3678 search results - page 678 / 736 » Personalization of Queries in Database Systems |
264
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VLDB
2007
ACM
16 years 5 months ago
2007
ACM
Snapshot isolation (SI) provides significantly improved concurrency over 2PL, allowing reads to be non-blocking. Unfortunately, it can also lead to non-serializable executions in ...
275
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PODS
2004
ACM
16 years 5 months ago
2004
ACM
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
140
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SSD
2005
Springer
15 years 11 months ago
2005
Springer
Networks often form the core of many users’ spatial databases. Networks are used to support the rapid navigation and analysis of linearly connected data such as that found in tra...
168
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VLDB
2004
ACM
15 years 11 months ago
2004
ACM
At a fundamental level, the key challenge in data integration is to reconcile the semantics of disparate data sets, each expressed with a different database structure. I argue th...
155
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
Substructure similarity search is to retrieve graphs that approximately contain a given query graph. It has many applications, e.g., detecting similar functions among chemical com...