$conditionBuilders protected property Map of query condition to builder methods. These methods are used by buildCondition() to build SQL conditions from array syntax. protected array $conditionBuilders = ['NOT' => 'buildNotCondition', 'AND' => 'buildAndCondition', 'OR' => 'buildAndCondition', 'BETWEEN' => 'buildBetweenCondition', 'NOT BETWEEN' => 'buildBetweenCondition', 'IN' => 'buildInCondition', 'NOT IN' => 'buildInCondition', 'LIKE' => 'buildLikeCondition', 'NOT

buildGroupBy() public method public string buildGroupBy ( $columns, &$params )$columns array $params array The binding parameters to be populated return string The GROUP BY clause

EVENT_BEFORE_REQUEST event of type yii\base\Event An event raised before the application starts to handle a request.

$fileTransportPath public property The directory where the email messages are saved when $useFileTransport is true. public string $fileTransportPath = '@runtime/mail'

each() public method (available since version 2.1) Starts a batch query and retrieves data row by row. This method is similar to batch() except that in each iteration of the result, only one row of data is returned. For example, $query = (new Query)->from('user'); foreach ($query->each() as $row) { } public yii\mongodb\BatchQueryResult each ( $batchSize = 100, $db = null )$batchSize integer The number of records to be fetched in each batch. $db yii\mongodb\Connection The MongoDB

$logTarget public property public yii\debug\LogTarget $logTarget = null

$groupLimit public property (available since version 2.0.6) Groups limit: to return (no more than) N top matches for each group. This option will take effect only if groupBy() is set. public integer $groupLimit = null

sendMultiple() public method Sends multiple messages at once. The default implementation simply calls send() multiple times. Child classes may override this method to implement more efficient way of sending multiple messages. public integer sendMultiple ( array $messages )$messages array List of email messages, which should be sent. return integer Number of messages that are successfully sent.

attach() public abstract method Attaches existing file to the email message. public abstract $this attach ( $fileName, array $options = [] )$fileName string Full file name $options array Options for embed file. Valid options are: fileName: name, which should be used to attach file. contentType: attached file MIME type. return $this Self reference.

calculateKey() protected method Generates a unique key used for storing the content in cache. The key generated depends on both $id and $variations. protected mixed calculateKey ( )return mixed A valid cache key