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mysql查询空格问题_MySQL
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- 2016-05-31 08:49:531315browse
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！！！
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