6650 search results - page 384 / 1330 » Mutating database queries |
167
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ICDE
2012
IEEE
13 years 7 months ago
2012
IEEE
—A major challenge faced by today’s information systems is that of evolution as data usage evolves or new data resources become available. Modern organizations sometimes exchan...
140
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ALT
2000
Springer
15 years 9 months ago
2000
Springer
A conjunctive query problem in relational database theory is a problem to determine whether or not a tuple belongs to the answer of a conjunctive query over a database. Here, a tup...
305
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ICDE
2002
IEEE
16 years 6 months ago
2002
IEEE
Internet search engines have popularized the keywordbased search paradigm. While traditional database management systems offer powerful query languages, they do not allow keyword-...
134
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FOIKS
2004
Springer
15 years 10 months ago
2004
Springer
Despite the fact that thousands of applications manipulate plans, there has been no work to date on managing large databases of plans. In this paper, we first propose a formal mod...
171
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SYRCODIS
2007
15 years 6 months ago
2007
Effective querying and managing of temporal databases represent an unanswered challenge to the modern research community. In this paper, we introduce a temporal preprocessor that ...