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Guage support for 'Last' in data set, not only aggregation.

I have been working with real time data sources that post snapshots of KPIs each minute. This means a stream of numbers such as 92,92,93,... I would like the guage to show the last row received in the data set (by filtered set) as opposed to the min, max etc. Currently I have to use Stream Analytics queries to calculate the initial position and each delta, however this is prone to failure if the service goes down and stops sending events for a period greater than my limit duration. What I really want is support for particularly guages and card views to show the last value received into a data set.
Status: Needs Votes
Comments
gustafoqvist
Regular Visitor
This is a really important feature that you suggest. I'm also using stream analytics to collect sensor data, and as of now I have to use Q&A for the last 10 seconds, and I have the same problem as you. If there's no "measure point" the graphs will be blanked out. I tried to modify the SA query and delete all the other posts except the last at the same time I stream but the SA QL is very limited.
aidos
New Member
In addition - this would be great if it applied to other types of charts as well - not just gauges.
aidos
New Member
Perhaps this could be implemented using a "sliding window" of rows concept to allow aggregates (average, sum etc.) to be for a specified number of records in the past (the "point in time" value being a window of size 1).
wearsy
New Member
Agree with comments below...this should exist beyond gauges and is absolutely needed for real time visuals
bt3
New Member
Yes, this is very important if Power Bi should be used as a client tool for Internet Of Things sensors
berpa
Regular Visitor
I have the same issue! I need to display the value of a KPI (in %), but the option "don't sum" in a gauge is not available. The usage of a streaming dataset (and of the "streaming" gauge) it is inappropriate because a streaming dataset can't be created with C#!
fbcideas_migusr
New Member
Status changed to: Needs Votes