ERNotationTranslator2

# ERNotationTranslator2 - A (0,n)-------- (0,1) B Many to One...

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I. ACC 321 Notation for E-R modeling: (min, max) (min, max) (0/1, 1/n) (0/1, 1/n) II. Hoffer-George-Valacich Notation for E-R modeling: ACC 321 notation corresponding to the above would be: (0, 1) (1, n) II. Oracle Notation for E-R Modeling A B rel A B rel 0=Optional 1=Mandatory 1=1 time only n=Many times Many times Mandatory 1 time only Optional rel

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ACC 321 notation corresponding to the above would be: (1, n) (0, 1) Notation Cardinality Optionality ACC 321 ER Notation Many to One Mandatory, Optional A (1,n)-------- (0,1) B Many to One Optional, Optional
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Unformatted text preview: A (0,n)-------- (0,1) B Many to One Optional, Mandatory A (0,n)--------- (1,1) B Many to One Mandatory, Mandatory A (1,n)--------- (1,1) B Many to Many Mandatory, Optional A (1,n)--------- (0,n) B Many to Many Optional, Optional A (0,n)--------- (0,n) B One to One Mandatory, Optional A (1,1)--------- (0,1) B One to One Mandatory, Optional A (1,1)--------- (0,1) B B Many to One (Mandatory, Optional) A R One to One Mandatory, Mandatory A (1,1)---------- (1,1) B...
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## This note was uploaded on 11/17/2011 for the course ITM 311 taught by Professor Harrisonmcknight during the Fall '10 term at Michigan State University.

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ERNotationTranslator2 - A (0,n)-------- (0,1) B Many to One...

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