Oracle 默认用户名密码及解锁.doc

很久没有使用sqlplus创建表空间和用户了，需要的时候竟然忘记了密码，试了好多次都没连接上，进而用户也被锁定，在网上找了一些资料，问题解决了，希望对和我一样情况的朋友们有所帮助。1.安装时选择的自动安装，忘了用户名和密码导致现在试了几个默认的用户名密码後（表格中附带默认用户名及密码），都提示无效的用户名、密码，UsernamePasswordDescriptionSee AlsoCTXSYSCTXSYSThe Oracle Text accountOracle Text ReferenceDBSNMPDBSNMPThe account used by the Management Agent component of Oracle Enterprise Manager to monitor and manage the databaseOracle Enterprise Manager Grid Control Installation and Basic ConfigurationLBACSYSLBACSYSThe Oracle Label Security administrator accountOracle Label Security Administrators GuideMDDATAMDDATAThe schema used by Oracle Spatial for storing Geocoder and router dataOracle Spatial Users Guide and ReferenceMDSYSMDSYSThe Oracle Spatial and Oracle interMedia Locator administrator accountOracle Spatial Users Guide and ReferenceDMSYSDMSYSThe Oracle Data Mining account.Oracle Data Mining Administrators GuideOracle Data Mining ConceptsOLAPSYSMANAGERThe account used to create OLAP metadata structures. It owns the OLAP Catalog (CWMLite).Oracle OLAP Application Developers GuideORDPLUGINSORDPLUGINSThe Oracle interMedia user. Plug-ins supplied by Oracle and third party format plug-ins are installed in this schema.Oracle interMedia Users GuideORDSYSORDSYSThe Oracle interMedia administrator accountOracle interMedia Users GuideOUTLNOUTLNThe account that supports plan stability. Plan stability enables you to maintain the same execution plans for the same SQL statements. OUTLN acts as a role to centrally manage metadata associated with stored outlines.Oracle Database Performance Tuning GuideSI_INFORMTN_SCHEMASI_INFORMTN_SCHEMAThe account that stores the information views for the SQL/MM Still Image StandardOracle interMedia Users GuideSYSCHANGE_ON_INSTALLThe account used to perform database administration tasksOracle Database Administrators GuideSYSMANCHANGE_ON_INSTALLThe account used to perform Oracle Enterprise Manager database administration tasks. Note that SYS and SYSTEM can also perform these tasks.Oracle Enterprise Manager Grid Control Installation and Basic ConfigurationSYSTEMMANAGERAnother account used to perform database administration tasks.Oracle Database Administrators Guide这时候要找到一组用户名、密码提示被锁，才能进行下一步安装ORACLE时，若没有为下列用户重设密码，则其默认密码如下：用户名/密码登录身份说明sys/change_on_installSYSDBA或SYSOPER不能以NORMAL登录，可作为默认的系统管理员system/managerSYSDBA或NORMAL不能以SYSOPER登录，可作为默认的系统管理员sysman/oem_tempsysman 为oms的用户名scott/tigerNORMAL普通用户aqadm /aqadmSYSDBA或NORMAL高级队列管理员Dbsnmp/dbsnmpSYSDBA或NORMAL复制管理员2，在CMD中启动SQLPLUS；用sqlplus/as sysdba登录，提示连接到:Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production3. 执行ALTER USER 你被锁的用户名 ACCOUNT UNLOCK；4. 重新用SQL/PLUS登录，用你刚刚解锁的用户名、密码；重新修改密码就可以了！具体操作如下：1.运行-sqlplus /nol