244 citations
- École Polytechnique Fédérale de LausanneCH4 papers
- Microsoft Research (United Kingdom)GB3 papers
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9 papers · 1 filter
MultiCategory: Multi-model Query Processing Meets Category Theory and Functional Programming
Valter Uotila, Jiaheng Lu, Dieter Gawlick +3
The variety of data is one of the important issues in the era of Big Data. The data are naturally organized in different formats and models, including structured data, semi-structu…
Pay One, Get Hundreds for Free: Reducing Cloud Costs through Shared Query Execution
Renato Marroquín, Ingo Müller, Darko Makreshanski +1
Cloud-based data analysis is nowadays common practice because of the lower system management overhead as well as the pay-as-you-go pricing model. The pricing model, however, is not…
Heuristic and Cost-based Optimization for Diverse Provenance Tasks
Xing Niu, Raghav Kapoor, Boris Glavic +4
A well-established technique for capturing database provenance as annotations on data is to instrument queries to propagate such annotations. However, even sophisticated query opti…
G-CORE: A Core for Future Graph Query Languages
Renzo Angles, Marcelo Arenas, Pablo Barceló +9
We report on a community effort between industry and academia to shape the future of graph query languages. We argue that existing graph database management systems should consider…
Towards a property graph generator for benchmarking
Arnau Prat-Pérez, Joan Guisado-Gámez, Xavier Fernández Salas +3
The use of synthetic graph generators is a common practice among graph-oriented benchmark designers, as it allows obtaining graphs with the required scale and characteristics. Howe…
UDBMS: Road to Unification for Multi-model Data Management
Jiaheng Lu, Zhen Hua Liu, Pengfei Xu +1
A traditional database systems is organized around a single data model that determines how data can be organized, stored and manipulated. But the vision of this paper is to develop…