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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.
Read this very helpful walkthrough on pointers here. Its pretty short and you don't need to read every part of it but reading first 6 chapters (each chapter is about a page long) will help clear pointers up. You may have to reread it a bit. Its the best explanation I have found. I struggled a bit with pointers too.
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