VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Many applications need to solve the following problem of approximate string matching: from a collection of strings, how to find those similar to a given string, or the strings in ...
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VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Similarity-based search over time-series databases has been a hot research topic for a long history, which is widely used in many applications, including multimedia retrieval, dat...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
In distributed stream processing environments, large numbers of continuous queries are distributed onto multiple servers. When one or more of these servers become overloaded due t...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
In order to optimize their revenues and profits, an increasing number of businesses organize their business activities in terms of business processes. Typically, they automate imp...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Query generators producing sequences of SQL statements are embedded in many applications. As the execution time of such sequences is often far from optimal, their optimization is ...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Record matching is the task of identifying records that match the same real world entity. This is a problem of great significance for a variety of business intelligence applicatio...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Estimating the cardinality (i.e. number of distinct elements) of an arbitrary set expression defined over multiple distributed streams is one of the most fundamental queries of in...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
The growing nature of databases, and the flexibility inherent in the SQL query language that allows arbitrarily complex formulations, can result in queries that take inordinate am...
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
VLDB
2007
ACM
15 years 20 days ago
2007
ACM
Evaluation of twig queries over probabilistic XML is investigated. Projection is allowed and, in particular, a query may be Boolean. It is shown that for a well-known model of pro...