research
∙
02/17/2023
Efficient Approximation of Certain and Possible Answers for Ranking and Window Queries over Uncertain Data (Extended version)
Uncertainty arises naturally inmany application domains due to, e.g., da...
share
research
∙
04/06/2022
Computing expected multiplicities for bag-TIDBs with bounded multiplicities
In this work, we study the problem of computing a tuple's expected multi...
research
∙
04/02/2021
TreeToaster: Towards an IVM-Optimized Compiler
A compiler's optimizer operates over abstract syntax trees (ASTs), conti...
research
∙
02/23/2021
Efficient Uncertainty Tracking for Complex Queries with Attribute-level Bounds (extended version)
Certain answers are a principled method for coping with the uncertainty ...
research
∙
03/30/2019
Uncertainty Annotated Databases - A Lightweight Approach for Approximating Certain Answers (extended version)
Certain answers are a principled method for coping with uncertainty that...
research
∙
01/22/2019
Just-in-Time Index Compilation
Creating or modifying a primary index is a time-consuming process, as th...
research
∙
09/02/2018