library/Rediska/Zend/Queue/Adapter/Redis.php
public function delete($name)
    {
        if ($this->_queues->remove($name)) {
            if (isset($this->_queueObjects[$name])) {
                unset($this->_queueObjects[$name]);
            }

            return $this->_rediska->delete($this->_getKeyName("queue_$name"));
        }
    }
public function delete($name)
    {
        if ($this->_queues->remove($name)) {
            if (isset($this->_queueObjects[$name])) {
                unset($this->_queueObjects[$name]);
            }

            return $this->_rediska->delete($this->_getKeyName("queue_$name"));
        }
    }
Delete a queue and all of it's messages

Returns false if the queue is not found, true if the queue exists

@param  string  $name queue name
@return boolean