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mysql查询空格问题_MySQL

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Release： 2016-05-31 08:49:53
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今天遇到一个问题，select * from A表 where A字段=‘’和 select * from A表 where A字段=‘    ’；查询出来的结果是一样的，这个有可能被利用，SQL注入绕过 防护之类，引起警觉！！！

source：php.cn
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