php - mysql中的PHP正则表达式检查名称是否包含重音字母和名称长度大于5

Question

如何为以下场景编写带有正则表达式的查询。

id name
1  Müllere
2  Kees
3  Hernández
4  Björn

上面给出的是我的 MySQL 表。我想得到结果，名称包含重音字母且名称长度大于 5

Answer 1

试试这个查询：

Select * from test where Length(name) > '5' and name REGEXP '[accentedcharacters]+';

Answer 2

WHERE length(name) > 5 and name REGEXP '[accentedcharacters]+' 

但是，我不确定重音字符的 mysql REGEXP

[1] http://dev.mysql.com/doc/refman/5.0/en/regexp.html

Answer 3

SELECT * FROM letters
+--------+
| letter |
+--------+
| '      |
| -      |
| a      |
| b      |
| c      |
| d      |
| e      |
| f      |
| g      |
| h      |
| i      |
| j      |
| k      |
| l      |
| m      |
| n      |
| o      |
| p      |
| q      |
| r      |
| s      |
| t      |
| u      |
| v      |
| w      |
| x      |
| y      |
| z      |
| å      |
| ä      |
| ö      |
| ÿ      |
+--------+

SELECT *
  FROM letters
 WHERE letter NOT REGEXP '[a-z\'|A-Z\-]';
+--------+
| letter |
+--------+
| å      |
| ä      |
| ö      |
| ÿ      |
+--------+