【正文】 ................................................................ 18 數(shù)據(jù)庫產(chǎn)品選擇建議 ......................................................................................... 18 磁盤陣列布局原則 ............................................................................................. 18數(shù)據(jù)庫物理結(jié)構(gòu)設(shè)計 ......................................................................................................... 15 軟件安裝路徑及環(huán)境變量 ................................................................................. 15 數(shù)據(jù)庫實例的命名規(guī)則 ..................................................................................... 20 表空間設(shè)計 ......................................................................................................... 20 業(yè)務(wù)數(shù)據(jù)量的估算 ..................................................................................... 20 表空間的使用規(guī)則 ..................................................................................... 21 表空間的類型 ............................................................................. 22 表空間及其文件的命名規(guī)則 ..................................................... 23 表空間的物理使用規(guī)則 ............................................................................. 26 表空間的物理分布 ..................................................................... 26 表空間的存儲參數(shù)的設(shè)置 ......................................................... 26 表空間的參數(shù)設(shè)置原則 ............................................................................. 28 Extent的管理 ............................................................................ 28 Segemnt的管理 .......................................................................... 2 Autoextend_Clause ........................................................... 31 表的參數(shù)設(shè)置原則 ..................................................................................... 31 Undo/temp表空間的估算 .......................................................... 32 索引的使用原則 ......................................................................................... 32 文件設(shè)計 ............................................................................................................. 34 RAC配置文件 ........................................................................................... 34 參數(shù)文件 ..................................................................................................... 34 參數(shù)文件命名規(guī)則 ..................................................................... 34 控制文件 ..................................................................................................... 35 控制文件命名規(guī)則 .....................................................................36 重做日志文件 ............................................................................................. 36 日志文件命名規(guī)則 ..................................................................... 37 數(shù)據(jù)庫應(yīng)用 ........................................................................................................................ 38數(shù)據(jù)庫設(shè)計........................................................................................................................ 38 數(shù)據(jù)庫用戶設(shè)計 ................................................................................................. 38 數(shù)據(jù)庫用戶的權(quán)限 ..................................................................................... 38 用戶權(quán)限控制原則 ..................................................................... 38 用戶及其權(quán)限規(guī)范 ..................................................................... 36 各用戶類型的角色命名規(guī)范 ..................................................... 40 數(shù)據(jù)庫用戶安全的實現(xiàn) ............................................................................. 41 數(shù)據(jù)庫特權(quán) ................................................................................. 41 角色 ............................................................................................. 41 授予權(quán)限和角色 ......................................................................... 43 數(shù)據(jù)庫默認(rèn)用戶 ......................................................................... 45 數(shù)據(jù)庫用戶密碼 ......................................................................... 46 數(shù)據(jù)庫分區(qū) ......................................................................................................... 46 數(shù)據(jù)庫分區(qū)介紹 ......................................................................................... 46 邏輯分割 ..................................................................................................... 46 物理分割 ..................................................................................................... 47 分區(qū)后對數(shù)據(jù)庫管理的好處 ..................................................................... 47 分區(qū)對數(shù)據(jù)庫規(guī)劃、創(chuàng)建帶來的負(fù)面影響 ............................................. 47 Oracle分區(qū)技術(shù) ......................................................................................... 47 分區(qū)使用選擇 ............................................................................................. 48 分區(qū)索引 ..................................................................................................... 48 全局索引(GLOBAL index ) ....................................................... 48 本地索引(LOCAL index) ........................................................... 49 數(shù)據(jù)庫實例配置 ................................................................................................. 50 數(shù)據(jù)庫字符集 ............................................................................................. 50 數(shù)據(jù)庫版本和補(bǔ)丁集 ................................................................................. 51 數(shù)據(jù)庫參數(shù)設(shè)置 ................................................................................................. 51 必須修改的初始化參數(shù) ............................................................................. 51 DB_CACHE_SIZE ............................................................................. 51 SHARED_POOL_SIZE ...................................................................... 52 LARGE_POOL_SIZE ......................................................................... 53 DB_BLOCK_SIZ