Rule marked `constraint` with no constraint in the SQL (generated DDL)
https://knobit.org/id/knobit/K-805
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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 |
| assessment criterion | Flags the deficient case and passes the acceptable one. Deficient: `BR-005: a loan's maturity date is after its opening date`, `enforcement: constraint`; `dim_account` has no matching `ck_` in any dialect's output and no DQ rule cites `BR-005` Acceptable: `ck_dim_account_maturity_after_opening` in the model's `check_constraints` and in the SQL; or the rule moved to `enforcement: dq-check` with a DQ rule citing it (`TRC-006`, `DQR-007`) en |
| assessment method | skill-tests task: Generated DDL review, Postgres and Snowflake (DDL review skills) en |
| conforms to profile | https://oppekava.edu.ee/a/Knobitite_kirjeldamise_ja_seostamise_reeglid#LCG-KNOBIT-0.1 |
| dcterms:identifier | K-805 |
| dcterms:license | https://creativecommons.org/licenses/by/4.0/ |
| dcterms:source | Review checklist 05-ddl, row 5; this skill (03-data-rules.md) en |
| expected result | A finding that names the defective generated DDL element and the defect en |
| owl:sameAs | https://bitbucket.org/reffa/ontology/id/knobit/data-modelling/08-ddl/05 |
| rdfs:label | Rule marked `constraint` with no constraint in the SQL (generated DDL) en |
| schema:creativeWorkStatus | superseded |
| schema:isPartOf | Data modelling (DAMA-DMBOK2) |
| schema:supersededBy | Recognises a constraint claimed by a rule and missing from the schema |
| skos:definition | A live data rule with `enforcement: constraint` whose constraint is nowhere in the generated DDL, because it was never carried into the physical model. The rule register says the database guarantees it; the database has never heard of it, and no DQ rule covers it either. en |
| skos:prefLabel | Rule marked `constraint` with no constraint in the SQL (generated DDL) en |
| target object | generated DDL en |