查询是否可用分区