Questions tagged [ontology]

Ontology deals with entities and how they can be categorized and organized according to their attributes. This includes how metadata is modelled and interpreted.

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What is a single-table relational database

I searched Google for the definition of a single-table relational database and found nothing but redirection to other database models. What's up? Why is this concept confusing? Every relational ...
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1 answer
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EAV structure explained in Layman's terms

I've read several articles online that explain how EAV structures work, but there are different interpretations of them. Some articles mention that it's a representation of a data model metadata (or ...
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72 votes
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Is there a name for this database schema of key values?

We process a routine data feed from a client who just refactored their database from a form that seems familiar (one row per entity, one column per attribute) to one that seems unfamiliar to me (one ...
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