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s electrodes. She chewed on the end of the thermometer until he frowned at her. The print showed a fat wagon wheel surrounded by broad based, bright red triangular areas. There were six red areas on the inside of the wheel, but they were smaller, and square. The big triangles on the outside are the hottest parts, Gaby said. I figure they39。re for? Nope. There39。 and just w hen he had made up his mind to leave his w if e she left him and went off with a miniaturepainter. As he had been thinking for months about leaving his wife and had not done it because it would be too cruel to deprive her of himself, her departure was a very healthful shock. The divorce was arranged and Robert Cohn went out to the Coast. In California he fell among literary people and, as he still had a little of the fifty thousand left, in a short time he was backing a review of the Arts. The review menced publication in Carmel, California, and finished in Provincetown, Massachusetts. By that time Cohn, who had been regarded purely as an angel, and whose name had appeared on the editorial page merely as a member of the advisory board, had bee the sole editor. It was his money and he discovered he liked the authority of editing. He was sorry when the magazine became too expensive and he had to give it up. By that time, though, he had other things to worry about. He had be She turned to face the camera. Send me what you can about hydrogen ramscoop engines, she said. See if you can give me some idea of what to look for if Themis has one. You39。t jump any higher, and it got kind of dark. It doesn39。 trouble at one of the generating piles, and they shut it _ down and it got colder and colder until everybody in the hospital wore their blankets, just like Amerinds in books, and they loc ked the switches off on the heaters in the bathrooms, and the nurses and the screen told you all the time it wasn39。m going home, she told him. It was psychodrama, and he was her brother, younger than she, and she was already at home。s rooms, her skin white like motherofpearl, her eyes long and narrow (making him think of cats39。d want three, at least. More would be better. nd gir ls39。 在此,呈上我最真誠(chéng)的敬意和最深的謝意! 致謝 25 參考文獻(xiàn) [1] Dijon Sandarac. 《 SQL Server 高級(jí)編程技術(shù)》 . 北京:北京大學(xué)出版社,2020 年 . [2] Bob Riesman , Richard Beasley , Wayne Parochial 主編 .《 數(shù)據(jù)庫(kù)系統(tǒng)概論 》電子工業(yè)出版社 , 2020 年 3 月 . [3] 希望圖書(shū)創(chuàng)作室主編 .《 Visual Basic 中文版控件大全 》 . 北京:北京希望電子出版社, 1999 年 . [4] 陳海標(biāo) 譯 .《 VISUAL BASIC 6 數(shù)據(jù)庫(kù)編程》 . 北京:清華大學(xué)出版社, 2020年 . 致謝 26 e, Calvin said. Cirocco glanced at him, got a glimpse of his brown eyes before he turned back to his work. That was my thought. A real big fusion ramscoop. The machinery is in the hub, electromagic field generators to funnel the interstellar hydrogen into the center, where it gets burned. Gaby shrugged. Ma kes sense. But what about doc king? Well, leaving the thing would be easy enough. just drop out a hole in the bottom and get escape velocity for free, plus some to fool around with. But there ought to he some sort of dingus that would telescope out to the center of rotation when the engine isn39。 也感謝在此期間給我?guī)椭耐瑢W(xué)和朋友們。 致謝 24 致 謝 在整個(gè)畢業(yè)設(shè)計(jì)過(guò)程中, 衷心感謝我的指導(dǎo)教師老師, 對(duì)我 在題目的理解、設(shè)計(jì)思想的形成、系統(tǒng)的詳細(xì)設(shè)計(jì)及畢業(yè)設(shè)計(jì)論文的撰寫(xiě)等方面作了詳盡耐心的指導(dǎo),并提出了寶貴的意見(jiàn),幫助我解決了很多自己不能解決的疑難問(wèn)題。由于個(gè)人能力和時(shí)間有限,在本系統(tǒng)中只實(shí)現(xiàn)職工基本管理,一些人事管理,一些考勤管理,簡(jiǎn)單查詢(xún)。但是經(jīng)過(guò) 這幾個(gè)月不斷地學(xué)習(xí)、實(shí)踐、調(diào)試程序,使自己的實(shí)際操作能力有了很大的提高,也增加了自己的自信心,更重要的是讓自己懂得了如何去學(xué)習(xí)。 總結(jié) 23 總結(jié) 經(jīng)過(guò)了近幾個(gè)月的時(shí)間的努力,從最初開(kāi)始學(xué)習(xí) SQL Server 2020,調(diào)查人事考勤管理要求,設(shè)計(jì),編寫(xiě)代碼,到最后的調(diào)試,最后完成了畢業(yè)設(shè)計(jì)的要求。 2. 在用 ADO 控件連接數(shù)據(jù)庫(kù)時(shí),對(duì)數(shù)據(jù)庫(kù)執(zhí)行查詢(xún)操作,執(zhí)行一次后再執(zhí)行第二次總 會(huì)發(fā)現(xiàn)程序錯(cuò)誤或查詢(xún)結(jié)果不準(zhǔn)確,在經(jīng)過(guò)單步調(diào)試分析后發(fā)現(xiàn),是由于執(zhí)行一次查詢(xún)操作后,數(shù)據(jù)庫(kù)的指針不再指向第一行,就導(dǎo)致了程序了錯(cuò)或查詢(xún)結(jié)果不準(zhǔn)確。這中錯(cuò)誤如果不心細(xì)是不能被發(fā)現(xiàn)的。 如在本系統(tǒng)查詢(xún)功能中,已知職工基本表,基本表里有個(gè)叫‘小王’ 的人。 第 5章 調(diào)試分析 22 第 5 章 調(diào)試分析 在完成人事考勤管理系統(tǒng)的整個(gè)過(guò)程中出現(xiàn)很多的錯(cuò)誤,經(jīng)過(guò)多次的調(diào)試才使基本功能都能達(dá)到預(yù)期要求,并能在運(yùn)行環(huán)境的控制下有效運(yùn)行。查詢(xún)考勤明細(xì),并打印月考勤報(bào)表。 對(duì)職工基本錄入信息進(jìn)行打印。用戶登錄 時(shí),系統(tǒng)首先判斷用戶填寫(xiě)的用戶身份和用戶名是否匹配,若在“用戶登錄表”中查詢(xún)不到記錄,則提示錯(cuò)誤信息;若匹配,再驗(yàn)證密碼是否正確,正確的話,系統(tǒng)就將根據(jù)用戶身份所對(duì)應(yīng)的權(quán)限,將該用戶在本系統(tǒng)中有權(quán)使用的菜單項(xiàng)的屬性 Enables 設(shè)為 True,不能使用的菜單項(xiàng)設(shè)為 False,并進(jìn)入系統(tǒng)主界面。 基本資料設(shè)置界面如圖 所示: 圖 基本資料設(shè)置界面圖 第 4章 系統(tǒng)設(shè)計(jì) 20 用戶登錄模塊 用戶使用本系統(tǒng)時(shí),需要先輸入用戶信息,由系統(tǒng)對(duì)其進(jìn)行身份驗(yàn)證,從而將不同操作權(quán)限的用戶導(dǎo)入不同操作頁(yè)面。 基本資料設(shè)置模塊 該功能包括部門(mén)設(shè)置,職務(wù)設(shè)置,職稱(chēng)設(shè)置,文化程度設(shè)置,獎(jiǎng)懲設(shè)置,工資設(shè)置,考勤設(shè)置和假期設(shè)置等功能。 為了安全性 , 每個(gè)用戶都可隨時(shí)更改自己的口令 。加以添加使用人事考勤管理系統(tǒng)的用戶,并可以設(shè)置用戶的密碼、權(quán)限等。 可 根據(jù)多種條件打印工資明細(xì)。 考勤管理界面如圖 所示: 圖 考勤管理界面圖 工資管理模塊 該功能包括工資結(jié)算,工資查詢(xún)等,功能描述如下: 工資結(jié)算: 以結(jié)算時(shí)間為基準(zhǔn), 根椐考勤結(jié)果、工資結(jié)構(gòu)定義及其來(lái)源定義統(tǒng)計(jì)每個(gè)員工的應(yīng)得薪金。 如有上個(gè)時(shí)間段的數(shù)據(jù),需處理完考勤統(tǒng)計(jì)、工資統(tǒng)計(jì)等模塊并作好備份方能作此功能。 設(shè)置考勤時(shí)間段,作為考勤統(tǒng)計(jì)、工資統(tǒng)計(jì)的時(shí)間依據(jù)。 考勤管理模塊 考勤管理 包括考勤記錄,考勤統(tǒng)計(jì),考勤查詢(xún)等功能,功能描述出下: 考勤記錄: 是以考勤當(dāng)天的日期為基準(zhǔn),對(duì)職工的出勤、曠工、假期、加班等行為作記錄。 部門(mén) 模塊對(duì)各部門(mén)及其分級(jí)部門(mén)的資料進(jìn)行編號(hào)和錄入,并可根據(jù)實(shí)際情況進(jìn)行修改或刪除。當(dāng)用戶錄入職工時(shí),填寫(xiě)界面相對(duì)應(yīng)的要求即可。包括部門(mén)設(shè)置,職務(wù)設(shè)置,職稱(chēng)設(shè)置,文化程度設(shè)置,獎(jiǎng)懲設(shè)置,假期設(shè)置,工資設(shè)置和考勤設(shè)置。 包括添加用戶和修改密碼等。操作口令修改: 修改注冊(cè)口令 。 4 系統(tǒng)設(shè)置模塊: 本系統(tǒng)的安全權(quán)限控制 。 并能夠 根據(jù)多種條件打印工資明細(xì)。 包括考勤記錄,考勤統(tǒng)計(jì)和考勤查詢(xún)等。 2 考勤管理模塊: 設(shè)置考勤時(shí)間段,作為考勤統(tǒng)計(jì)、工資統(tǒng)計(jì)的時(shí)間依據(jù) 。 系統(tǒng)邏輯結(jié)構(gòu)圖 各個(gè)功能描述 1 人事管理模塊: 是一個(gè)詳細(xì)的人事資料檔案 ,也為 考勤管理 、 工資管理提供主要依據(jù)。 第 3章 系統(tǒng)結(jié)構(gòu)特性設(shè)計(jì) 9 第 3 章 數(shù)據(jù)庫(kù)設(shè)計(jì) 系統(tǒng)分析模型 數(shù)據(jù)庫(kù)關(guān)系結(jié)構(gòu) 圖 1 人事考勤管理系統(tǒng)涉及到以下幾個(gè)實(shí)體: 職工,職工工資,基本工資,獎(jiǎng)懲工資,加班工資,考勤記錄, 假期,出勤,曠工,加班 。 ? 安全性: SQL Server 2020 的安裝完全利用 Windows2020 的集成安全性,因而具有更高等級(jí)的默認(rèn)安全。 ? 綜合性分析服務(wù): Microsoft SQL Server 2020 中的分析服務(wù)就是原來(lái)的聯(lián)機(jī)分析處理( OLAP)服務(wù),其作用就是提供一個(gè)完整的、包含 OLAP 特性和數(shù)據(jù)挖掘功能的端到端分析平臺(tái)。 ? 提供 數(shù)據(jù)倉(cāng)儲(chǔ)聯(lián)盟: Microsoft 數(shù)據(jù)倉(cāng)儲(chǔ)聯(lián)盟為軟件開(kāi)發(fā)提供了完善的數(shù)據(jù)倉(cāng)儲(chǔ)軟件框架,該框架起到技術(shù)和市場(chǎng)營(yíng)銷(xiāo)路標(biāo)的作用。開(kāi)發(fā)人員只在生產(chǎn)系統(tǒng)中捕捉這些事 件并在測(cè)試系統(tǒng)中重演它們,就可以確定和排除故障。 系統(tǒng)的數(shù)據(jù)庫(kù)軟件選 擇