Foto Afrati
Foto Afrati
Professor of Computer Science, National Technical University of Athens
Verified email at - Homepage
Cited by
Cited by
Optimizing joins in a map-reduce environment
FN Afrati, JD Ullman
Proceedings of the 13th International Conference on Extending Database …, 2010
Optimizing multiway joins in a map-reduce environment
FN Afrati, JD Ullman
IEEE Transactions on Knowledge and Data Engineering 23 (9), 1282-1298, 2011
Approximation schemes for minimizing average weighted completion time with release dates
F Afrati, E Bampis, C Chekuri, D Karger, C Kenyon, S Khanna, I Milis, ...
40th annual symposium on foundations of computer science (Cat. No. 99CB37039 …, 1999
The complexity of the travelling repairman problem
F Afrati, S Cosmadakis, CH Papadimitriou, G Papageorgiou, ...
RAIRO-Theoretical Informatics and Applications 20 (1), 79-87, 1986
Approximating a collection of frequent sets
F Afrati, A Gionis, H Mannila
Proceedings of the tenth ACM SIGKDD international conference on Knowledge …, 2004
Upper and lower bounds on the cost of a map-reduce computation
FN Afrati, AD Sarma, S Salihoglu, JD Ullman
arXiv preprint arXiv:1206.4377, 2012
Repair checking in inconsistent databases: algorithms and complexity
FN Afrati, PG Kolaitis
Proceedings of the 12th International Conference on Database Theory, 31-41, 2009
Enumerating subgraph instances using map-reduce
FN Afrati, D Fotakis, JD Ullman
2013 IEEE 29th International Conference on Data Engineering (ICDE), 62-73, 2013
Fuzzy joins using mapreduce
FN Afrati, AD Sarma, D Menestrina, A Parameswaran, JD Ullman
2012 IEEE 28th International Conference on Data Engineering, 498-509, 2012
Map-reduce extensions and recursive queries
FN Afrati, V Borkar, M Carey, N Polyzotis, JD Ullman
Proceedings of the 14th international conference on extending database …, 2011
Parallel skyline queries
FN Afrati, P Koutris, D Suciu, JD Ullman
Proceedings of the 15th International Conference on Database Theory, 274-284, 2012
On Datalog vs. polynomial time
F Afrati, SS Cosmadakis, M Yannakakis
Proceedings of the tenth ACM SIGACT-SIGMOD-SIGART symposium on Principles of …, 1991
Generating efficient plans for queries using views
FN Afrati, C Li, JD Ullman
ACM SIGMOD Record 30 (2), 319-330, 2001
Answering aggregate queries in data exchange
F Afrati, PG Kolaitis
Proceedings of the twenty-seventh ACM SIGMOD-SIGACT-SIGART symposium on …, 2008
Answering queries using views with arithmetic comparisons
F Afrati, C Li, P Mitra
Proceedings of the twenty-first ACM SIGMOD-SIGACT-SIGART symposium on …, 2002
Expressiveness of restricted recursive queries
F Afrati, SS Cosmadakis
Proceedings of the twenty-first annual ACM symposium on Theory of computing …, 1989
Answering queries using materialized views with disjunctions
FN Afrati, M Gergatsoulis, T Kavalieros
Database Theory—ICDT’99: 7th International Conference Jerusalem, Israel …, 1999
Linear vs. polynomial constraints in database query languages
F Afrati, SS Cosmadakis, S Grumbach, GM Kuper
International Workshop on Principles and Practice of Constraint Programming …, 1994
A Hypertext Model Supporting Query Mechanisms.
FN Afrati, CD Koutras
ECHT 90, 52-66, 1990
The parallel complexity of simple chain queries
F Afrati, C Papadimitriou
Proceedings of the sixth ACM SIGACT-SIGMOD-SIGART symposium on Principles of …, 1987
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