categoryId
CategoryId is an identifier used in data models and software systems to uniquely identify a category within a taxonomy. It is typically a stable value assigned to a category and used to link items to their categories and to support efficient querying, filtering, and reporting.
In relational databases, categoryId is commonly the primary key of a Category table and a foreign key
E-commerce and content management systems use categoryId to organize catalogs and content. Categories can be arranged
APIs and data interchange use categoryId as a parameter or field to assign or filter by category.
Design considerations include keeping categoryId immutable, ensuring referential integrity, and indexing categoryId for performance. Approaches vary