$criteria = new CDbCriteria;
$criteria->addCondition("MACID=464"); //查詢條件,即where id = 1
$criteria->addInCondition('id', array(1,2,3,4,5)); //代表where id IN (1,23,,4,5,);
$criteria->addNotInCondition('id', array(1,2,3,4,5));//與上面正好相法,是NOT IN
$criteria->addCondition('id=1','OR');//這是OR條件,多個條件的時候,該條件是OR而非AND
$criteria->addSearchCondition('link', '裸體');//搜索條件where name like '%分類%'
$criteria->addBetweenCondition('id', 10000, 10005);//between 10000 and 10005

PHP應用$criteria->compare('id', 1);? //這個辦法比較特殊,他會根據你的參數
//自動處理成addCondition或者addInCondition,
//即如果第二個參數是數組就會調用addInCondition?
/**
* 傳遞變量
*/?
$criteria->addCondition("id = :id");?
$criteria->params[':id']=10;?
/**
* 一些public vars
*/?
$criteria->select = 'id,MACID,type'; //代表了要查詢的字段,默認select='*';
$criteria->join = 'xxx'; //連接表
$criteria->with = 'xxx'; //調用relations
$criteria->limit = 10;??? //取1條數據,如果小于0,則不作處理
$criteria->offset = 1;?? //兩條合并起來,則表示 limit 10 offset 1,或者代表了.limit 1,10
$criteria->order = 'id DESC,MACID ASC' ;//排序條件
$criteria->group = 'group type';
$criteria->having = 'having 條件 ';
$criteria->distinct = FALSE; //是否唯一查詢?
return new CActiveDataProvider('visitlog', array(
? 'criteria'=>$criteria,
));