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Trino
Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)
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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.
To add to this I lately have used Spark with frameless for compile time safety and it's an interesting library that works well with Spark.
NOTE:
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Hence, a higher number means a more popular project.