Entity-Attribute-Value. A data model with a potentially big number of attributes of which only few apply to a single entity.

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Is there a name for this database structure?

Noob question, sorry if it's too basic for this exchange. 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 ...
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Inventory database structure when inventory items have varying attributes

I'm building an inventory database to store enterprise hardware information. The devices the database keeps track of range from workstations, laptops, switches, routers, mobile phones, etc. I'm using ...