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Getting Unique Solution in Data Exchange

Summary: Extends schema mappings in data exchange to guarantee a unique target instance for each source, addressing multiplicity in query answering. Problem recast as definability abduction, solved by minimal target solutions under a semantic minimality criterion in relational data exchange. (summarized by gpt-5-nano on Feb 09 2026)

Paper ID
10632
Venue
VLDB
Year
2013
Pagerank
5.1725247e-05
Overall Rank
12,090 | 15.98%
DOI
-

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Showing 8 of 8 cited papers.

Citations counted here include only citations to other VLDB/SIGMOD/CIDR/PODS papers in this database.

Rank Cited Paper Year Venue Pagerank
393 Data Exchange: Getting to the Core 2003 PODS 0.00019403954
2,336 Quasi-inverses of Schema Mappings 2007 PODS 8.8117689e-05
3,024 The Recovery of a Schema Mapping: Bringing Exchanged Data Back 2008 PODS 7.9028358e-05
3,049 Data Exchange and Incomplete Information 2006 PODS 7.8795234e-05
4,246 Locally Consistent Transformations and Query Answering in Data Exchange 2004 PODS 6.8708244e-05
4,363 Data Exchange and Schema Mappings in Open and Closed Worlds 2008 PODS 6.8104535e-05
5,491 Data Exchange beyond Complete Data 2011 PODS 6.2665346e-05
5,545 Answering Aggregate Queries in Data Exchange 2008 PODS 6.2399564e-05
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3,500 The Complexity of Data Exchange 2006 PODS 7.4337233e-05
4,149 Core Schema Mappings 2009 SIGMOD 6.9321726e-05
5,491 Data Exchange beyond Complete Data 2011 PODS 6.2665346e-05
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5,002 Normalization and Optimization of Schema Mappings 2009 VLDB 6.4746872e-05
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4,040 On the Complexity of Deriving Schema Mappings from Database Instances 2008 PODS 7.0081757e-05
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