Contents

class AddConstraintsToMostRecentForUserExportFileTransitions < ActiveRecord::Migration[4.2]
  disable_ddl_transaction!

  def up
    add_index :user_export_file_transitions, [:user_export_file_id, :most_recent], unique: true, where: "most_recent", name: "index_user_export_file_transitions_parent_most_recent" #, algorithm: :concurrently
    change_column_null :user_export_file_transitions, :most_recent, false
  end

  def down
    remove_index :user_export_file_transitions, name: "index_user_export_file_transitions_parent_most_recent"
    change_column_null :user_export_file_transitions, :most_recent, true
  end
end

Version data entries

95 entries across 95 versions & 14 rubygems

Version	Path
enju_biblio-0.3.18	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.17	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.16	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.15	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_library-0.3.11	db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_ndl-0.3.3	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_nii-0.3.2	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_loc-0.3.1	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_subject-0.3.4	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_library-0.3.10	db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.14	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_message-0.3.4	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_event-0.3.5	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_seed-0.3.6	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.13	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.12	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_oai-0.3.1	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_biblio-0.3.11	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_library-0.3.9	db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb
enju_nii-0.3.1	spec/dummy/db/migrate/20180107160740_add_constraints_to_most_recent_for_user_export_file_transitions.rb