2087 search results - page 225 / 418 » bdbms - A Database Management System for Biological Data |
186
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SIGMOD
2010
ACM
15 years 1 months ago
2010
ACM
Scalable analysis on large data sets has been core to the functions of a number of teams at Facebook - both engineering and nonengineering. Apart from ad hoc analysis of data and ...
266
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PODS
2009
ACM
16 years 7 months ago
2009
ACM
An inverse of a schema mapping M is intended to "undo" what M does, thus providing a way to perform "reverse" data exchange. In recent years, three different f...
224
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DOCENG
2004
ACM
15 years 12 months ago
2004
ACM
With the wide adoption of XML as a standard data representation and exchange format, querying XML documents becomes increasingly important. However, relational database systems co...
171
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CCS
2007
ACM
16 years 17 days ago
2007
ACM
In this paper, we study the maintenance of role-based access control (RBAC) models in database environments using transitive closure relations. In particular, the algorithms that ...
206
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SIGMOD
2012
ACM
13 years 8 months ago
2012
ACM
We present an automatic skew mitigation approach for userdefined MapReduce programs and present SkewTune, a system that implements this approach as a drop-in replacement for an e...