As per title, when I try to join two tables on columns that contain corresponding NULL values I do not get any matches / an empty table as a result. Is this behaviour intended? MWE (using release ...

I'd like to map my empty values to 0 instead of having them show up as an empty value or "-" in my tables. Can't use FILL(0) because I have two InfluxDB queries. Needed for doing timeshift using ...