protected function configure()
    {
        $this->slave ? $this->configureMasterSlaveDsn($this->qualifer, $this->dsn, $this->user, $this->password, $this->slave)
            : $this->configureSingleDsn($this->qualifer, $this->dsn, $this->user, $this->password);
    }
protected function configure()
    {
        $this->slave ? $this->configureMasterSlaveDsn($this->qualifer, $this->dsn, $this->user, $this->password, $this->slave)
            : $this->configureSingleDsn($this->qualifer, $this->dsn, $this->user, $this->password);
    }
{@inheritdoc}