I am a Ph.D. student in the Data Systems Group at UWaterloo working with Professor Semih Salihoglu.
I work on Graphflow, a new graph database system.
My research focuses on developing novel query processing and optimization techniques for graph queries.
Optimizing One-time and Continuous Subgraph Queries using Worst-Case Optimal Joins.
A. Mhedhbi, C. Kankanamge, S. Salihoglu. TODS. January 2021.
A+ Indexes: Tunable and Space-Efficient AdjacencyLists in Graph Database Management Systems.
A. Mhedhbi, P. Gupta, S. Khaliq, S. Salihoglu. arXiv:2004.00130. March 2020.
Optimizing Subgraph Queries by Combining Binary and Worst-Case Optimal Joins.
A. Mhedhbi, S. Salihoglu. PVLDB. August 2019.
The Ubiquity of Large Graphs and Surprising Challenges of Graph Processing: Extended Survey.
S. Sahu, A. Mhedhbi, S. Salihoglu, J. Lin, M. T. Özsu. The VLDB Journal, June 2019.
The Ubiquity of Large Graphs and Surprising Challenges of Graph Processing (Best Paper Award).
S. Sahu, A. Mhedhbi, S. Salihoglu, J. Lin, M. T. Özsu. PVLDB. August 2018.
- Graphflow: An Active Graph Database.
C. Kankanamge, S. Sahu, A. Mhedhbi, J. Chen, and S. Salihoglu. SIGMOD (Demonstration Track). May 2017.
Design borrowed from vikrams.