What Belongs to the Aggregate Root

Question

This is a practical Domain Driven Design question:

Conceptually, I think I get Aggregate roots until I go to define one.

I have an Employee entity, which has sur

Answer 1

a slightly orthogonal question to test understanding here, going back to Order...OrderItem example, there might be an analytics module in the system that wants to look into OrderItems directly i.e get all orderItems for a particular product, or all order items greater than some given value etc, does having a lot of usecases like that and driving "aggregate root" to extreme could we argue that OrderItem is a different aggregate root in itself ??