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SIGMOD
1999
ACM
87views Database» more  SIGMOD 1999»
15 years 11 months ago
On Random Sampling over Joins
A major bottleneck in implementing sampling as a primitive relational operation is the ine ciency ofsampling the output of a query. It is not even known whether it is possible to ...
Surajit Chaudhuri, Rajeev Motwani, Vivek R. Narasa...
HOTOS
1999
IEEE
15 years 11 months ago
The Box: A Replacement for Files
The file is a well-understood and very simple abstraction, which has been successfully used in both centralized and distributed systems. However, files are not expressive enough t...
Francisco J. Ballesteros, Sergio Arévalo
HPCA
1999
IEEE
15 years 11 months ago
Using Lamport Clocks to Reason about Relaxed Memory Models
Cache coherence protocols of current shared-memory multiprocessors are difficult to verify. Our previous work proposed an extension of Lamport's logical clocks for showing th...
Anne Condon, Mark D. Hill, Manoj Plakal, Daniel J....
ICCAD
1999
IEEE
101views Hardware» more  ICCAD 1999»
15 years 11 months ago
Efficient model reduction of interconnect via approximate system gramians
Krylov-subspace based methods for generating low-order models of complicated interconnect are extremely effective, but there is no optimality theory for the resulting models. Alte...
Jing-Rebecca Li, Jacob White
196
Voted
ICNP
1999
IEEE
15 years 11 months ago
WDM Multicasting in IP over WDM Networks
Supporting WDM multicasting in an IP over WDM network poses interesting problems because some WDM switches may be incapable of switching an incoming signal to more than one output...
Chunming Qiao, Myoungki Jeong, Amit Guha, Xijun Zh...