Ryan Marcus
@RyanMarcus
Assistant prof @CIS_Penn. Machine learning for systems, databases. Also
加入 March 2009
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Our group is part of two @VLDBconf papers on query opt. and execution:
1) Ultron, a system for building history-based optimization rules, deployed at @databricks
2) Global hash tables strike back!(?), an experimental analysis of fully concurrent group by aggregation. ⬇️
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