i have such CDbCacheDependency
public function GetTbCatalogDependency()
{
$dbDepend = new CDbCacheDependency("SELECT UPDATE_TIME FROM information_schema.tables WHERE TABLE_SCHEMA = :schema AND TABLE_NAME = :table");
$dbName = explode(';', Yii::app()->db->connectionString); //mysql:host=$dbhost;dbname=$dbname
$dbName = explode('=', $dbName[1]);
$dbDepend->params = array(':schema'=>$dbName[1], ':table'=>$this->tableName());
return $dbDepend;
}
now i want to use
how can i combine it with GetTbCatalogDependency?