Ihab F Ilyas Kaldas
Associate Professor
Joined School 2004

BSc (Alexandria),
MSc (Alexandria),
PhD (Purdue)

Email ilyas@uwaterloo.ca
Web http://www.cs.uwaterloo.ca/~ilyas/
Voice 519-888-4567 x33145
Fax 519-885-1208

Research Interests

Professor Ilyas's research interests are in area of database systems, with special interest in top-k and rank-aware query processing, managing uncertain and probabilistic databases, self-managing databases, indexing techniques, and spatial databases. Professor Ilyas's research is systems-oriented with an emphasis on prototype development and experimentation.

Major Awards

Early Researcher Award, Government of Ontario (2008-2011)

Industrial and Sabbatical Experience

Professor Ilyas has spent two summers as a research intern with the optimizer group at IBM Almaden Research Center, where he worked on core and challenging query processing and optimization problems. Currently, Professor Ilyas is an IBM CAS fellow, collaborating with IBM Toronto Lab in developing robust and adaptive statistics collection techniques for query optimization.

Representative Publications

G. Beskales, I.F. Ilyas, and L. Golab. Sampling the Repairs of Functional Dependency Violations under Hard Constraints. The International Conference on Very Large Databases VLDB, Singapore, 2010

J. Pound, I.F. Ilyas, and G. Weddell. Expressive and Flexible Access to Web-Extracted Data: A Keyword-based Structured Query Language, The ACM International Conference on Management of Data (SIGMOD), Indianapolis, Indiana, 2010

M.A. Soliman, I.F. Ilyas, and S. Ben-David. Supporting Ranking Queries on Uncertain and Incomplete Data. The VLDB Journal, 19(4):477-501, 2009/2010

M.A. Soliman, I.F. Ilyas, and K.C.-C. Chang. Probabilistic Top-k and Ranking-Aggregate Queries. ACM Transactions on Database Systems (TODS), 33(3):13, 2008.

I.F. Ilyas, W.G. Aref, A.K. Elmagarmid, H. Elmongui, R. Shah, and J.S. Vitter. Adaptive Rank-aware Query Optimization in Relational Databases. ACM transactions on Database Systems (TODS), 31(4):1257-1304, 2006.


Campaign Waterloo

David R. Cheriton School of Computer Science
University of Waterloo
Waterloo, Ontario, Canada N2L 3G1

Tel: 519-888-4567 x33293
Fax: 519-885-1208

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