mysql教程：模糊查询之like

模糊查询的条件不能用'='，要使用like。
案例代码如下：

1. mysql> select * from stu where stuname like 'T_m';
   
2. +--------+---------+--------+--------+---------+------------+------+------+
   
3. | stuNo  | stuName | stuSex | stuAge | stuSeat | stuAddress | ch   | math |
   
4. +--------+---------+--------+--------+---------+------------+------+------+
   
5. | s25320 | Tom     | 男       |     24 |       8 | 北京           |   65 |   67 |
   
6. +--------+---------+--------+--------+---------+------------+------+------+
   
7. 1 row in set (0.00 sec)
   
8. 
   
9. -- 查询姓张的学生
   
10. mysql> select * from stu where stuname like '张%';
    
11. +--------+---------+--------+--------+---------+------------+------+------+
    
12. | stuNo  | stuName | stuSex | stuAge | stuSeat | stuAddress | ch   | math |
    
13. +--------+---------+--------+--------+---------+------------+------+------+
    
14. | s25301 | 张秋丽   | 男     |     18 |       1 | 北京        |   80 | NULL |
    
15. +--------+---------+--------+--------+---------+------------+------+------+
    
16. 1 row in set (0.00 sec)

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