Quack-Cluster: A Serverless Distributed SQL Query Engine with DuckDB and Ray
by tanelpoder on 1/27/2026, 12:24:56 AM
https://github.com/kristianaryanto/Quack-Cluster
Comments
by: mgaunard
In my experience ray clusters don't scale well and end up costing you more money. You need to run permanent per-user instances etc.<p>What you need is a multi-tenancy shared infrastructure that is elastic.
1/30/2026, 4:39:27 PM
by: dogman123
neat. i'm pretty novice in the guts of this kind of stuff, but how does this work under the hood for blocking operators where they "cannot output a single row until the last row of their input has been seen"?<p>i think this is where spark shuffling comes in? but how does it work here.<p><a href="https://duckdb.org/docs/stable/guides/performance/how_to_tune_workloads#blocking-operators" rel="nofollow">https://duckdb.org/docs/stable/guides/performance/how_to_tun...</a>
1/30/2026, 4:32:25 PM
by: nevalainen
feels like a missed opportunity to call it cluster-quack xD
1/30/2026, 4:48:34 PM