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129
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VLDB
1991
ACM
143views Database» more  VLDB 1991»
15 years 6 months ago
Handling Data Skew in Multiprocessor Database Computers Using Partition Tuning
Shared nothing multiprocessor archit.ecture is known t.obe more scalable to support very large databases. Compared to other join strategies, a hash-ba9ed join algorithm is particu...
Kien A. Hua, Chiang Lee
WCRE
2007
IEEE
15 years 9 months ago
Recovering Data Models via Guarded Dependences
This paper presents an algorithm for reverse engineering semantically sound object-oriented data models from programs written in weakly-typed languages like Cobol. Our inference i...
Raghavan Komondoor, G. Ramalingam
116
Voted
TCS
2010
15 years 1 months ago
Towards practical feasibility of core computation in data exchange
Abstract. Core computation in data exchange is concerned with materializing the minimal target database for a given source database. Gottlob and Nash have recently shown that the c...
Reinhard Pichler, Vadim Savenkov
131
Voted
VLDB
2007
ACM
115views Database» more  VLDB 2007»
15 years 9 months ago
The Boundary Between Privacy and Utility in Data Publishing
We consider the privacy problem in data publishing: given a database instance containing sensitive information “anonymize” it to obtain a view such that, on one hand attackers...
Vibhor Rastogi, Sungho Hong, Dan Suciu
223
Voted
ICDE
1999
IEEE
91views Database» more  ICDE 1999»
16 years 4 months ago
Real-Time Data Access Control on B-Tree Index Structures
This paper proposes methodologies to control the access of B-tree-indexed data in a batch and real-time fashion. Algorithms are proposed to insert, query, delete, and rebalance B-...
Tei-Wei Kuo, Chih-Hung Wei, Kam-yiu Lam