module ActiveRecord::Associations::Builder - activerecord-4.2.5.2 Documentation

# module ActiveRecord::Associations::Builder

This is the parent Association class which defines the variables used by all associations.

The hierarchy is defined as follows:

    Association
      - SingularAssociation
        - BelongsToAssociation
        - HasOneAssociation
      - CollectionAssociation
        - HasManyAssociation

This class is inherited by the has_one and belongs_to association classes