Knobit of Data modelling · K-506 · Skill

Recognises an attribute with several meanings

What it means

An attribute whose meaning, format or unit depends on another attribute's value, or which merges things the business treats as different.

How it is assessed

Flags the deficient case and passes the acceptable one. Deficient: Party Identifier holding isikukood for persons and registrikood for companies; Instalment Amount meaning the principal portion or the interest portion depending on Portion Type Acceptable: A Party Identifier entity with Identifier Type from a value set, each type with its own format rule; principal portion and interest portion as separate attributes

Builds on

Explains attribute domainsK-562 · Knowledge

Needed by

Recognises a sentinel value standing in for nullK-629 · Skill
Recognises a null with a business meaningK-630 · Skill