Mapping & Identity
How a class is tied to a row: where declarations live, how the key arrives, how links and hierarchies behave, and rules applied to every statement. Asked first because later defects start here.
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- Metadata, Naming & Class Demands5 questions
- Key Generation & Timing5 questions
- Associations & Ownership5 questions
- Inheritance & Polymorphic Queries5 questions
- Value Types & Converters6 questions
- Global Filters & Audit Stamps5 questions
questions
page 2 of 2How do you decide whether an attribute is converted in the layer or stored in a form the database can filter and sort directly?
level: principalimportance: nice to knowfreq 40%
basics
~20 sDecide by who else reads the column and what the database must still do with it. If predicates, ordering, aggregation or other consumers touch the value, store a form the engine understands; reserve opaque encodings for values nothing else interprets.
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