学生表
mysql> select * from class;
+-----+--------------+
| cid | caption |
+-----+--------------+
| 1 | 三年二班 |
| 2 | 一年三班 |
| 3 | 三年一班 |
| 4 | 三年四班 |
+-----+--------------+
4 rows in set (0.00 sec)
学生表
mysql> select * from student;
+-----+-----------+--------+----------+
| sid | sname | gender | class_id |
+-----+-----------+--------+----------+
| 1 | 钢蛋 | 女 | 1 |
| 2 | 铁睡 | 女 | 3 |
| 3 | 山炮 | 男 | 2 |
| 4 | 张三 | 女 | 1 |
| 5 | 李四 | 女 | 2 |
| 6 | 张兰兰 | 女 | 4 |
| 7 | 王二 | 男 | 1 |
+-----+-----------+--------+----------+
7 rows in set (0.00 sec)
老师表
mysql> select * from teacher;
+-----+-----------+
| tid | tname |
+-----+-----------+
| 1 | 波多 |
| 2 | 苍空 |
| 3 | 饭岛 |
| 4 | 刘小雅 |
| 5 | 李湘婷 |
| 6 | 李施 |
| 7 | 李强 |
| 8 | 孙贵 |
| 9 | 叶平 |
+-----+-----------+
9 rows in set (0.00 sec)
课程表
mysql> select * from course;
+-----+--------+-----------+
| cid | cname | tearch_id |
+-----+--------+-----------+
| 1 | 生物 | 1 |
| 2 | 体育 | 1 |
| 3 | 物理 | 2 |
| 4 | 生物 | 1 |
| 5 | 体育 | 5 |
| 6 | 物理 | 4 |
| 7 | 语文 | 2 |
| 8 | 英语 | 3 |
| 9 | 生物 | 4 |
| 10 | 体育 | 6 |
| 11 | 物理 | 8 |
| 12 | 语文 | 6 |
| 13 | 英语 | 7 |
+-----+--------+-----------+
13 rows in set (0.00 sec)
成绩表
mysql> select * from score;
+-----+------------+----------+--------+
| sid | student_id | corse_id | number |
+-----+------------+----------+--------+
| 1 | 1 | 1 | 60 |
| 2 | 1 | 2 | 59 |
| 3 | 2 | 2 | 100 |
| 4 | 2 | 1 | 77 |
| 5 | 2 | 2 | 47 |
| 6 | 2 | 3 | 89 |
| 7 | 2 | 4 | 76 |
| 8 | 2 | 5 | 38 |
| 9 | 3 | 1 | 100 |
| 10 | 3 | 2 | 84 |
| 11 | 3 | 3 | 66 |
| 12 | 3 | 4 | 58 |
| 13 | 3 | 5 | 75 |
+-----+------------+----------+--------+
13 rows in set (0.00 sec)