Query Equivalence is a formal relation in relational algebra that identifies when two relational queries yield identical result sets over all possible instances of the database, thereby belonging to the class of semantic equivalence relations and distinguished by its specific application to query expressions under relational operations.
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241
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126
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2017–2026
12
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Publications
142
Optimal implementation of conjunctive queries in relational data bases
Ashok K. Chandra, Philip M. Merlin · 1977 · 1.2K citations · Full text
Equivalences among Relational Expressions
A. V. Aho, Yehoshua Sagiv, Jeffrey D. Ullman · SIAM Journal on Computing · 1979 · 364 citations
Computing, Computer Science, Algebra +15
1–5 of 142
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241
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1–5 of 241
Institutions
126
Hebrew University of Jerusalem
Jerusalem, Israel
9 h-index
12 publications
613 citations
Technion – Israel Institute of Technology
Haifa, Israel
6 h-index
6 publications
439 citations
University of Wisconsin–Madison
Madison, United States
6 h-index
7 publications
1K citations
Université Paris-Sud
Orsay, France
6 h-index
11 publications
213 citations
University of Antwerp
Antwerp, Belgium
5 h-index
6 publications
130 citations
Yale University
New Haven, United States
5 h-index
4 publications
428 citations
Free University of Bozen-Bolzano
Bolzano, Italy
5 h-index
8 publications
273 citations
Georgia Institute of Technology
Atlanta, United States
4 h-index
8 publications
211 citations
1–8 of 126
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- ACM Transactions on Database Systems
TODS · 14 publications · 1.4K citations
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- Journal of the ACM
JACM · 7 publications · 896 citations
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- ACM SIGMOD Record
5 publications · 286 citations
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- IEEE Transactions on Knowledge and Data Engineering
TKDE · 4 publications · 121 citations
4
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- Proceedings of the VLDB Endowment
PVLDB · 4 publications · 173 citations
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