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我在yiff数据提供者标准中有datediff,但它返回错误的结果。如何使用datediff函数yii数据提供者标准
$expirations = new CActiveDataProvider('Images',array(
'criteria'=>array(
//'condition'=>"t.status='Active'",
//'select'=> array("t.*, ",new CDbExpression("DATEDIFF(FROM_UNIXTIME(t.copyright_expiration_date) , now()) as expiry")),
'select'=> array("t.*, DATEDIFF(FROM_UNIXTIME(t.copyright_expiration_date) , now()) as expiry ",new CDbExpression("DATEDIFF(FROM_UNIXTIME(t.copyright_expiration_date) , now()) as expiry")),
'with'=>array("catalog","collection_count")
),
"sort"=>$sort,
'pagination'=>array('pageSize'=>$perpage,),
));
结果是什么?你期望得到什么结果? – davey