4184 search results - page 510 / 837 » A Data Transformation System for Biological Data Sources |
165
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DEXA
2007
Springer
16 years 26 days ago
2007
Springer
Abstract. Semantic matching of schemas in heterogeneous data sharing systems is time consuming and error prone. Existing mapping tools employ semi-automatic techniques for mapping ...
202
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VLDB
2004
ACM
16 years 1 days ago
2004
ACM
Query containment is the most fundamental relationship between a pair of database queries: a query Q is said to be contained in a query Q if the answer for Q is always a subset of...
188
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WEBDB
2000
Springer
15 years 10 months ago
2000
Springer
Rewriting queries using views is a powerful technique that has applications in data integration, data warehousing and query optimization. Query rewriting in relational databases i...
172
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ISEMANTICS
2010
15 years 8 months ago
2010
Twarql is an infrastructure translating microblog posts from Twitter as Linked Open Data in real-time. The approach employed in Twarql can be summarized as follows: (1) extract co...
161
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CCS
2006
ACM
15 years 10 months ago
2006
ACM
Software consumers often need to choose between different software that provide the same functionality. Today, security is a quality that many consumers, especially system adminis...