Create the necessary schema

def sync(self):
        """Create the necessary schema"""
        self.driver.create_schema()
        self.driver.set_metadata({
            'current_version': Gauged.VERSION,
            'initial_version': Gauged.VERSION,
            'block_size': self.config.block_size,
            'resolution': self.config.resolution,
            'created_at': long(time() * 1000)
        }, replace=False)