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Data independence

Data independence is the type of data transparency that matters for a centralized DBMS. It refers to the immunity of user applications to changes made in the definition and organization of data. Application programs should not, ideally, be exposed to details of data representation and storage. The DBMS provides an abstract view of the data that hides…

Measurement, Logical data independence & Physical data independence

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Logical data independence

LogicalAttributesRelationConceptual schema
4 related topics

Physical data independence

Logical schema
1 related topics

Data independence

Data architecture
1 related topics

Overview

Data transparencyDBMSApplicationsData abstraction
4 related topics

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Overview

Logical data independence

Physical data independence

Data independence

Advanced semantic analysis

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Map overview Semantic statistics

Data independence

Nodes15
Edges14
Triples31
Avg. degree1.87
Density0.133333
Components1

How this topic connects Entity context

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Data independence

Top relations

related to Data independence types · 12
Data independence → Both, EmployeeName, EmployeeNumber, For, If, It, Logical, Logical Data, Modifications, Physical, The, There
related to Physical data independence · 8
Data independence → External, For, Logical, Physical, The, There, User View, View
related to Data independence · 5
Data independence → Data, Each, In, Physical, The
is a · 3
Data independence → ability to modify the logical schema without causing application programs to be rewritten, ability to modify the physical schema without causing application programs to be rewritten, type of data transparency that matters for a centralized DBMS
related to Logical data independence · 3
Data independence → In, Logical, The

Important terminology Word statistics

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Important terminology

data independence logical physical schema user without application programs storage view change level two structure new conceptual ability external changes

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Data independenceis atype of data transparency that matters for a centralized DBMS0.90text
Data independenceis aability to modify the physical schema without causing application programs to be rewritten0.90text
Data independenceis aability to modify the logical schema without causing application programs to be rewritten0.90text
Data independencerelated to Data independenceData0.60section
Data independencerelated to Data independenceEach0.60section
Data independencerelated to Data independenceThe0.60section
Data independencerelated to Data independenceIn0.60section
Data independencerelated to Data independencePhysical0.60section
Data independencerelated to Data independence typesThe0.60section
Data independencerelated to Data independence typesThere0.60section
Data independencerelated to Data independence typesPhysical0.60section
Data independencerelated to Data independence typesLogical0.60section

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    Min side: 3
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