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基于java的學(xué)生選課系統(tǒng)設(shè)計(jì)與實(shí)現(xiàn)-計(jì)算機(jī)專業(yè)畢業(yè)設(shè)計(jì)論文(文件)

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【正文】 列原則: 1)基本表的個(gè)數(shù)越少越好。 由于本身能力的局限性,所以做編寫的代碼,即使經(jīng)過反復(fù)檢查也難免出錯(cuò)所以在本階段力求使用有限的時(shí)間找出盡可能多的錯(cuò)誤,力求系統(tǒng)盡量正確。作為一個(gè)完整的系統(tǒng),聯(lián)機(jī)文檔是其中不可缺少的部分也是相當(dāng)重要的部分。 字段名 數(shù)據(jù)類型 長度 是否為空 是否主鍵 user_id char 10 不為空 主鍵 password charr 10 2.關(guān)系模型 第五章 數(shù)據(jù)庫的實(shí)施和維護(hù) 一.存儲(chǔ)過程設(shè)計(jì)某個(gè)老師所有學(xué)生 create proc allstudent1 某個(gè)老師所有學(xué)生 a char 10 as begin select , , from Stu_Table1 x,t_tab y,scroetable z,cou_tab t where and and and a end 2.成績錄入 create proc inputPerform1成績錄入?yún)?shù)是學(xué)生號(hào),課程名,成績 stuid char 10 , ame char 16 , crore char 2 as begin declare ab char 16 set ab select cou_id from cou_tab where cou_name ame update scroetable set score crore where stu_id stuid and cou_id ab end 3.插入教師授課表 use choose create proc insertteach1插入教師授課表參數(shù)是課程號(hào),用戶名,地點(diǎn) cou_id char 16 , user_id char 10 , di varchar 10 as begin insert into t_tab values cou_id,user_id,di end create proc AllCouse as begin select , , from Cou_ x,Tea_tab1 y,T_tab z where and end ,參數(shù)賬號(hào) create proc DeleteLogon id char 10 as begin delete from Logon where User_ID id end ,參數(shù)是學(xué)號(hào) create proc DeleteStudent id char 10 // as begin delete from Stu_Table1 where Stu_ID id end ,參數(shù)是教師號(hào) create proc DeleteTeacher id char 10 as begin delete from Tea_tab1 where Tea_ID id end ,參數(shù)是賬號(hào)和密碼 create proc InsertLogon id char 10 as begin insert into Logon values id,id end ,參數(shù)學(xué)生好,學(xué)生名,性別,生日,班級(jí) create proc InsertStudent user_id char 10 ,username char 10 ,sex char 2 ,birth datetime,class char 10 as begin insert into Stu_Table1 values user_id ,username,sex,birth,class end return ,參數(shù)教師號(hào),教師名,性別,生日,職位,院系 create proc InsertTeacher user_id char 10 ,username char 10 ,sex char 2 ,birth datetime,post char 10 ,department char 10 as begin insert into Tea_tab1 values user_id ,username,sex,birth,post,department end return ,參數(shù)是學(xué)生號(hào) create proc IsExistsStu id char 10 as begin select * from Stu_Table1 where Stu_ID id end ,參數(shù)是教師號(hào) create proc IsExistsTea id char 10 as begin select * from Tea_tab1 where Tea_ID id end create proc ProcAllStu as begin select * from Stu_Table1 end create proc ProcAllTea as begin select * from Tea_tab1 end ,參數(shù),賬號(hào)和密碼 create proc ProcLogon user_id char 16 ,password char 10 as begin select * from Logon where User_id user_id and Password password end return 16. 修改密碼參數(shù)賬號(hào),密碼 create proc ProcModify id char 10 ,password char 16 as begin update Logon set Password password where User_id id end ,參數(shù)是學(xué)生號(hào) create proc ProcStudent id char 10 as begin select * from Stu_Table1 where Stu_ID id end ,參數(shù)是課程號(hào),學(xué)號(hào),空值 create proc SelectCourse1 id char 10 ,cou_id char 16 as begin insert into S_table values cou_id,id,null end 19查看某個(gè)學(xué)生的成績,參數(shù)是學(xué)生號(hào) create proc SelectedCourse id char 10 as begin select * from S_table where id Stu_ID end 20. 查 看 某 個(gè) 學(xué) 生 已 選 課 的 成 績 , 參 數(shù) , 學(xué) 生 號(hào) create proc SelectedCou_Num id char 10 as begin select COUNT * from S_table where Stu_ID id end ,參數(shù),學(xué)生號(hào) create proc SelectedDetail id char 10 as begin select , , from Cou
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