44 search results - page 6 / 9 » Parsing and Generation as Datalog Queries |
164
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POPL
2008
ACM
15 years 10 months ago
2008
ACM
An ad hoc data source is any semistructured data source for which useful data analysis and transformation tools are not readily available. Such data must be queried, transformed a...
ICDE
2010
IEEE
15 years 4 months ago
2010
IEEE
— Information extraction systems are traditionally implemented as a pipeline of special-purpose processing modules. A major drawback of such an approach is that whenever a new ex...
SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
We present SecureBlox, a declarative system that unifies a distributed query processor with a security policy framework. SecureBlox decouples security concerns from system speci...
104
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ACSAC
2007
IEEE
15 years 4 months ago
2007
IEEE
With the recent rapid increase in interactive web applications that employ back-end database services, an SQL injection attack has become one of the most serious security threats....
170
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SIGMOD
2009
ACM
15 years 10 months ago
2009
ACM
Fundamental to data cleaning is the need to account for multiple data representations. We propose a formal framework that can be used to reason about and manipulate data represent...