$immutable public property (available since version 2.0.2) Whether to generate a new slug if it has already been generated before. If true, the behavior will not generate a new slug even if $attribute is changed. public boolean $immutable = false

filter() public method Applies filter on a given array and returns filtered data. public array filter ( array $data )$data array Data to filter return array Filtered data

authOpenId() protected method Performs OpenID auth flow. protected yii\web\Response authOpenId ( $client )$client yii\authclient\OpenId Auth client instance. return yii\web\Response Action response. throws yii\base\Exception on failure. throws yii\web\HttpException on failure.

distinct() public method Sets the value indicating whether to SELECT DISTINCT or not. public $this distinct ( $value = true )$value boolean Whether to SELECT DISTINCT or not. return $this The query object itself

$orders public read-only property The columns (keys) and their corresponding sort directions (values). This can be passed to yii\db\Query::orderBy() to construct a DB query. public array getOrders ( $recalculate = false )

prepareKeys() protected method Prepares the keys associated with the currently available data models. protected array prepareKeys ( $models )$models array The available data models return array The keys

__construct() public method Constructor. public void __construct ( $message = null, $code = 0, Exception $previous = null )$message string Error message $code integer Error code $previous Exception The previous exception used for the exception chaining.

$defaultProtocol public property (available since version 2.0.5) Default protocol to connect to nodes public string $defaultProtocol = 'http'

execute() public method Executes the SQL statement. This method should only be used for executing non-query SQL statement, such as INSERT, DELETE, UPDATE SQLs. No result set will be returned. public integer execute ( )return integer Number of rows affected by the execution. throws yii\db\Exception execution failed

dropTable() public method Builds and executes a SQL statement for dropping a DB table. public void dropTable ( $table )$table string The table to be dropped. The name will be properly quoted by the method.