Hello my name is Peter and I need your support.
Unfortunately, my english is not that good.
To the background. I have written a small program under PHP that omits my solar system.
As a database I have influx 1.7 and grafana for visualization.
I want to query from my database the best day of the month.
I have already tried many things but do not continue. Now I hope for you
The data is written to the table P-Solar every minute.
SELECT “P-Solar” FROM “PV” WHERE …