Thanks guys for your suggestions,
in fact I am already running a similar solution myself.
I still fail to understand why the user are not free to select raw data looging periode as an option.
SQLite can handle TB-data and user knows his disc space
I will have to look further in the source to see ...

I am a new user (with some reasonable programmer experience) and like to extend display of my tempsensors history from 7 day to 12 months.
Has anyone looked into this issue while still keeping the sqlite database AND the Domoticz graphics display.
I am well aware of that som changes probably have to ...