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GVD
2009
125views Database» more  GVD 2009»
14 years 7 months ago
A quantum logic-based query processing approach for extending relational query languages
Evaluating a traditional database query against a data tuple returns a true on match and a false on mismatch. Unfortunately, there are many application scenarios where such an eva...
Sebastian Lehrack
ICDAR
1995
IEEE
15 years 1 months ago
A map acquisition, storage, indexing, and retrieval system
A system for the acquisition, storage, indexing, and retrieval of map images is presented. The input to this system are raster images of separate map layers and map composites. A ...
Hanan Samet, Aya Soffer
SIGMOD
2010
ACM
170views Database» more  SIGMOD 2010»
15 years 2 months ago
Querying data provenance
Many advanced data management operations (e.g., incremental maintenance, trust assessment, debugging schema mappings, keyword search over databases, or query answering in probabil...
Grigoris Karvounarakis, Zachary G. Ives, Val Tanne...
DEBU
2000
147views more  DEBU 2000»
14 years 10 months ago
XJoin: A Reactively-Scheduled Pipelined Join Operator
Wide-area distribution raises significant performance problems for traditional query processing techniques as data access becomes less predictable due to link congestion, load imb...
Tolga Urhan, Michael J. Franklin
PODS
2006
ACM
98views Database» more  PODS 2006»
15 years 10 months ago
Processing queries on tree-structured data efficiently
This is a survey of algorithms, complexity results, and general solution techniques for efficiently processing queries on tree-structured data. I focus on query languages that com...
Christoph Koch