mysql字符串替换简单介绍
利用update与replace进行替换mysql中指定字符串了,有需要的朋友可参考。
说明:
table_name —— 表的名字
field_name —— 字段名
from_str —— 需要替换的字符串
to_str —— 替换成的字符串
例1
代码如下 | 复制代码 |
UPDATE `table_name` SET `field_name` = replace (`field_name`,'from_str','to_str') WHERE `field_name` LIKE '%from_str%' |
例2
比如你要将 表 tb1里面的 f1字段的abc替换为def
代码如下 | 复制代码 |
UPDATE tb1 SET f1=REPLACE(f1, 'abc', 'def'); |
用法1.
代码如下 | 复制代码 |
replace intoreplace into table (id,name) values(‘1‘,‘aa‘),(‘2‘,‘bb‘) |
此语句的作用是向表table中插入两条记录。

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