Class: Sequel::Model::Associations::OneToManyAssociationReflection

The keys in the associated model‘s table related to this association

     # File lib/sequel/model/associations.rb, line 423
423:         def associated_object_keys
424:           self[:keys]
425:         end

can_have_associated_objects?(obj)

one_to_many associations can only have associated objects if none of the :keys options have a nil value.

[Source]

     # File lib/sequel/model/associations.rb, line 429
429:         def can_have_associated_objects?(obj)
430:           !self[:primary_keys].any?{|k| obj.send(k).nil?}
431:         end

default_key()

Default foreign key name symbol for key in associated table that points to current table‘s primary key.

[Source]

     # File lib/sequel/model/associations.rb, line 435
435:         def default_key
436: 
437:           "#{underscore(demodulize(self[:model].name))}_id"
438:         end

predicate_key()

The hash key to use for the eager loading predicate (left side of IN (1, 2, 3))

[Source]

     # File lib/sequel/model/associations.rb, line 440
440:         def predicate_key
441:           cached_fetch(:predicate_key){qualify_assoc(self[:key])}
442:         end

primary_key()

The column in the current table that the key in the associated table references.

[Source]

     # File lib/sequel/model/associations.rb, line 446
446:         def primary_key
447:          self[:primary_key]
448:         end

qualified_key()

Alias for predicate_key

qualified_primary_key()

primary_key qualified by the current table

[Source]

     # File lib/sequel/model/associations.rb, line 451
451:         def qualified_primary_key
452:           cached_fetch(:qualified_primary_key){qualify_cur(primary_key)}
453:         end

reciprocal_array?()

Whether the reciprocal of this association returns an array of objects instead of a single object, false for a one_to_many association.

[Source]

     # File lib/sequel/model/associations.rb, line 457
457:         def reciprocal_array?
458:           false
459:         end

remove_before_destroy?()

Destroying one_to_many associated objects automatically deletes the foreign key.

[Source]

     # File lib/sequel/model/associations.rb, line 462
462:         def remove_before_destroy?
463:           false
464:         end

remove_should_check_existing?()

The one_to_many association needs to check that an object to be removed already is associated.

[Source]

     # File lib/sequel/model/associations.rb, line 467
467:         def remove_should_check_existing?
468:           true
469:         end

set_reciprocal_to_self?()

One to many associations set the reciprocal to self when loading associated records.

[Source]

     # File lib/sequel/model/associations.rb, line 472
472:         def set_reciprocal_to_self?
473:           true
474:         end

Methods

Public Instance methods