Class: RTM::AR::TMDM::QuaaxTM2RTMViews

Inherits:
ActiveRecord::Migration
  • Object
show all
Defined in:
lib/rtm/activerecord/quaaxtm2rtmviews.rb

Class Method Summary collapse

Class Method Details

.down ⇒ Object 



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# File 'lib/rtm/activerecord/quaaxtm2rtmviews.rb', line 120

def self.down
  raise "not supported"
end

.up ⇒ Object 



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# File 'lib/rtm/activerecord/quaaxtm2rtmviews.rb', line 23

def self.up
  create_view "topic_maps", "select id, baselocator from qtm_topicmap" do |t|
    t.column :id
    t.column :base_locator
  end

  create_view "topics", "select id, topicmap_id, null, null from qtm_topic" do |t|
    t.column :id
    t.column :topic_map_id
    t.column :reified_id
    t.column :reified_type
  end

  create_view "associations", "select id, topicmap_id, type_id from qtm_association" do |t|
    t.column :id
    t.column :topic_map_id
    t.column :ttype_id
  end

  create_view "roles", "select id, association_id, type_id, reference from qtm_assocrole" do |t|
    t.column :id
    t.column :association_id
    t.column :ttype_id
    t.column :topic_id
  end

  create_view "names", "select id, topic_id, type_id, value from qtm_topicname" do |t|
    t.column :id
    t.column :topic_id
    t.column :ttype_id
    t.column :value
  end

  create_view "occurrence", "select id, topic_id, type_id, value, datatype from qtm_occurrence" do |t|
    t.column :id
    t.column :topic_id
    t.column :ttype_id
    t.column :value
    t.column :datatype
  end

  create_view "variants", "select id, topicname_id, value, datatype from qtm_variant" do |t|
    t.column :id
    t.column :topic_name_id
    t.column :value
    t.column :datatype
  end

  rename_table "qtm_topicmapconstructref", "item_identifiers"
  rename_column "item_identifiers", "locator", "reference"
  add_column :item_identifiers, :topic_map_id, :integer
  ItemIdentifier.reset_column_information
  ItemIdentifier.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.construct.topic_map_id
  end
  
  create_table :item_identifiers do |t|
    t.column :topic_map_id, :integer, :null => false
    t.column :reference, :string, :null => false
    t.column :construct_id, :integer
    t.column :construct_type, :string
  end
  SubjectIdentifier.reset_column_information
  SubjectIdentifier.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.topic.topic_map_id
  end
  
  rename_table "qtm_subjectidentifier", "subject_identifiers"
  rename_column :subject_identifiers, "locator", "reference"
  add_column :subject_identifiers, :topic_map_id, :integer
  
  SubjectIdentifier.reset_column_information
  SubjectIdentifier.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.topic.topic_map_id
  end
  
  rename_table "qtm_subjectlocator", "subject_locators"
  rename_column :subject_locators, "locator", "reference"
  add_column :subject_locators, :topic_map_id, :integer
  
  Topic.reset_column_information
  SubjectLocator.reset_column_information
  SubjectLocator.find(:all).each do |si|
    si.update_attribute :topic_map_id, si.topic.topic_map_id
  end

  create_table :scoped_objects_topics do |t|
    t.column :scoped_object_id, :integer
    t.column :scoped_object_type, :string
    t.column :topic_id, :integer
  end
  
  # TODO: instance of
  #       scope
  #       reifier
end