【正文】 ..........................................................2 本論文的結(jié)構(gòu) .............................................................................................................................2第二章 系統(tǒng)關(guān)鍵技術(shù)介紹 ...................................................................................................................4 面向?qū)ο箝_發(fā)方法 .....................................................................................................................4 概述 .....................................................................................................................................5 操作系統(tǒng)及微軟簡(jiǎn)介 .................................................................................................................5 C.................................................................................................................................................6 MICROSOFT .NET FRAMEWORK框架概述 ...........................................................................................7 系統(tǒng)設(shè)計(jì)模式簡(jiǎn)介 .....................................................................................................................8 瀏覽器/服務(wù)端（B/S）結(jié)構(gòu) .....................................................................................................9 B/S 結(jié)構(gòu)與三層架構(gòu) .........................................................................................................9 C/S 結(jié)構(gòu)與 B/S 結(jié)構(gòu)比較 ..............................................................................................9 SOL SERVER簡(jiǎn)介 ........................................................................................................................12第三章 需求分析 .................................................................................................................................14 可行性分析 ...............................................................................................................................14 技術(shù)條件可行性分析 .......................................................................................................14 經(jīng)濟(jì)可行性分析 ...............................................................................................................15 操作可行性 .......................................................................................................................15 使用的可行性 ...................................................................................................................15四川大學(xué)工程碩士學(xué)位論文 基于 B/S 架構(gòu)的企業(yè)采購管理系統(tǒng)的設(shè)計(jì)與實(shí)現(xiàn)II 業(yè)務(wù)流程 ...................................................................................................................................16 功能需求 ...................................................................................................................................16 主要功能模塊需求 ...................................................................................................................17 其他需求 ...................................................................................................................................17第四章 系統(tǒng)總體設(shè)計(jì) .........................................................................................................................19 功能模塊設(shè)計(jì) ...........................................................................................................................19 計(jì)劃采購物品模塊 ..............................................................................................................19 采購物品報(bào)價(jià)模塊 ..............................................................................................................19 合同采購信息模塊 ..............................................................................................................20 采購合同審核模塊 ..............................................................................................................20 入庫登記信息 ......................................................................................................................20 退貨登記模塊 ......................................................................................................................20 財(cái)務(wù)統(tǒng)計(jì)信息模塊 ..............................................................................................................20 用戶管理模塊 ......................................................................................................................20 數(shù)據(jù)流程圖 ...............................................................................................................................20 數(shù)據(jù)流程圖各符號(hào)及說明 ...............................................................................................20 數(shù)據(jù)流程圖 .......................................................................................................................21 數(shù)據(jù)字典 ...................................................................................................................................22 數(shù)據(jù)存儲(chǔ) ...........................................................................................................................22 數(shù)據(jù)流 ...............................................................................................................................23 數(shù)據(jù)處理 ...........................................................................................................................24 數(shù)據(jù)庫設(shè)計(jì) ...............................................................................................................................24 數(shù)據(jù)庫概念結(jié)構(gòu)設(shè)計(jì) ......................................................................................................24 數(shù)據(jù)庫 ER 圖 ..................................................................................................................27 數(shù)據(jù)庫與數(shù)據(jù)表設(shè)計(jì) ......................................................................................................28 輸入輸出設(shè)計(jì) ..................................................................................................................31 本章小結(jié) ...................................................................................................................................35第五