【正文】 they were as necessary as oxygen. But even Cirocco39。d still get to name it. Discovering a et or an asteroid is one thing but only a couple people each century get to name a moon. Cirocco released her toehold on the holo tank strut and twisted toward the corridor entr The gunner fired the second harpoon. The whale gave a convulsive shudder. His life was nearly over. A life that had begun thirty years ago as a tiny calf in the s parkling Indian Ocean. At the age of f ive he had left his mother and joined other young males in a bachelor group. When his blubber thickened, he migrated to colder waters where food was more plentiful. At 25 he became master of a pod of twelve cows which remained with their calves in tropical seas. Although he was dwarfed by the hundredfoot blue whale, could not sing like the sweetvoiced humpback whaleboth of which fed on planktonhis sort were the largest of the toothed whales, the same majestic breed as Moby Dick. Each year he made the long journey back from the Antarctic to mate. But not this year. For three decades, the bull had eluded harpoons. Now he died, spouting thick blood. The gunner nodded w ith satisfaction. Soon the vast corpse was w inched alongside. Then, swinging slowly, the catcher boat chugged towards the factory ship whose stern gaped open like a mouth to swallow the whale. Once inside, it was hauled up a ramp. 第 28 頁(yè) 共 26 頁(yè) The whale was efficiently disposed of. Its domed head yielded fifteen barrels of spermaceti oil for use in cosmetics。s action was irresponsible, illegal and punishable with a heavy fine. But who can arrest an invisible culprit? He blessed the fog as the ship stole away from the scene of the crime. Hours later a violent storm blew up, clearing the fog. Buffeted by wind, seabirds sought refuge on the calmest waterwhich was those patches slic ked with oil. N ot long after, the first greasecaked casualties started to stagger ashore. Guillemots, gans, puffins, razorbills, little auks, kittiwakes. The final death toll would be fifty thousand. News of the pollution spread fast. People gathered on the beaches, but they were unable to help the birdsexcept by putting them out of the ir misery. As a naturalist explained to a tearful woman onlooker, oil often blinded birds. I t burnt their skin, stomachs and livers. It also removed the waterproofing from their feathers, which insulated them against cold and wet, so they couldn39。? Gaby said. It couldn39。t think that had much to do with his appeal。Bleeding! ? Nobody ever said anything about bleeding!39。s horse. That is a problem, I said. Well, that39。除非另有說(shuō)明，本文的工作是原始性工作。 [3] 萬(wàn)峰科技 .ASP網(wǎng)站開發(fā)全書 [M].北京：電子工業(yè)出版社 ,2021。參考貝塔斯曼、卓越網(wǎng)、淘寶網(wǎng)等較好的網(wǎng)上書店，吸取其精華為我所用，可以使系統(tǒng)的開發(fā)過(guò)程少走彎路。例如用戶訪問(wèn)數(shù)據(jù)庫(kù)的權(quán)利是否過(guò)大，是否允許用戶執(zhí)行有權(quán)限限制的存儲(chǔ)程序。 3． Cookies 測(cè)試 對(duì)于要求使用 Cookies 的 Web、應(yīng)用程序，測(cè)試用戶是否啟用 Cookies，啟用 Cookies 后是否正常工作， Cookies 過(guò)期，刷新對(duì) Cookies 有何 影響。 圖 45 購(gòu)物車 訂單管理模塊 訂單管理模塊是后臺(tái)管理的另一個(gè)重要模塊，包括訂單列表頁(yè)，訂單確定設(shè)置，訂單發(fā)送設(shè)置、訂單查看和訂單刪除等功能。 End If ElseIf cint(sItemAindex)=1 then 39。查對(duì)購(gòu)物車中是否已經(jīng)有此物品 If sItemId=sItemA(i) Then sNowItemAIndex=i 第 20 頁(yè) 共 26 頁(yè) Exit For End If Next If sNowItemAIndex And sNowItemAIndex=0 Then 39。在系統(tǒng)里設(shè)置了 4 個(gè)參數(shù)，分別對(duì)購(gòu)物車的 4 個(gè)操作對(duì)應(yīng)。 系統(tǒng)一般使用 Session 來(lái)存儲(chǔ)用戶的相關(guān)信息并與客戶端保持聯(lián)系。database=shop 折扣價(jià)格 : const discountPrice= 分頁(yè)顯示每頁(yè)的條目數(shù) : const MaxPerPage =5 存儲(chǔ)上載圖片的路徑 : Const sPath_Info = /img/ 其中 strcon 常量是設(shè)置數(shù)據(jù)的，當(dāng)設(shè)好 ODBC 后應(yīng)直接修改次參數(shù)來(lái)完成； 第 16 頁(yè) 共 26 頁(yè) MaxPerPage 常量是設(shè)置每頁(yè)顯示數(shù)據(jù)的，默認(rèn)為 5； sPath_Info 為上傳圖片的目錄。字符串處理，數(shù)據(jù)傳遞接受函數(shù)等。 圖 31 客戶端模塊圖 購(gòu)物車 用戶登陸判斷 服務(wù)臺(tái) 生成訂單 用戶登錄 /注冊(cè) Y N 第 8 頁(yè) 共 26 頁(yè) 圖 32 管理端模塊圖 根據(jù) 節(jié)的系統(tǒng)流程描述和本節(jié)根據(jù)上述描述做出的流程圖，就可以將系統(tǒng)劃分為以下一些模塊，如表 31所示。 第 7 頁(yè) 共 26 頁(yè) 3 系統(tǒng)規(guī)劃與設(shè)計(jì) 系統(tǒng)流程簡(jiǎn)述 顧客在進(jìn)入本系統(tǒng)后，首先進(jìn)入的是系統(tǒng)的首頁(yè)。 SQL Server 甚至還可以實(shí)現(xiàn)服務(wù)器間通過(guò) Inter 進(jìn)行數(shù)據(jù)復(fù)制。它的任務(wù)是接受 Web 服務(wù)器對(duì)數(shù)據(jù)庫(kù)操作的請(qǐng)求，實(shí)現(xiàn)對(duì)數(shù)據(jù)庫(kù)查詢、修改、更新等功能，把運(yùn)行結(jié)果提交給 Web 服務(wù)器。 第 5 頁(yè) 共 26 頁(yè) B/S 三層結(jié)構(gòu)模式 采用 B/S 模式構(gòu)架應(yīng)用系統(tǒng)網(wǎng)絡(luò)，即 采用三層體系結(jié)構(gòu) (如圖 23)：由瀏覽器替代客戶端 (Client)，服務(wù)器端由 Web 服務(wù)器、數(shù)據(jù)庫(kù)系統(tǒng)服務(wù)器及中間件組成。該子系統(tǒng)通過(guò)簡(jiǎn)潔而明晰的 Web 頁(yè)面， 提示管理員進(jìn)行各項(xiàng)管理工作。 3．友好性原則：使用網(wǎng)上圖書銷售管理系統(tǒng)的用戶中相當(dāng)一部分對(duì)計(jì)算機(jī)知識(shí)了解很少，所以系統(tǒng)操作上要求簡(jiǎn)單方便，便于用戶掌握。 本課題的研究方法 根據(jù)客戶購(gòu)買書籍的實(shí)際流程設(shè)計(jì)整個(gè)系統(tǒng)的購(gòu)物流程，以穩(wěn)定性、實(shí)用性、安全性為總體原則。電子商務(wù)提出了一種全新的商業(yè)機(jī)會(huì)、需求、規(guī)劃和挑戰(zhàn)，正是新世紀(jì)全球經(jīng)濟(jì)與社會(huì)發(fā)展的朝陽(yáng)領(lǐng)域。 SQL Server 2021 目 錄 論文總頁(yè)數(shù)： 26 頁(yè) 1 引言 ................................................................... 1 課題背景 ........................................................... 1 國(guó)內(nèi)外研究現(xiàn)狀 ...................................................... 1 本課題研究的意義 .................................................... 1 本課題的研究方法 .................................................... 2 2 系統(tǒng)需求分析 ........................................................... 2 系統(tǒng)設(shè)計(jì)目標(biāo) ....................................................... 2 系統(tǒng)總體需求分析 .................................................... 3 系統(tǒng)使用的技術(shù)路線和方案 ............................................ 4 B/S模式工作方式 ................................................ 4 B/S三層結(jié)構(gòu)模式 ................................................ 5 Web數(shù)據(jù)庫(kù)技術(shù) .................................................. 6 系統(tǒng)開發(fā)平臺(tái) .................................................... 6 系統(tǒng)開發(fā)語(yǔ)言 .................................................... 6 3 系統(tǒng)規(guī)劃與設(shè)計(jì) ......................................................... 7 系統(tǒng)流程簡(jiǎn)述 ....................................................... 7 系統(tǒng)流程與模塊劃分 .................................................. 7 系統(tǒng)功能模塊詳細(xì)設(shè)計(jì)與列表 .......................................... 9 系統(tǒng)數(shù)據(jù)庫(kù)設(shè) 計(jì) ..................................................... 12 數(shù)據(jù)庫(kù)表及各表的相互關(guān)系 ....................................... 12 數(shù)據(jù)庫(kù)表結(jié)構(gòu)的詳細(xì)設(shè)計(jì) ......................................... 13 4 系統(tǒng)的設(shè)計(jì)與實(shí)施 ...................................................... 14 系統(tǒng)總體設(shè)計(jì)框架 ................................................... 14 公共庫(kù)函數(shù)