+----+----------+----------+------+
| id | name | password | age |
+----+----------+----------+------+
| 2 | zhangsan | qwer | 43 |
+----+----------+----------+------+
注意:查出来是两行,不是一行。
+----+----------+----------+------+
| id | name | password | age |
+----+----------+----------+------+
| 2 | zhangsan | qwer | 43 |
+----+----------+----------+------+
注意:查出来是两行,不是一行。