-Fwd: About a paper titiled "Memory-Efficient GroupBy-Aggregate using Compressed Buffer Trees"
Timothy Chen 2013-09-04, 02:59
Saw this in the Spark dev list and thought it's appropriate here as well.
---------- Forwarded message ----------
From: Lijie Xu <[EMAIL PROTECTED]>
Date: Tue, Sep 3, 2013 at 7:33 PM
Subject: About a paper titiled "Memory-Efficient GroupBy-Aggregate using
Compressed Buffer Trees"
To: [EMAIL PROTECTED]
Hi, all. I noticed a paper called "Memory-Efficient GroupBy-Aggregate using
Compressed Buffer Trees" in SoCC 2013 accepted list yesterday. Check out
The detailed paper can be found here (
there are simplified slides (
It argues another GroupBy-Aggregate approach which is different with
MapReduce's Sort and Spark's hash-based aggregatation.
It seems a new way but I cannot understand the pros and cons of this
Any comments and discussion are welcome.
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