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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
That's totally understandable, I would check out https://www.coursera.org/specializations/gis#courses combined with a little of https://github.com/petedannemann/gis-programming-roadmap/blob/master/README.md just to avoid paying more for tuition.
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