更新 mysql.sql

mysql.sql

@@ -1,14 +1,13 @@
 CREATE TABLE user
 (
-    user_id      INT AUTO_INCREMENT PRIMARY KEY,
+    user_id  INT AUTO_INCREMENT PRIMARY KEY,
-    nickname     VARCHAR(50)  NOT NULL,
+    name     VARCHAR(50)  NOT NULL,
-    phone_number VARCHAR(15)  NOT NULL UNIQUE,
+    number   VARCHAR(15)  NOT NULL UNIQUE,
-    password     VARCHAR(255) NOT NULL,
+    password VARCHAR(255) NOT NULL,
-    identity     ENUM('teacher', 'student') NOT NULL,
+    status   BOOLEAN      NOT NULL
-    status       BOOLEAN      NOT NULL
 );
 
-INSERT INTO user (nickname, phone_number, password, identity, status)
+INSERT INTO user (name, number, password, identity, status)
 VALUES ('学生', '1', '$2b$12$okY88GrzlUHb/Ox1ENwtqeBUnE0bgMOCPy.UKmFaTnu3El7EYX8Em', 'student', TRUE),
        ('老师', '2', '$2b$12$okY88GrzlUHb/Ox1ENwtqeBUnE0bgMOCPy.UKmFaTnu3El7EYX8Em', 'teacher', TRUE);
 
@@ -93,74 +92,59 @@ CREATE TABLE attendance_records
 );
 
 
-CREATE TABLE class
+CREATE TABLE major
 (
-    class_id   INT AUTO_INCREMENT PRIMARY KEY,
+    id       INT AUTO_INCREMENT,
-    class_name VARCHAR(255) NOT NULL,
+    major_id INT NOT NULL,
-    major      VARCHAR(255)
+    major    VARCHAR(255)
 );
 
-INSERT INTO class(class_name, major)
+INSERT INTO major(major_id,major)
-values ('2023级一班', '计算机科学与技术'),
+values (000, '计算机科学与技术'),
-       ('2023级二班', '电子工程'),
+       (001, '电子工程'),
-       ('2023级三班', '经济学'),
+       (002, '经济学'),
-       ('2023级四班', '生物学');
+       (003, '生物学');
 
-CREATE TABLE students
+CREATE TABLE student
 (
     student_id     INT AUTO_INCREMENT PRIMARY KEY,
-    student_number VARCHAR(20)  NOT NULL,
+    user_id        INT          NOT NULL,
+    student_number VARCHAR(20)  NOT NULL UNIQUE,
     student_name   VARCHAR(255) NOT NULL,
-    class_id       INT,
+    class_name     VARCHAR(20)  NOT NULL,
-    FOREIGN KEY (class_id) REFERENCES class (class_id)
+    major_id       INT          NOT NULL,
+    FOREIGN KEY (user_id) REFERENCES user (user_id),
+    FOREIGN KEY (major_id) REFERENCES major (major_id)
 );
 
-INSERT INTO student (student_name, student_number, class_id)
+INSERT INTO student (user_id, student_number, student_name, class_id)
-VALUES ('王伟', 202300001000, 1);
+VALUES (5,'王伟', 202300001000, 1),
-INSERT INTO student (student_name, student_number, class_id)
+       (6,'李娜', 202300001001, 1),
-VALUES ('李娜', 202300001001, 1);
+       (7,'张伟', 202300001002, 1),
-INSERT INTO student (student_name, student_number, class_id)
+       (8,'刘洋', 202300001003, 1),
-VALUES ('张伟', 202300001002, 1);
+       (9,'陈敏', 202300001004, 1),
-INSERT INTO student (student_name, student_number, class_id)
+       (10,'杨静', 202300001005, 2),
-VALUES ('刘洋', 202300001003, 1);
+       (11,'赵媛媛', 202300001006, 2),
-INSERT INTO student (student_name, student_number, class_id)
+       (12,'黄进', 202300001007, 2),
-VALUES ('陈敏', 202300001004, 1);
+       (13,'周杰', 202300001008, 2),
-INSERT INTO student (student_name, student_number, class_id)
+       (14,'吴琳', 202300001009, 2),
-VALUES ('杨静', 202300001005, 2);
+       (15,'徐涛', 202300001010, 3),
-INSERT INTO student (student_name, student_number, class_id)
+       (16,'孙怡', 202300001011, 3),
-VALUES ('赵媛媛', 202300001006, 2);
+       (17,'朱元璋', 202300001012, 3),
-INSERT INTO student (student_name, student_number, class_id)
+       (18,'马云', 202300001013, 3),
-VALUES ('黄进', 202300001007, 2);
+       (19,'胡雪', 202300001014, 3),
-INSERT INTO student (student_name, student_number, class_id)
+       (20,'郭敬明', 202300001015, 4),
-VALUES ('周杰', 202300001008, 2);
+       (21,'林芳', 202300001016, 4),
-INSERT INTO student (student_name, student_number, class_id)
+       (22,'段誉', 202300001017, 4),
-VALUES ('吴琳', 202300001009, 2);
+       (23,'曹操', 202300001018, 4),
-INSERT INTO student (student_name, student_number, class_id)
+       (24,'刘备', 202300001019, 4);
-VALUES ('徐涛', 202300001010, 3);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('孙怡', 202300001011, 3);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('朱元璋', 202300001012, 3);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('马云', 202300001013, 3);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('胡雪', 202300001014, 3);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('郭敬明', 202300001015, 4);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('林芳', 202300001016, 4);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('段誉', 202300001017, 4);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('曹操', 202300001018, 4);
-INSERT INTO student (student_name, student_number, class_id)
-VALUES ('刘备', 202300001019, 4);
 
 CREATE TABLE teacher
 (
-    teacher_id INT AUTO_INCREMENT,
+    teacher_id     INT AUTO_INCREMENT,
-    name       VARCHAR(100) NOT NULL,
+    name           VARCHAR(100) NOT NULL,
-    user_id    INT,
+    user_id        INT,
+    teacher_number VARCHAR(20)  NOT NULL UNIQUE,
     PRIMARY KEY (teacher_id),
     FOREIGN KEY (user_id) REFERENCES user (user_id)
 );
@@ -244,4 +228,3 @@ VALUES ('一、二节', '08:00:00', '09:30:00'),
        ('七、八节', '16:30:00', '18:00:00');
 
 
-