Predicting Multiple Metrics for Queries: Better Decisions Enabled by Machine Learning

Abstract

One of the most challenging aspects of managing a very large data warehouse is identifying how queries will behave before they start executing. Yet knowing their performance characteristics --- their runtimes and resource usage --- can solve two important problems. First, every database vendor struggles with managing unexpectedly long-running queries. When… (More)
DOI: 10.1109/ICDE.2009.130

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