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Force.com Developer Certification Handbook (DEV401) by Siddhesh Kabe

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Relationships

We have already discussed Force.com is an object-oriented relational database management system. The backbone of the entire system based on Force.com is in relationships.

Relationships

Relationships link two different objects with each other. For example, a library user can also be a library card holder. To represent this relationship we need to assign a customer record to a user record, this is achieved using a relationship.

There are two main types of relationships:

Lookup (1:n)

The Lookup relationship can be visualized in the following image:

Lookup (1:n)

Lookup ...

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