oracle數(shù)據(jù)庫(kù)課程設(shè)計(jì)——學(xué)生考勤系統(tǒng)的oracle實(shí)現(xiàn)畢業(yè)論文(編輯修改稿)
2025-07-25 08:49 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 ar(4)否課程性質(zhì)（11）班級(jí)表classes字段名數(shù)據(jù)類型可否為空鍵引用備注class_nochar(10)否主鍵課程編號(hào)class_namechar(20)否課程名稱classtea_nochar(5)否外鍵課程性質(zhì)（12）請(qǐng)假信息表qingjia字段名數(shù)據(jù)類型可否為空鍵引用備注idnumber否主鍵請(qǐng)假代號(hào)class_idchar(10)否外鍵班級(jí)代號(hào)stu_novarchar2 (20)否外鍵學(xué)生學(xué)號(hào)leave_reasonvarchar2 (200)否請(qǐng)假原因start_timedate否開(kāi)始時(shí)間end_timedate否結(jié)束時(shí)間day_numbernumber否請(qǐng)假天數(shù)qingjia_timedate否申請(qǐng)請(qǐng)假時(shí)間class_tea_idchar(5)否外鍵class_tea_sp_statuschar(10)否班主任審批狀態(tài)class_tea_sp_timedate否班主任審批時(shí)間coll_leader_sp_statuschar(10)否院系領(lǐng)導(dǎo)審批狀態(tài)coll_leader_idchar(5)否外鍵院系領(lǐng)導(dǎo)代號(hào)coll_leader_sp_timedate否院系領(lǐng)導(dǎo)審批時(shí)間備注：status 表示審批狀態(tài)：0為等待審批，1為同意請(qǐng)假，2為不同意請(qǐng)假。6數(shù)據(jù)庫(kù)表空間和表設(shè)計(jì)、設(shè)計(jì)表空間創(chuàng)建一般的字典管理類表空間，目的是為了方便利用SQL字典跟蹤磁盤(pán)的使用情況。使用如下命令創(chuàng)建表空間：create tablespace wandong_datadatafile ‘f:\Wandongdong\oracle\’ size 100Mdefault storage(initial 512K next 128K minextents 2 maxextents 999 pctincrease 0)online。、創(chuàng)建表創(chuàng)建系統(tǒng)管理員表admincreate table admin( admin_no char(5) not null, admin_name char(10) not null, admin_sex char(2) check (admin_sex=39。男39。 or admin_sex=39。女39。), admin_title char(20) not null, admin_password varchar(20) not null, constraint pk_admin primary key (admin_no))tablespace wandong_data。學(xué)生表studentcreate table student( stu_no char(10) not null, stu_name varchar(30) not null, stu_sex char(2) check (stu_sex=39。男39。 or stu_sex=39。女39。), stu_class char(5) references classes(class_no), stu_major number references major(major_id), stu_faculty number references faculty(faculty_id), constraint pk_student primary key(stu_no))tablespace wandong_data。院系表facultycreate table faculty( faculty_id number not null, faculty_name char(10) not null, constraint pk_faculty primary key (faculty_id))tablespace wandong_data。專業(yè)表majorcreate table major( major_id number not null, major_name char(10) not null, major_faculty number references faculty(faculty_id), constraint pk_major primary key (major_id))tablespace wandong_data。教師表teachercreate table teacher( tea_no char(10) not null, tea_name char(20) not null, tea_sex char(2) check (tea_sex=39。男39。 or tea_sex=39。女39。), tea_faculty number references faculty(faculty_id), constraint pk_teacher primary key (tea_no))tablespace wandong_data。班主任表classteachercreate table classteacher( classtea_no char(5) not null, classtea_name char(20) not null, classtea_sex char(2) check (classtea_sex=39。男39。 or classtea_sex=39。女39。), classtea_major number references major(major_id), classtea_faculty number references faculty(faculty_id), con
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