QuestDB is a time-series database application that is fast and suitable for digesting large data. A time-series database is a database that is specialized for keeping and managing data indexed by time order. Data can be sensor data, stock prices, and so on. It's similar to [InfluxDB](https://docs.vultr.com/how-to-install-influxdb-on-ubuntu-20-04/) and TimescaleDB. Using one example, the sensor data might be the temperature in your house measured every day in one year. So there's a time component......