MySQL DATE类型

mysql> use test;
Database changed
mysql> create table teacher(birthday DATE);
Query OK, 0 rows affected (0.24 sec)

mysql> desc teacher;
+----------+------+------+-----+---------+-------+
| Field    | Type | Null | Key | Default | Extra |
+----------+------+------+-----+---------+-------+
| birthday | date | YES  |     | NULL    |       |
+----------+------+------+-----+---------+-------+
1 row in set (0.87 sec)

# 以'-'作为分隔符
mysql> insert into teacher values('1972-09-23');
Query OK, 1 row affected (0.07 sec)

# 以'@'作为分隔符
mysql> insert into teacher values('1981@4@12');
Query OK, 1 row affected (0.05 sec)

# 以'/'作为分隔符
mysql> insert into teacher values('1987/8/17');
Query OK, 1 row affected (0.00 sec)

mysql> insert into teacher values(20080808);
Query OK, 1 row affected (0.04 sec)

mysql> select * from teacher;
+------------+
| birthday   |
+------------+
| 1972-09-23 |
| 1981-04-12 |
| 1987-08-17 |
| 2008-08-08 |
+------------+
4 rows in set (0.00 sec)

mysql>