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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.
It's also a freely-available book from MIT:
https://mitpress.mit.edu/sites/default/files/sicp/full-text/...
Texinfo version (recommended) and pretty PDF version:
https://github.com/sarabander/sicp-pdf
You can run all the code from the book and do all the exercises in Racket(https://racket-lang.org) with minimal modification.
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