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225
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ICALP
2009
Springer
16 years 7 months ago
2009
Springer
We study the cover time of multiple random walks. Given a graph G of n vertices, assume that k independent random walks start from the same vertex. The parameter of interest is the...
303
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VLDB
2007
ACM
16 years 7 months ago
2007
ACM
Snapshot isolation (SI) provides significantly improved concurrency over 2PL, allowing reads to be non-blocking. Unfortunately, it can also lead to non-serializable executions in ...
311
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VLDB
2007
ACM
16 years 7 months ago
2007
ACM
Low-latency and high-throughput processing are key requirements of data stream management systems (DSMSs). Hence, multi-core processors that provide high aggregate processing capa...
273
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VLDB
2007
ACM
16 years 7 months ago
2007
ACM
Several recent papers have focused on OLAP over imprecise data, where each fact can be a region, instead of a point, in a multidimensional space. They have provided a multiple-wor...
284
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SIGMOD
2009
ACM
16 years 7 months ago
2009
ACM
The query models of the recent generation of very large scale distributed (VLSD) shared-nothing data storage systems, including our own PNUTS and others (e.g. BigTable, Dynamo, Ca...