Handling NULLs policy

[Anaisdg]

Hello @blelump,
How do you mean Flux has no support for handling NULLs? How are you writing data to influxdb?

Compare to previous column string value

Hello @R0bR, How are you writing empty strings? Wouldn’t it be easier to not write that value? Anywho this should work: import "experimental/json" null=json.parse(data: bytes(v: "null")) from(bucket: "test") |> range(start: v.timeRangeStart, stop: v.timeRangeStop) |> filter(fn: (r) => r["_measurement"] == "test") |> filter(fn: (r) => r["_field"] == "foo") |> filter(fn: (r) => r["test"] == "one") |> map(fn: (r) => ({ r with _value: if r._value == "" then null …

Fill null values in data | InfluxDB Cloud (TSM) Documentation

I agree that’s odd. And yes, I believe you’re correct the recommended approach is to add a tag for null values…