Question

When mapping a many to many relationship it must first be resolved using _____________. Mark for review (1) points an intersection entity unique keys an intermediary entity business rules?

Answer 1

$hello$

When mapping a many to many relationship it must first be resolved using

$confirmation \: of \: the \: development \: plan \: with \\ national \: development \: plan.$

Answer 2

Intersection Entity.

A many-to-many (m:n) relationship may add confusion and complexity to a model or for an application process that is in the development phase.

The best way to resolve an m:n relationships will be to take out the two entities and make two one-to-many (1:n) relationships amongst them along with a third entity that is intersecting.

The intersecting entity may have attributes of both the connecting entities.