relational algebraic operation

relational algebraic operation
реляционная алгебраическая операция, операция реляционной алгебры

English-Russian dictionary of computer science and programming. 2013.

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  • Relational algebra — Not to be confused with Relation algebra. Relational algebra, an offshoot of first order logic (and of algebra of sets), deals with a set of finitary relations (see also relation (database)) that is closed under certain operators. These operators …   Wikipedia

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  • Boolean logic — is a complete system for logical operations. It was named after George Boole, who first defined an algebraic system of logic in the mid 19th century. Boolean logic has many applications in electronics, computer hardware and software, and is the… …   Wikipedia


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