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SIGMOD
2008
ACM
15 years 10 months ago
2008
ACM
Text documents often embed data that is structured in nature. This structured data is increasingly exposed using information extraction systems, which generate structured relation...
DOCENG
2007
ACM
15 years 1 months ago
2007
ACM
Associative classification, which originates from numerical data mining, has been applied to deal with text data recently. Text data is firstly digitalized to database of transact...
XIMEP
2005
ACM
15 years 3 months ago
2005
ACM
We outline an efficient ACID-compliant mechanism for structural inserts and deletes in relational XML document storage that uses a region based pre/size/level encoding (equivalent...
EDBT
2010
ACM
15 years 4 months ago
2010
ACM
Schemas, and more generally metadata specifying structural and semantic constraints, are invaluable in data management. They facilitate conceptual design and enable checking of da...
CIKM
2004
Springer
15 years 3 months ago
2004
Springer
An important class of queries is the LIKE predicate in SQL. In the absence of an index, LIKE queries are subject to performance degradation. The notion of indexing on substrings (...