- denormalization
- денормализация
Англо-русский толковый словарь терминов и сокращений по ВТ, Интернету и программированию. . 1998-2007.
denormalization
Смотреть что такое "denormalization" в других словарях:
Denormalization — In computing, denormalization is the process of attempting to optimise the read performance of a database by adding redundant data or by grouping data.[1][2] In some cases, denormalisation helps cover up the inefficiencies inherent in relational… … Wikipedia
denormalization — n. * * * … Universalium
denormalization — noun The act or process of denormalizing … Wiktionary
denormalization — n … Useful english dictionary
Database normalization — In the design of a relational database management system (RDBMS), the process of organizing data to minimize redundancy is called normalization. The goal of database normalization is to decompose relations with anomalies in order to produce… … Wikipedia
Denormal number — In computer science, denormal numbers or denormalized numbers (now often called subnormal numbers) fill the underflow gap around zero in floating point arithmetic: any non zero number which is smaller than the smallest normal number is sub normal … Wikipedia
Floating point — In computing, floating point describes a method of representing real numbers in a way that can support a wide range of values. Numbers are, in general, represented approximately to a fixed number of significant digits and scaled using an exponent … Wikipedia
Functional dependency — A functional dependency (FD) is a constraint between two sets of attributes in a relation from a database.Given a relation R , a set of attributes X in R is said to functionally determine another attribute Y , also in R , (written X → Y ) if and… … Wikipedia
ADABAS — (acronym for Adaptable DAta BAse System [Harvnb | Pratt | Adamski | 1987 | p=471 | Ref=Pratt Adamski1987 ] ) is Software AG’s primary database management system. History First released in 1970, ADABAS is considered by some to have been one of the … Wikipedia
Database design — is the process of producing a detailed data model of a database. This logical data model contains all the needed logical and physical design choices and physical storage parameters needed to generate a design in a Data Definition Language, which… … Wikipedia
Object-relational impedance mismatch — The object relational impedance mismatch is a set of conceptual and technical difficulties that are often encountered when a relational database management system (RDBMS) is being used by a program written in an object oriented programming… … Wikipedia
