Recognises a redundant relationship
https://knobit.org/id/knobit/K-526
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| Context functions | Result evaluation |
|---|---|
| Knobit creation methods | AI generated, human edited |
| Knobit types | Skill |
| LCG purposes | Assessing the learner's knowledge or skill state |
| LCG purposes | Selecting an assessment task or learning activity |
| action verb | Recognises en |
| applies knowledge | Explains derived data and point-in-time snapshots |
| applies knowledge | Explains relationship cardinality and optionality |
| assessment criterion | Flags the deficient case and passes the acceptable one. Deficient: Payment → Account → Party (account holder), plus a direct Payment → Party meaning the same person Acceptable: Remove the direct relationship; keep it only if it means something else (the counterparty who instructed the payment, who need not be the account holder), named so and with its own rule en |
| assessment method | skill-tests task: Loan application logical model (normalisation anomaly skills) en |
| conforms to profile | https://oppekava.edu.ee/a/Knobitite_kirjeldamise_ja_seostamise_reeglid#LCG-KNOBIT-0.1 |
| dcterms:identifier | K-526 |
| dcterms:license | https://creativecommons.org/licenses/by/4.0/ |
| dcterms:source | Review checklist 03-logical, row 26; C&B en |
| expected result | The two paths that state the same fact en |
| owl:sameAs | https://bitbucket.org/reffa/ontology/id/knobit/data-modelling/05-logical/26 |
| rdfs:label | Recognises a redundant relationship en |
| schema:creativeWorkStatus | accepted |
| schema:isPartOf | Data modelling (DAMA-DMBOK2) |
| skos:altLabel | Redundant relationship (logical model) en |
| skos:definition | Two paths between the same entities state the same fact, so they can disagree. en |
| skos:prefLabel | Recognises a redundant relationship en |
| target object | redundant relationship en |
Used by
| includes knobit | Derives a normalised logical data model and traces anomalies to their causes |
|---|---|
| requires knobit | Derive the logical data model |