Class Sequel::Plugins::ManyThroughMany::ManyThroughManyAssociationReflection
In: lib/sequel/plugins/many_through_many.rb
Parent: Sequel::Model::Associations::ManyToManyAssociationReflection

The AssociationReflection subclass for many_through_many associations.

Methods

associated_key_table   default_associated_key_alias   edges   reciprocal   reverse_edges  

Public Instance methods

associated_key_table()

The table containing the column to use for the associated key when eagerly loading

[Source]

    # File lib/sequel/plugins/many_through_many.rb, line 51
51:         def associated_key_table
52:           self[:associated_key_table] = self[:final_reverse_edge][:alias]
53:         end
default_associated_key_alias()

The default associated key alias(es) to use when eager loading associations via eager.

[Source]

    # File lib/sequel/plugins/many_through_many.rb, line 57
57:         def default_associated_key_alias
58:           self[:uses_left_composite_keys] ? (0...self[:through].first[:left].length).map{|i| "x_foreign_key_#{i}_x""x_foreign_key_#{i}_x"} : :x_foreign_key_x
59:         end
edges()

The list of joins to use when eager graphing

[Source]

    # File lib/sequel/plugins/many_through_many.rb, line 62
62:         def edges
63:           self[:edges] || calculate_edges || self[:edges]
64:         end
reciprocal()

Many through many associations don‘t have a reciprocal

[Source]

    # File lib/sequel/plugins/many_through_many.rb, line 67
67:         def reciprocal
68:           nil
69:         end
reverse_edges()

The list of joins to use when lazy loading or eager loading

[Source]

    # File lib/sequel/plugins/many_through_many.rb, line 72
72:         def reverse_edges
73:           self[:reverse_edges] || calculate_edges || self[:reverse_edges]
74:         end

[Validate]