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The article analyzes the evolution of e‑commerce product modeling, introduces categories, brands, and attribute‑based filtering, distinguishes products from SKUs, and proposes a backend‑centric data model that supports flexible search, display, and integration with other business services.
The article explains the fundamental concepts of SPU and SKU in e‑commerce, describes how to model products, attributes, and specifications in database tables, and illustrates the design with diagrams while discussing trade‑offs such as redundancy and extensibility for large‑scale systems.
This article explains how to design a flexible product model for e‑commerce by evolving from simple category‑article structures to a richer schema that includes brands, attributes, specifications, and separate SKU entities, enabling effective filtering, search, and integration with other services.