New posts in Subtypes

Developing a database for a funds transfers business where (a) people and organizations can (b) send and receive money

How to model an entity type that can have different sets of attributes?

Implementing subtype of a subtype in type/subtype design pattern with mutually exclusive subclasses

Best design to reference multiple tables from single column?

Don't know how to transform variable entity into relational table

How should I model an "either/or" relationship?

Supertype/Subtype deciding between category: complete disjoint or incomplete overlapping