Topics started by Abusdal Morten

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Abusdal MortenActive
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Get latest TimeSerie entry for a node/collection of TimeSeries

Hi. I’m currently working on an application where we need to check if a node (PLC/PC) have updated any timeseries within x amounts of hours. The way we do it now is to get all timeseries recorded values in a time range, and check if any timeseries have any values. If there is an value on one timeserie, then we consider the node alive. This can be time consuming, since each node can several hundreds/thousands of timeseries. So my question is if there is a way to get the latest recorded value in a collection of timeseries within a timerange? Or just a recorded value in a timerange for a collection of timeseries. In Cognite, we have an asset hierarchy, which preferably would look like this:RigNode 1 TimeSerie1 TimeSerie2 ... Node 2 TimeSerie1 TimeSerie2 ... Node ... TimeSerie1 TimeSerie2 … But the hierarchy could also be completely flat, where all the timeseries are connected to the Rig. Our externalIds for the timeseries are:rigNumber.NodeNumber.SignalNumber So all timeseries wit

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2 years ago

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