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Home > Database > Mysql Tutorial > Json_encode过的字段值在mysql中模糊查询不出来的原因及解决办法_MySQL

Json_encode过的字段值在mysql中模糊查询不出来的原因及解决办法_MySQL

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Release： 2016-06-01 13:17:54
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bitsCN.com 在项目中，有需求需要对一个text类型的大字段进行搜索，结果发现一个比较有意思的问题，本来用的是%LIKE%这样的模糊匹配模式，竟然要一模一样的字符串才能匹配到，后来输出这个两个字符串比较了一下，发现查询前encode过的字符串两端是多一个一对双引号的，而数据库字段的值在两端也有双引号，但当它们并不是一样的情况下，引号的位置就不同了，这个是导致模糊匹配不出来的原因，解决的办法也简单，只要把传进来的值在进行json_encode后，执行一下去除双引号的操作就可以了。 bitsCN.com
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