MySQL REGEXP关键字

mysql> select * from student;
+------+------+-----------+
| age  | name | address   |
+------+------+-----------+
|   12 | Jack | BeiJing   |
|   19 | Mike | TianJin   |
|   21 | Rose | ZhuHai    |
|   23 | Ann  | ShangHai  |
|   27 | Alis | ShenZhen  |
|   55 | Make | GuangZhou |
+------+------+-----------+
6 rows in set (0.00 sec)

mysql>

# regexp关键字，查找含有“A开头”的name 
mysql> select name, name regexp '^A' from student;

+------+------------------+

| name | name regexp '^A' |

+------+------------------+

| Jack |                0 |

| Mike |                0 |

| Rose |                0 |

| Ann  |                1 |

| Alis |                1 |

| Make |                0 |

+------+------------------+

6 rows in set (0.07 sec)


# regexp关键字，查找含有“i结尾”的address

mysql> select address, address regexp 'i$' from student;

+-----------+---------------------+

| address   | address regexp 'i$' |

+-----------+---------------------+

| BeiJing   |                   0 |

| TianJin   |                   0 |

| ZhuHai    |                   1 |

| ShangHai  |                   1 |

| ShenZhen  |                   0 |

| GuangZhou |                   0 |

+-----------+---------------------+

6 rows in set (0.00 sec)


# regexp关键字，查找含有“i”的address mysql> select address, address regexp 'i' from student;

+-----------+--------------------+

| address   | address regexp 'i' |

+-----------+--------------------+

| BeiJing   |                  1 |

| TianJin   |                  1 |

| ZhuHai    |                  1 |

| ShangHai  |                  1 |

| ShenZhen  |                  0 |

| GuangZhou |                  0 |

+-----------+--------------------+

6 rows in set (0.00 sec)



mysql>