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04/20/2022
JanusAQP: Efficient Partition Tree Maintenance for Dynamic Approximate Query Processing
Approximate query processing over dynamic databases, i.e., under inserti...
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03/29/2021
Combining Aggregation and Sampling (Nearly) Optimally for Approximate Query Processing
Sample-based approximate query processing (AQP) suffers from many pitfal...
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02/23/2021
CIAO: An Optimization Framework for Client-Assisted Data Loading
Data loading has been one of the most common performance bottlenecks for...
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04/08/2020
Fast and Reliable Missing Data Contingency Analysis with Predicate-Constraints
Today, data analysts largely rely on intuition to determine whether miss...
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03/04/2019