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新装 Oracle 建库(实例)步骤

Oracle版本:11gR2安装好Oracle后,需要创建一个实例(也就是库)。ORACLE创建实例,使用ORAHOME目录下的"Configuration and Migration Tools"下的"Database Configuration Assistant"工具。建好库(实例)后,使用用户名“system”登陆刚才建好的库。执行下面的语句。--表空间CREATE TABLESPACE...

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Oracle的锁表与解锁

SELECT /*+ rule */ s.username,decode(l.type,'TM','TABLE LOCK','TX','ROW LOCK',NULL) LOCK_LEVEL,o.owner,o.object_name,o.object_type,s.sid,s.serial#,s.terminal,s.machine,s.program,s.osuserFROM v$session...

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