public function lock( $value = true )
	{
		$this->lock = $value;

		if ( $this->lock )
		{
			$this->useWritePdo();
		}

		return $this;
	}
public function lock( $value = true )
	{
		$this->lock = $value;

		if ( $this->lock )
		{
			$this->useWritePdo();
		}

		return $this;
	}
public function lock ( $ value = true ) { $ this -> lock = $ value ; if ( $ this -> lock ) { $ this -> useWritePdo ( ) ; } return $ this ; }
Lock the selected rows in the table.

@param  bool $value
@return $this
Lock the selected rows in the table .