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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.
There are also a handful of new Schemes in the last few years: https://cons.io/ https://ferret-lang.org/ https://janet-lang.org/
I'm positive that a structured concurrency model can work on top of the current concurrency featues. They can be seen as primitive components for a more sophisticated model. There are already plans for that: https://github.com/crystal-lang/crystal/issues/6468
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