# File lib/sequel/model/associations.rb, line 382 def primary_key self[:primary_key] end
The keys in the associated model's table related to this association
# File lib/sequel/model/associations.rb, line 354 def associated_object_keys self[:keys] end
one_to_many associations can only have associated objects if none of the :keys options have a nil value.
# File lib/sequel/model/associations.rb, line 360 def can_have_associated_objects?(obj) !self[:primary_keys].any?{|k| obj.send(k).nil?} end
Default foreign key name symbol for key in associated table that points to current table's primary key.
# File lib/sequel/model/associations.rb, line 366 def default_key :"#{underscore(demodulize(self[:model].name))}_id" end
The key to use for the key hash when eager loading
# File lib/sequel/model/associations.rb, line 371 def eager_loader_key cached_fetch(:eager_loader_key){primary_key} end
The hash key to use for the eager loading predicate (left side of IN (1, 2, 3))
# File lib/sequel/model/associations.rb, line 376 def eager_loading_predicate_key cached_fetch(:eager_loading_predicate_key){qualify_assoc(self[:key])} end
The column in the current table that the key in the associated table references.
# File lib/sequel/model/associations.rb, line 382 def primary_key self[:primary_key] end
#primary_key qualified by the current table
# File lib/sequel/model/associations.rb, line 387 def qualified_primary_key cached_fetch(:qualified_primary_key){qualify_cur(primary_key)} end
Whether the reciprocal of this association returns an array of objects instead of a single object, false for a one_to_many association.
# File lib/sequel/model/associations.rb, line 393 def reciprocal_array? false end
Destroying one_to_many associated objects automatically deletes the foreign key.
# File lib/sequel/model/associations.rb, line 398 def remove_before_destroy? false end
The one_to_many association needs to check that an object to be removed already is associated.
# File lib/sequel/model/associations.rb, line 403 def remove_should_check_existing? true end
One to many associations set the reciprocal to self when loading associated records.
# File lib/sequel/model/associations.rb, line 408 def set_reciprocal_to_self? true end