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SIGMOD
1998
ACM
126views Database» more  SIGMOD 1998»
13 years 12 months ago
SAP R/3: A Database Application System (Tutorial)
Alfons Kemper, Donald Kossmann, Florian Matthes
SIGMOD
1998
ACM
142views Database» more  SIGMOD 1998»
13 years 12 months ago
Dimensionality Reduction for Similarity Searching in Dynamic Databases
Databases are increasingly being used to store multi-media objects such as maps, images, audio and video. Storage and retrieval of these objects is accomplished using multi-dimens...
Kothuri Venkata Ravi Kanth, Divyakant Agrawal, Amb...
SIGMOD
1998
ACM
143views Database» more  SIGMOD 1998»
13 years 12 months ago
Interaction of Query Evaluation and Buffer Management for Information Retrieval
The proliferation of the World Wide Web has brought information retrieval (IR) techniques to the forefront of search technology. To the average computer user, “searching” now ...
Björn Þór Jónsson, Michae...
DEXA
1998
Springer
97views Database» more  DEXA 1998»
13 years 12 months ago
Attribute-Pair Range Rules
This paper examines the properties of metadata in the form of IF THEN rules which contain two predicates on attributes of a relational database table. For example: a(15 .. 30) d(2...
Jerome Robinson, Barry G. T. Lowden
SIGMOD
1998
ACM
129views Database» more  SIGMOD 1998»
13 years 12 months ago
Incremental Distance Join Algorithms for Spatial Databases
Two new spatial join operations, distance join and distance semijoin, are introduced where the join output is ordered by the distance betweenthe spatialattribute values ofthe join...
Gísli R. Hjaltason, Hanan Samet
SIGMOD
1998
ACM
89views Database» more  SIGMOD 1998»
13 years 12 months ago
Secure and Portable Database Extensibility
The functionality of extensible database servers can be augmented by user-de ned functions UDFs. However, the server's security and stability are concerns whenever new code...
Michael W. Godfrey, Tobias Mayr, Praveen Seshadri,...
DEXA
1998
Springer
152views Database» more  DEXA 1998»
13 years 12 months ago
Facilitating Virtual Representation of CAD Data Through A Learning Based Approach to Conceptual Database Evolution Employing Dir
This paper presents a framework for a learning based approach to dynamically evolve the conceptual structure of a database in order to facilitate virtual representation of data in ...
Awais Rashid, Peter Sawyer
SIGMOD
1998
ACM
99views Database» more  SIGMOD 1998»
13 years 12 months ago
CURE: An Efficient Clustering Algorithm for Large Databases
Clustering, in data mining, is useful for discovering groups and identifying interesting distributions in the underlying data. Traditional clustering algorithms either favor clust...
Sudipto Guha, Rajeev Rastogi, Kyuseok Shim
SIGMOD
1998
ACM
121views Database» more  SIGMOD 1998»
13 years 12 months ago
New Sampling-Based Summary Statistics for Improving Approximate Query Answers
In large data recording and warehousing environments, it is often advantageous to provide fast, approximate answers to queries, whenever possible. Before DBMSs providing highly-ac...
Phillip B. Gibbons, Yossi Matias