22864 search results - page 4558 / 4573 » An Integrated and |
SIGMOD
2012
ACM
12 years 12 months ago
2012
ACM
End-users increasingly find the need to perform light-weight, customized schema mapping. State-of-the-art tools provide powerful functions to generate schema mappings, but they u...
126
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SIGMOD
2012
ACM
12 years 12 months ago
2012
ACM
While extensive work has been done on evaluating queries over tuple-independent probabilistic databases, query evaluation over correlated data has received much less attention eve...
114
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SIGMOD
2012
ACM
12 years 12 months ago
2012
ACM
The advent of affordable, shared-nothing computing systems portends a new class of parallel database management systems (DBMS) for on-line transaction processing (OLTP) applicatio...
105
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SIGMOD
2012
ACM
12 years 12 months ago
2012
ACM
Big data is the tar sands of the data world: vast reserves of raw gritty data whose valuable information content can only be extracted at great cost. MapReduce is a popular parall...
PODS
2012
ACM
12 years 12 months ago
2012
ACM
Over the past several decades, the study of conjunctive queries has occupied a central place in the theory and practice of database systems. In recent years, conjunctive queries h...