3269 search results - page 227 / 654 » Query Optimization for XML |
148
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ICWS
2004
IEEE
15 years 5 months ago
2004
IEEE
Next-generation Government Information Systems will integrate large amounts of heterogeneous data sources located on distributed networks like the Internet. We present Net Travele...
226
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Complex queries often contain common or similar subexpressions, either within a single query or among multiple queries submitted as a batch. If so, query execution time can be imp...
234
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ICDE
2009
IEEE
16 years 5 months ago
2009
IEEE
Commercial database systems expose query hints to address situations in which the optimizer chooses a poor plan for a given query. However, current query hints are not flexible eno...
151
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EDBT
2004
ACM
16 years 4 months ago
2004
ACM
XQuery is increasingly popular among computer scientists with a SQL background, since queries in XQuery and SQL require comparable skills to be formulated. However, the number of ...
214
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SIGMOD
2005
ACM
16 years 4 months ago
2005
ACM
Research on query optimization has focused almost exclusively on reducing query execution time, while important qualities such as consistency and predictability have largely been ...