teachmanger |
-
answer
-
course
-
homework
-
manger
-
stucourse
-
student
-
teacher
-
teacourse
-
video
answer |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
stuid |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
学生学号 |
homeworkid |
int(4) unsigned |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
作业编号 |
score |
int(3) |
(NULL) |
YES |
|
(NULL) |
|
select,insert,update,references |
分数 |
answerfile |
longblob |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
答案文件 |
submittime |
datetime |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
提交时间 |
Indexes |
Back
course |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
courseid |
int(4) unsigned |
(NULL) |
NO |
PRI |
(NULL) |
auto_increment |
select,insert,update,references |
课程编号 |
coursename |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
课程名 |
coursenumber |
int(4) |
(NULL) |
NO |
|
0 |
|
select,insert,update,references |
已选课人数 |
courselimit |
int(4) |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
课程限选人数 |
courseday |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
课程星期 |
coursetime |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
课程时间段 |
courseroom |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
课程教室 |
coursekind |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
课程种类 |
Indexes |
Table | Non unique |
Key name |
Seq in index |
Column name |
Collation | Cardinality | Sub part |
Packed | Null | Index type |
Comment | Index comment |
course |
0 |
PRIMARY |
1 |
courseid |
A |
130 |
(NULL) |
(NULL) |
|
BTREE |
|
|
Back
homework |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
homeworkid |
int(4) unsigned |
(NULL) |
NO |
PRI |
(NULL) |
auto_increment |
select,insert,update,references |
作业编号 |
courseid |
int(4) unsigned |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
课程编号 |
startline |
date |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
作业开始时间 |
endline |
date |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
作业结束时间 |
homeworkrequest |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
作业要求 |
homeworkfile |
longblob |
(NULL) |
YES |
|
(NULL) |
|
select,insert,update,references |
作业文件 |
Indexes |
Table | Non unique |
Key name |
Seq in index |
Column name |
Collation | Cardinality | Sub part |
Packed | Null | Index type |
Comment | Index comment |
homework |
0 |
PRIMARY |
1 |
homeworkid |
A |
1 |
(NULL) |
(NULL) |
|
BTREE |
|
|
Back
manger |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
mangerid |
varchar(255) |
utf8_general_ci |
NO |
PRI |
(NULL) |
|
select,insert,update,references |
管理员ID |
mangerpwd |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
管理员密码 |
Indexes |
Table | Non unique |
Key name |
Seq in index |
Column name |
Collation | Cardinality | Sub part |
Packed | Null | Index type |
Comment | Index comment |
manger |
0 |
PRIMARY |
1 |
mangerid |
A |
0 |
(NULL) |
(NULL) |
|
BTREE |
|
|
Back
stucourse |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
stuid |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
学生学号 |
courseid |
int(4) |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
课程编号 |
coursescore |
int(3) |
(NULL) |
NO |
|
-1 |
|
select,insert,update,references |
课程分数 |
Indexes |
Back
student |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
stuid |
varchar(255) |
utf8_general_ci |
NO |
PRI |
(NULL) |
|
select,insert,update,references |
学号 |
stupwd |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
密码 |
stuname |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
姓名 |
stusex |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
性别 |
sturace |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
民族 |
stuorigin |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
籍贯 |
stuenrollment |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
入学年 |
stucollege |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
学院 |
stumajor |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
专业 |
stuclass |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
班级 |
stuphone |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
电话 |
stuphoto |
longblob |
(NULL) |
YES |
|
(NULL) |
|
select,insert,update,references |
照片 |
stustate |
tinyint(1) |
(NULL) |
NO |
|
0 |
|
select,insert,update,references |
账号是否激活 |
Indexes |
Table | Non unique |
Key name |
Seq in index |
Column name |
Collation | Cardinality | Sub part |
Packed | Null | Index type |
Comment | Index comment |
student |
0 |
PRIMARY |
1 |
stuid |
A |
28 |
(NULL) |
(NULL) |
|
BTREE |
|
|
Back
teacher |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
teaid |
varchar(255) |
utf8_general_ci |
NO |
PRI |
(NULL) |
|
select,insert,update,references |
老师工号 |
teapwd |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
密码 |
teaname |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
姓名 |
teasex |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
性别 |
tearace |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
民族 |
teaorigin |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
籍贯 |
teacollege |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
学院 |
teapost |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
职位 |
teagraduation |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
毕业学校 |
teadegree |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
学位 |
teaphone |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
电话 |
teaphoto |
longblob |
(NULL) |
YES |
|
(NULL) |
|
select,insert,update,references |
照片 |
teastate |
tinyint(1) |
(NULL) |
NO |
|
0 |
|
select,insert,update,references |
账号是否被激活 |
Indexes |
Table | Non unique |
Key name |
Seq in index |
Column name |
Collation | Cardinality | Sub part |
Packed | Null | Index type |
Comment | Index comment |
teacher |
0 |
PRIMARY |
1 |
teaid |
A |
30 |
(NULL) |
(NULL) |
|
BTREE |
|
|
Back
teacourse |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
teaid |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
老师工号 |
courseid |
int(4) |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
课程号 |
Indexes |
Back
video |   |
Fields |
Field | Type | Collation | Null | Key | Default | Extra | Privileges | Comment |
videoid |
int(4) unsigned |
(NULL) |
NO |
PRI |
(NULL) |
auto_increment |
select,insert,update,references |
视频编号 |
courseid |
int(4) unsigned |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
课程编号 |
videoname |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
视频标题 |
videointroducation |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
视频简介 |
videocover |
longblob |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
视频封面 |
videofile |
varchar(255) |
utf8_general_ci |
NO |
|
(NULL) |
|
select,insert,update,references |
视频文件 |
videotime |
date |
(NULL) |
NO |
|
(NULL) |
|
select,insert,update,references |
上传时间 |
Indexes |
Table | Non unique |
Key name |
Seq in index |
Column name |
Collation | Cardinality | Sub part |
Packed | Null | Index type |
Comment | Index comment |
video |
0 |
PRIMARY |
1 |
videoid |
A |
0 |
(NULL) |
(NULL) |
|
BTREE |
|
|
Back
CREATE TABLE `answer` (
`stuid` varchar(255) NOT NULL COMMENT '学生学号',
`homeworkid` int(4) unsigned NOT NULL COMMENT '作业编号',
`score` int(3) DEFAULT NULL COMMENT '分数',
`answerfile` longblob NOT NULL COMMENT '答案文件',
`submittime` datetime NOT NULL COMMENT '提交时间'
) ENGINE=InnoDB DEFAULT CHARSET=utf8
CREATE TABLE `course` (
`courseid` int(4) unsigned NOT NULL AUTO_INCREMENT COMMENT '课程编号',
`coursename` varchar(255) NOT NULL COMMENT '课程名',
`coursenumber` int(4) NOT NULL DEFAULT '0' COMMENT '已选课人数',
`courselimit` int(4) NOT NULL COMMENT '课程限选人数',
`courseday` varchar(255) NOT NULL COMMENT '课程星期',
`coursetime` varchar(255) NOT NULL COMMENT '课程时间段',
`courseroom` varchar(255) NOT NULL COMMENT '课程教室',
`coursekind` varchar(255) NOT NULL COMMENT '课程种类',
PRIMARY KEY (`courseid`)
) ENGINE=InnoDB AUTO_INCREMENT=131 DEFAULT CHARSET=utf8
CREATE TABLE `homework` (
`homeworkid` int(4) unsigned NOT NULL AUTO_INCREMENT COMMENT '作业编号',
`courseid` int(4) unsigned NOT NULL COMMENT '课程编号',
`startline` date NOT NULL COMMENT '作业开始时间',
`endline` date NOT NULL COMMENT '作业结束时间',
`homeworkrequest` varchar(255) NOT NULL COMMENT '作业要求',
`homeworkfile` longblob COMMENT '作业文件',
PRIMARY KEY (`homeworkid`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8
CREATE TABLE `manger` (
`mangerid` varchar(255) NOT NULL COMMENT '管理员ID',
`mangerpwd` varchar(255) NOT NULL COMMENT '管理员密码',
PRIMARY KEY (`mangerid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8
CREATE TABLE `stucourse` (
`stuid` varchar(255) NOT NULL COMMENT '学生学号',
`courseid` int(4) NOT NULL COMMENT '课程编号',
`coursescore` int(3) NOT NULL DEFAULT '-1' COMMENT '课程分数'
) ENGINE=InnoDB DEFAULT CHARSET=utf8
CREATE TABLE `student` (
`stuid` varchar(255) NOT NULL COMMENT '学号',
`stupwd` varchar(255) NOT NULL COMMENT '密码',
`stuname` varchar(255) NOT NULL COMMENT '姓名',
`stusex` varchar(255) NOT NULL COMMENT '性别',
`sturace` varchar(255) NOT NULL COMMENT '民族',
`stuorigin` varchar(255) NOT NULL COMMENT '籍贯',
`stuenrollment` varchar(255) NOT NULL COMMENT '入学年',
`stucollege` varchar(255) NOT NULL COMMENT '学院',
`stumajor` varchar(255) NOT NULL COMMENT '专业',
`stuclass` varchar(255) NOT NULL COMMENT '班级',
`stuphone` varchar(255) NOT NULL COMMENT '电话',
`stuphoto` longblob COMMENT '照片',
`stustate` tinyint(1) NOT NULL DEFAULT '0' COMMENT '账号是否激活',
PRIMARY KEY (`stuid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8
CREATE TABLE `teacher` (
`teaid` varchar(255) NOT NULL COMMENT '老师工号',
`teapwd` varchar(255) NOT NULL COMMENT '密码',
`teaname` varchar(255) NOT NULL COMMENT '姓名',
`teasex` varchar(255) NOT NULL COMMENT '性别',
`tearace` varchar(255) NOT NULL COMMENT '民族',
`teaorigin` varchar(255) NOT NULL COMMENT '籍贯',
`teacollege` varchar(255) NOT NULL COMMENT '学院',
`teapost` varchar(255) NOT NULL COMMENT '职位',
`teagraduation` varchar(255) NOT NULL COMMENT '毕业学校',
`teadegree` varchar(255) NOT NULL COMMENT '学位',
`teaphone` varchar(255) NOT NULL COMMENT '电话',
`teaphoto` longblob COMMENT '照片',
`teastate` tinyint(1) NOT NULL DEFAULT '0' COMMENT '账号是否被激活',
PRIMARY KEY (`teaid`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8
CREATE TABLE `teacourse` (
`teaid` varchar(255) NOT NULL COMMENT '老师工号',
`courseid` int(4) NOT NULL COMMENT '课程号'
) ENGINE=InnoDB DEFAULT CHARSET=utf8
CREATE TABLE `video` (
`videoid` int(4) unsigned NOT NULL AUTO_INCREMENT COMMENT '视频编号',
`courseid` int(4) unsigned NOT NULL COMMENT '课程编号',
`videoname` varchar(255) NOT NULL COMMENT '视频标题',
`videointroducation` varchar(255) NOT NULL COMMENT '视频简介',
`videocover` longblob NOT NULL COMMENT '视频封面',
`videofile` varchar(255) NOT NULL COMMENT '视频文件',
`videotime` date NOT NULL COMMENT '上传时间',
PRIMARY KEY (`videoid`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8
标签:COMMENT,insert,varchar,数据库,references,结构,NULL,255 From: https://www.cnblogs.com/liyiyang/p/17470961.html