Entities are objects in an organization like customers, transactions, and drivers, products, etc.

Sources are external sources of data where feature data can be found.

Feature Tables are objects that define logical groupings of features, data sources, and other related metadata.

Concept Hierarchy

Feast contains the following core concepts:

  • Projects: Serve as a top level namespace for all Feast resources. Each project is a completely independent environment in Feast. Users can only work in a single project at a time.

  • Entities: Entities are the objects in an organization on which features occur. They map to your business domain (users, products, transactions, locations).

  • Feature Tables: Defines a group of features that occur on a specific entity.

  • Features: Individual feature within a feature table.

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