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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.
The other replies addressed your question on performance, it's the difference between lazy evaluation and eager evaluation. There's a current TC39 proposal for iterator helpers that would introduce lazy evaluation for iterators, but for now, we only have eager evaluation for arrays.
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