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207
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DASFAA
1997
IEEE
112views Database» more  DASFAA 1997»
15 years 11 months ago
Client-Server Optimization for Multimedia Document Exchange
The success of the World Wide Web is boosting the development of multimedia database systems and their integration into the internet. For the documents stored and exchanged in the...
Gerhard Köstler, Wolfgang L. J. Kowarschick, ...
SIGMOD
1990
ACM
122views Database» more  SIGMOD 1990»
15 years 11 months ago
Access Support in Object Bases
In this work access support relataons are introduced as a means for optlmizmg query processing m object-oriented database systems The general idea 1s to mamtam redundant separate ...
Alfons Kemper, Guido Moerkotte
ADC
2004
Springer
141views Database» more  ADC 2004»
15 years 11 months ago
Conflict Scheduling of Transactions on XML Documents
In the last few years an interest in native XML databases has surfaced. With other authors we argue that such databases need their own provisions for concurrency control since tra...
Stijn Dekeyser, Jan Hidders
DASFAA
2004
IEEE
158views Database» more  DASFAA 2004»
15 years 11 months ago
A Cost Model for Spatial Intersection Queries on RI-Trees
Abstract. The efficient management of interval sequences represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tr...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
202
Voted
DBSEC
2009
130views Database» more  DBSEC 2009»
15 years 8 months ago
Implementing Reflective Access Control in SQL
Reflective Database Access Control (RDBAC) is a model in which a database privilege is expressed as a database query itself, rather than as a static privilege in an access control ...
Lars E. Olson, Carl A. Gunter, William R. Cook, Ma...