【文件属性】:
文件名称:pb学生成绩管理系统
文件大小:1.03MB
文件格式:RAR
更新时间:2014-07-13 13:40:50
pb
if exists(select 1 from sys.sysforeignkey where role='FK_CHOOSE_C_CHOOSE_CO_COURSES') then
alter table choose_course
delete foreign key FK_CHOOSE_C_CHOOSE_CO_COURSES
end if;
if exists(select 1 from sys.sysforeignkey where role='FK_CHOOSE_C_CHOOSE_CO_STUDENT') then
alter table choose_course
delete foreign key FK_CHOOSE_C_CHOOSE_CO_STUDENT
end if;
if exists(select 1 from sys.sysforeignkey where role='FK_STUDENT_HAVE_STUD_SCHOOL') then
alter table student
delete foreign key FK_STUDENT_HAVE_STUD_SCHOOL
end if;
if exists(select 1 from sys.sysforeignkey where role='FK_TEACH_TE_TEACH_TEA_COURSES') then
alter table teach_teachers
delete foreign key FK_TEACH_TE_TEACH_TEA_COURSES
end if;
if exists(select 1 from sys.sysforeignkey where role='FK_TEACH_TE_TEACH_TEA_TEACHER') then
alter table teach_teachers
delete foreign key FK_TEACH_TE_TEACH_TEA_TEACHER
end if;
if exists(select 1 from sys.sysforeignkey where role='FK_TEACHER_HAVE_TEAC_SCHOOL') then
alter table teacher
delete foreign key FK_TEACHER_HAVE_TEAC_SCHOOL
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='choose_course2_FK'
and t.table_name='choose_course'
) then
drop index choose_course.choose_course2_FK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='choose_course_FK'
and t.table_name='choose_course'
) then
drop index choose_course.choose_course_FK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='choose_course_PK'
and t.table_name='choose_course'
) then
drop index choose_course.choose_course_PK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='courses_PK'
and t.table_name='courses'
) then
drop index courses.courses_PK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='school_PK'
and t.table_name='school'
) then
drop index school.school_PK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='have_student_FK'
and t.table_name='student'
) then
drop index student.have_student_FK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='student_PK'
and t.table_name='student'
) then
drop index student.student_PK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='teach_teachers2_FK'
and t.table_name='teach_teachers'
) then
drop index teach_teachers.teach_teachers2_FK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='teach_teachers_FK'
and t.table_name='teach_teachers'
) then
drop index teach_teachers.teach_teachers_FK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='teach_teachers_PK'
and t.table_name='teach_teachers'
) then
drop index teach_teachers.teach_teachers_PK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='have_teacher_FK'
and t.table_name='teacher'
) then
drop index teacher.have_teacher_FK
end if;
if exists(
select 1 from sys.sysindex i, sys.systable t
where i.table_id=t.table_id
and i.index_name='teacher_PK'
and t.table_name='teacher'
) then
drop index teacher.teacher_PK
end if;
if exists(
select 1 from sys.systable
where table_name='choose_course'
and table_type='BASE'
) then
drop table choose_course
end if;
if exists(
select 1 from sys.systable
where table_name='courses'
and table_type='BASE'
) then
drop table courses
end if;
if exists(
select 1 from sys.systable
where table_name='school'
and table_type='BASE'
) then
drop table school
end if;
if exists(
select 1 from sys.systable
where table_name='student'
and table_type='BASE'
) then
drop table student
end if;
if exists(
select 1 from sys.systable
where table_name='teach_teachers'
and table_type='BASE'
) then
drop table teach_teachers
end if;
if exists(
select 1 from sys.systable
where table_name='teacher'
and table_type='BASE'
) then
drop table teacher
end if;
/*==============================================================*/
/* Table: choose_course */
/*==============================================================*/
create table choose_course
(
course_id varchar(16) not null,
student_id varchar(16) not null,
score decimal(5,2),
primary key (course_id, student_id)
);
/*==============================================================*/
/* Index: choose_course_PK */
/*==============================================================*/
create unique index choose_course_PK on choose_course (
course_id ASC,
student_id ASC
);
/*==============================================================*/
/* Index: choose_course_FK */
/*==============================================================*/
create index choose_course_FK on choose_course (
course_id ASC
);
/*==============================================================*/
/* Index: choose_course2_FK */
/*==============================================================*/
create index choose_course2_FK on choose_course (
student_id ASC
);
/*==============================================================*/
/* Table: courses */
/*==============================================================*/
create table courses
(
course_id varchar(16) not null,
course_name varchar(32),
course_content varchar(255),
course_book varchar(64),
primary key (course_id)
);
/*==============================================================*/
/* Index: courses_PK */
/*==============================================================*/
create unique index courses_PK on courses (
course_id ASC
);
/*==============================================================*/
/* Table: school */
/*==============================================================*/
create table school
(
school_id varchar(16) not null,
school_sname varchar(32) not null,
school_fname varchar(255),
school_admin varchar(16),
school_jl varchar(255),
primary key (school_id)
);
/*==============================================================*/
/* Index: school_PK */
/*==============================================================*/
create unique index school_PK on school (
school_id ASC
);
/*==============================================================*/
/* Table: student */
/*==============================================================*/
create table student
(
student_id varchar(16) not null,
school_id varchar(16),
student_name varchar(16) not null,
student_sex varchar(2) not null,
student_birth date,
student_party varchar(16),
student_from varchar(32),
student_addr varchar(64),
student_tel varchar(32),
student_head varchar(32),
student_detail varchar(255),
student_photo long binary,
primary key (student_id)
);
/*==============================================================*/
/* Index: student_PK */
/*==============================================================*/
create unique index student_PK on student (
student_id ASC
);
/*==============================================================*/
/* Index: have_student_FK */
/*==============================================================*/
create index have_student_FK on student (
school_id ASC
);
/*==============================================================*/
/* Table: teach_teachers */
/*==============================================================*/
create table teach_teachers
(
course_id varchar(16) not null,
teacher_id varchar(16) not null,
primary key (course_id, teacher_id)
);
/*==============================================================*/
/* Index: teach_teachers_PK */
/*==============================================================*/
create unique index teach_teachers_PK on teach_teachers (
course_id ASC,
teacher_id ASC
);
/*==============================================================*/
/* Index: teach_teachers_FK */
/*==============================================================*/
create index teach_teachers_FK on teach_teachers (
course_id ASC
);
/*==============================================================*/
/* Index: teach_teachers2_FK */
/*==============================================================*/
create index teach_teachers2_FK on teach_teachers (
teacher_id ASC
);
/*==============================================================*/
/* Table: teacher */
/*==============================================================*/
create table teacher
(
teacher_id varchar(16) not null,
school_id varchar(16),
teacher_name varchar(16) not null,
teacher_sex varchar(2),
teacher_birth date,
teacher_level varchar(16),
teacher_duty varchar(16),
teacher_addr varchar(64),
teacher_tel varchar(32),
primary key (teacher_id)
);
/*==============================================================*/
/* Index: teacher_PK */
/*==============================================================*/
create unique index teacher_PK on teacher (
teacher_id ASC
);
/*==============================================================*/
/* Index: have_teacher_FK */
/*==============================================================*/
create index have_teacher_FK on teacher (
school_id ASC
);
alter table choose_course
add foreign key FK_CHOOSE_C_CHOOSE_CO_COURSES (course_id)
references courses (course_id)
on update restrict
on delete restrict;
alter table choose_course
add foreign key FK_CHOOSE_C_CHOOSE_CO_STUDENT (student_id)
references student (student_id)
on update restrict
on delete restrict;
alter table student
add foreign key FK_STUDENT_HAVE_STUD_SCHOOL (school_id)
references school (school_id)
on update restrict
on delete restrict;
alter table teach_teachers
add foreign key FK_TEACH_TE_TEACH_TEA_COURSES (course_id)
references courses (course_id)
on update restrict
on delete restrict;
alter table teach_teachers
add foreign key FK_TEACH_TE_TEACH_TEA_TEACHER (teacher_id)
references teacher (teacher_id)
on update restrict
on delete restrict;
alter table teacher
add foreign key FK_TEACHER_HAVE_TEAC_SCHOOL (school_id)
references school (school_id)
on update restrict
on delete restrict;
【文件预览】:
student.pbt
附录A 源代码的使用方法.doc
student.db
student.pbw
student.pbl
create_db.sql
网友评论
- 还行,挺好用的
- 很好 很强大 功能 实现的很好
- 很好 很强大 功能 实现的很好
- 弄了半天,还是弄不出来,好像文件不全
- 你的数据库文件在哪儿呢?
- 为啥不能做成自连接的啊,费力半天连接不上!
- 数据库目录为中文?果断连不上