Using sub query for doubletts

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at first find doubletts by db fields:

$model=new MyModel('search');
$model->unsetAttributes();
        
$criteria=new CDbCriteria();
$criteria->select='col1,col2,col3';
$criteria->group = 'col1,col2,col3';
$criteria->having = 'COUNT(col1) > 1 AND COUNT(col2) > 1 AND COUNT(col3) > 1';

get the subquery:

$subQuery=$model->getCommandBuilder()->createFindCommand($model->getTableSchema(),$criteria)->getText();

add the subquery condition:

$mainCriteria=new CDbCriteria();
$mainCriteria->condition=' (col1,col2,col3) in ('.$subQuery.') ';
$mainCriteria->order = 'col1,col2,col3';

how to use:

$result = MyModel::model()->findAll($mainCriteria);

or
$dataProvider = new CActiveDataProvider('MyModel', array(
        'criteria'=>$mainCriteria,
));
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Category: Tips
Written by: mb
Last updated by: mb
Created on: Aug 7, 2012
Last updated: 5 years ago
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