ER ModelsERM ReferencesERM Anthologies
Model No.13
Short Citation (Al-Fedaghi 1983)
Year 1983
Special Name
Descendant of (Scheuermann et al. 1980)
ConstructsInherent Entity Type X
Relationship Type sg: generalization
Value Sets / Attributes sg: calculated, uninherited, sg/l: key
NewInventedAdapted
Included
BorrowedIncluded
Added
Syntactic Rules Relationships connect attributes (equality).
Semanticsinformal
Focus g
Data Definition
Data Manipulation
Remarksalternative representation of generalization hierarchy; analogy to multidimensional data analysis
CauseCitation... represent particular concepts of the analyzed [petroleum engineering] environment (p. 761)
ContentExpressivenessdomain (process industry), structure
Applicability
Correction
Integration
Implementation
Other
Alternative Publications
Binary Vector Structure/General [E1] 1
[E2] m
[E3] i
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Structure/Integrity [E7] 1
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[E10] m
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[E15] 1
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Behavior [E17]
[E18]
Application [E19]
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Domain-Specifics [E28]
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Expressiveness Values Total 0.21
Data Model 0.39
Application 0.00
Domain Specifics 0.00
Partially Redundant Constructs Conjunctive Concepts S
Linked Concepts
Copyright(a) Susanne Patig, 2005