Data Systems
schema-on-write
DB enforces structure at write
Source board
This definition comes from the board below. Open it to see the term in context.
Data Models and Query LanguagesData SystemsMore terms from this board
- declarativesay WHAT
- impedance mismatchapp objects don't match flat tables (ORMs bridge it)
- imperativesay HOW
- localityrelated data stored together
- many-to-one / many-to-manyshared references (people → one company) — relational/graph turf
- normalizationstore each fact once, reference it by id
- one-to-manya tree (résumé → jobs)
- property graphNeo4j + Cypher
- relation/tupletable/row
- schema-on-readstructure interpreted at read (flexible)
- triple-store(subject,predicate,object) + RDF/SPARQL
- vertex/edgenode/relationship