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php-mysql如何根据字段1与字段2的差值按照降序排序
- WBOYOriginal
- 2016-06-02 11:32:57980browse
mysqlphp
如：表table,两字段：c1,c2,我想select * from table ，条件是c1与c2的差值按照降序排序,求指点
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