-class OldNodeTag < ActiveRecord::Base
- set_table_name 'node_tags'
- set_primary_keys :node_id, :version, :k
+# == Schema Information
+#
+# Table name: node_tags
+#
+# node_id :bigint(8) not null, primary key
+# version :bigint(8) not null, primary key
+# k :string default(""), not null, primary key
+# v :string default(""), not null
+#
+# Foreign Keys
+#
+# node_tags_id_fkey (["node_id", "version"] => nodes.["node_id", "version"])
+#
- belongs_to :old_node, :foreign_key => [:node_id, :version]
+class OldNodeTag < ApplicationRecord
+ self.table_name = "node_tags"
- validates_presence_of :old_node
- validates_length_of :k, :maximum => 255, :allow_blank => true
- validates_uniqueness_of :k, :scope => [:node_id, :version]
- validates_length_of :v, :maximum => 255, :allow_blank => true
+ belongs_to :old_node, :query_constraints => [:node_id, :version], :inverse_of => :old_tags
+
+ validates :old_node, :associated => true
+ validates :k, :v, :allow_blank => true, :length => { :maximum => 255 }, :characters => true
+ validates :k, :uniqueness => { :scope => [:node_id, :version] }
end