I am trying to implement a Custom History Provider. I cannot get the correct values (1 for each) to return in MinMax when displaying the data to a chart or a table. Expected: (using SQL Lite historian) [image] Actual: (My History Provider) [image] Code: Essentially what I am doing is adding …

See implementation here: [image] How to store MinMax aggregate values as QualifiedValues in ProcessedHistoryColumn? Module Development I figured it out. I had to create my own History Node using decompiled versions of DefaultHistoryColumn and ProcessedHistoryColumn. Proces…

Expected return format for MinMax aggregate using a Custom History Provider?

Module Development

andrew.jank August 1, 2025, 6:50pm 7

See implementation here: