Search results for "bag-set semantics"

Found 13 publication records. Showing 13 according to the selection in the facets

Hits ?▲	Authors	Title	Venue	Year	Link	Author keywords
2	Sara Cohen, Werner Nutt, Yehoshua Sagiv	Deciding equivalences among conjunctive aggregate queries.	J. ACM	2007	DBLP DOI BibTeX RDF	bag-set semantics, Aggregation, Datalog, query equivalence
2	Sara Cohen	Equivalence of queries combining set and bag-set semantics.	PODS	2006	DBLP DOI BibTeX RDF	bag semantics, combined semantics, set semantics, Datalog, query equivalence
2	T. S. Jayram, Phokion G. Kolaitis, Erik Vee	The containment problem for REAL conjunctive queries with inequalities.	PODS	2006	DBLP DOI BibTeX RDF	bag semantics, bag-set semantics, conjunctive queries, undecidability, query containment, inequalities
1	Foto N. Afrati, Matthew Damigos, Manolis Gergatsoulis	Query containment under bag and bag-set semantics.	Inf. Process. Lett.	2010	DBLP DOI BibTeX RDF
1	David DeHaan	Equivalence of nested queries with mixed semantics.	PODS	2009	DBLP DOI BibTeX RDF	bag-set semantics, normalized bags, set semantics, aggregation, conjunctive queries, query equivalence
1	Rada Chirkova, Michael R. Genesereth	Equivalence of SQL queries in presence of embedded dependencies.	PODS	2009	DBLP DOI BibTeX RDF	embedded dependencies, conjunctive queries, query equivalence
1	Sara Cohen	Equivalence of queries that are sensitive to multiplicities.	VLDB J.	2009	DBLP DOI BibTeX RDF	Bag semantics, Set semantics, Combined semantics, Datalog, Query equivalence
1	Foto N. Afrati, Rada Chirkova, Manolis Gergatsoulis, Vassia Pavlaki	View selection for real conjunctive queries.	Acta Inf.	2007	DBLP DOI BibTeX RDF
1	Gang Gou, Maxim Kormilitsin, Rada Chirkova	Query evaluation using overlapping views: completeness and efficiency.	SIGMOD Conference	2006	DBLP DOI BibTeX RDF	rewriting queries using views, query optimization, materialized views
1	Sara Cohen, Yehoshua Sagiv, Werner Nutt	Equivalences among aggregate queries with negation.	ACM Trans. Comput. Log.	2005	DBLP DOI BibTeX RDF	Aggregation, Datalog, negation, query equivalence
1	Foto N. Afrati, Rada Chirkova, Manolis Gergatsoulis, Vassia Pavlaki	Designing Views to Efficiently Answer Real SQL Queries.	SARA	2005	DBLP DOI BibTeX RDF
1	Sara Cohen, Werner Nutt, Yehoshua Sagiv	Equivalences among Aggregate Queries with Negation. (PDF / PS)	PODS	2001	DBLP DOI BibTeX RDF
1	Sara Cohen, Yaron Kanza, Yehoshua Sagiv	SQL4X: A Flexible Query Language for XML and Relational Databases.	DBPL	2001	DBLP DOI BibTeX RDF