How to receive Humidity data from Sonoff TH10 (SI7021) to InfulxDB trough Node-red?

[TotallyInformation]

Paul rightly reminded me that the thread I mentioned was not, in fact in the FAQ's. Thanks for that Paul.

However, it is now:

How to effectively use InfluxDB

Hi, I want to runn all my sensor values and things into an influxdb. I have looked into the documentation of node-red-contrib-influxdb and that left many questiuons open: I want to automatically retain all measurements for 3 months, retain an hourly average/median for 3 more months and Store Weekly averages indefinitely. What would I have to do to make this as easy as possible? Would you rather run influxdb on you raspberry or an old laptop? Would you rather create "tables" per measured val…