Searching for "The "Group By" Operation in Relational Algebra." – sorted by Relevance.
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Chapter 3 Relational Languages
- … in this algebra are formulated by sequences of binary and unary operations which are applied to relations…
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A Cost Function for Uniformly Partitioned UB-Trees
- …@(email omitted); Abstract Most operations of the relational algebra or SQL - like projection with duplicate elimination…
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Querying Multiple Features of Groups in Relational Databases
- …. We propose a new relational algebra operation that represents several levels of aggregation over…
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Paragroups as quantized Galois groups of subfactors
- … the theory of operator algebras. Furthermore, he found the Jones polynomial, an invariant of links, based…
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C ∗-ALGEBRAS GENERATED BY GROUPS OF COMPOSITION OPERATORS
- …C ∗ -ALGEBRAS GENERATED BY GROUPS OF COMPOSITION OPERATORS MICHAEL T. JURY Abstract. We compute…
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Expressive Power of SQL
- … features that fundamentally distinguish it from relational algebra: namely, grouping, arithmetic operations…
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Relative Convolutions. I. - Properties and Applications
- … with symmetries in a wide sense we introduce a notion of relative convolution operators induced by a Lie algebra…
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RAW: A Relational Algebra for the Web
- … of the relational operators. The approach allows us to reuse the operators of the relational algebra without major…
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RAW: A Relational Algebra for the Web
- … of the relational operators. The approach allows us to reuse the operators of the relational algebra without major…
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GROUP
- … IDENTIFICATION/SIGNATURE WORKING GROUP PROGRESS REPORT - FEBRUARY 24, 1992 (Reformated November, 1996) ELECTRONIC…
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