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NC系统维护手册应用版本：NC220（win2000server、AIX4.3.3系统）数据库版本：oracle8i（不分操作系统平台）咨询服务部2003-6-26第一章应用服务维护......................................................................................41.安装NC220应用...........................................41.1WIN2000server系统上安装..................................................................41.2IBMAIX系统上安装....................................................................................42.配置中间件启动参数......................................62.1可见的中间件参数.............................................................................................62.2可设置的参数列表.............................................................................................62.3设置方法..................................................................................................................72.4影响性能的参数...................................................................................................82.5NC_CLUSTER中间件介绍及使用方法.......................................................93.应用可能出现的问题及解决办法：......................103.1端口被占用...........................................................................................................103.2登录界面出现，但选择登录公司后无内容显示............................113.3业务操作过程中的错误定位：..................................................................123.4应用程序中性能较差的sql语句定位及上报：..............................124.常用的AIX系统管理工具及操作命令............................174.1smit(smitty)工具...........................................................................................174.2常用命令................................................................................................................17第二章oracle8i数据库维护........................................................................211.创建数据库.................................................211.1建库工具................................................................................................................211.2初始化参数设置.................................................................................................212.管理表空间及数据文件.....................................243.管理回滚段.................................................244.管理用户表.................................................245.使用索引...................................................256.Exp/Imp(导出/导入).......................................27第三章DB2通用数据库系统管理.............................................................271、创建数据库....................................................271.1创建数据库.......................................................................................................................271.2表空间管理.......................................................................................................................281.3BufferPool管理...............................................................................................................292、实例和数据库的参数配置........................................292.1参数概述...........................................................................................................................292.2主要参数说明：..........................