ER ModelsERM ReferencesERM Anthologies
Model No.11
Short Citation (Tabourier/Nanci 1983)
Year 1981
Special Name
Descendant of (Chen 1976)
ConstructsInherent Entity Type X
Relationship Type sg: functional dependency, sg/l: min/max
Value Sets / Attributes sg/l: role
NewInventedAdapted
Included
BorrowedIncluded
Added
Syntactic Rules restriction: binary relationship types
Semanticsformal
Focus g
Data Definition
Data Manipulation
Remarksalternative graphic representation: Occurrences structure diagram
CauseCitationSome kinds of integrity constraints cannot be represented (p. 73). ... produce an equivalent model with only "1 to n" binary relationships, without lack of integrity information (p. 97).
ContentExpressivenessintegrity
Applicability
Correction
Integration
Implementation
OtherX
Alternative Publications
Binary Vector Structure/General [E1]
[E2] 1
[E3]
[E4]
[E5]
[E6]
Structure/Integrity [E7] m
[E8]
[E9]
[E10] 1
[E11] 1
[E12] 1
[E13]
[E14]
[E15] f
[E16] f
Behavior [E17]
[E18]
Application [E19]
[E20]
[E21]
[E22]
[E23]
[E24]
[E25]
[E26]
[E27]
Domain-Specifics [E28]
[E29]
[E30]
[E31]
[E32]
[E33]
Expressiveness Values Total 0.21
Data Model 0.39
Application 0.00
Domain Specifics 0.00
Partially Redundant Constructs Conjunctive Concepts
Linked Concepts
Copyright(a) Susanne Patig, 2005