2020/11/21 刘一辰的JAVA随笔
今日目标:Mysql学习25
实验内容:
-- 20.查询所有学号为108.101的同学同年出生的所有学生的s_no,s_name和s_birthday
SELECT * FROM student WHERE YEAR(s_birthday) IN (SELECT YEAR(s_birthday) FROM student WHERE s_no IN('108','101'));
+------+--------+-------+---------------------+---------+
| s_no | s_name | s_sex | s_birthday | s_class |
+------+--------+-------+---------------------+---------+
| 101 | 曾华 | 男 | 1977-09-01 00:00:00 | 95033 |
| 102 | 匡明 | 男 | 1975-10-02 00:00:00 | 95031 |
| 105 | 王芳 | 女 | 1975-02-10 00:00:00 | 95031 |
| 108 | 张全蛋 | 男 | 1975-02-10 00:00:00 | 95031 |
+------+--------+-------+---------------------+---------+

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