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» Executing Nested Queries
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92
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EDBT
2006
ACM
106views Database» more  EDBT 2006»
16 years 3 months ago
Natix Visual Interfaces
We present the architecture of Natix V2. Among the features of this native XML Data Store are an optimizing XPath query compiler and a powerful API. In our demonstration we explain...
Alexander Böhm 0002, Carl-Christian Kanne, Gu...
125
Voted
IRI
2009
IEEE
15 years 10 months ago
Ontology Guided Autonomous Label Assignment in Wrapper Induced Tables with Missing Column Names
Formulating and executing queries over distributed, autonomous and heterogeneous resources is an important research area. The advent of the Internet and the Web and their inherent...
Mohammad Shafkat Amin, Hasan M. Jamil
SIGMOD
2010
ACM
154views Database» more  SIGMOD 2010»
15 years 3 months ago
Unbiased estimation of size and other aggregates over hidden web databases
Many websites provide restrictive form-like interfaces which allow users to execute search queries on the underlying hidden databases. In this paper, we consider the problem of es...
Arjun Dasgupta, Xin Jin, Bradley Jewell, Nan Zhang...
133
Voted
PVLDB
2008
118views more  PVLDB 2008»
15 years 3 months ago
XTCcmp: XQuery compilation on XTC
XTCcmp, the XQuery Compiler of a native XML database system, extends Starburst's well-known Query Graph Model to serve as an internal representation and basis for query restr...
Christian Mathis, Andreas M. Weiner, Theo Här...
138
Voted
SIGMOD
2010
ACM
215views Database» more  SIGMOD 2010»
15 years 7 months ago
Dynamic symbolic database application testing
A database application differs form regular applications in that some of its inputs may be database queries. The program will execute the queries on a database and may use any re...
Chengkai Li, Christoph Csallner