" Presto has implemented some approximate aggregation operators with hard-coded characteristics (99% confidence intervals, fixed sampling, see BlinkDB "
Answer (1 of 2): 1. Primary Use Case: While both are intended for analytics, Shark's primary use case is providing SQL to an (extremely fast) in-memory database, with support also for on-disk (or a...
" Presto has implemented some approximate aggregation operators with hard-coded characteristics (99% confidence intervals, fixed sampling, see BlinkDB "
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What are the main differences between Facebook, Presto, and Amplab Shark?
www.quora.com2014/01/30
Answer (1 of 2): 1. Primary Use Case: While both are intended for analytics, Shark's primary use case is providing SQL to an (extremely fast) in-memory database, with support also for on-disk (or a...
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