src/Client.php
public function database($db)
    {
        $connection = $this->connection;
        $connection->db = $db;

        $this->constructConnections = $connection;
        $connection = class_exists("Clusterpoint\Connection") ? new Connection($this->constructConnections) : new StandartConnection($this->constructConnections);
        return new Service($connection);
    }
public function database($db)
    {
        $connection = $this->connection;
        $connection->db = $db;

        $this->constructConnections = $connection;
        $connection = class_exists("Clusterpoint\Connection") ? new Connection($this->constructConnections) : new StandartConnection($this->constructConnections);
        return new Service($connection);
    }
Creates Service instance that extends Query Builder.

@param  string  $db
@return \Clusterpoint\Instance\Service