canvas-lms/db/migrate/20130613174529_add_foreign_...

40 lines
2.7 KiB
Ruby

class AddForeignKeys4 < ActiveRecord::Migration
disable_ddl_transaction!
tag :postdeploy
def self.up
add_foreign_key_if_not_exists :discussion_topic_participants, :discussion_topics, :delay_validation => true
add_foreign_key_if_not_exists :discussion_topics, :assignments, :delay_validation => true
DiscussionTopic.where("NOT EXISTS (SELECT 1 FROM attachments WHERE attachment_id=attachments.id)").update_all(attachment_id: nil)
add_foreign_key_if_not_exists :discussion_topics, :attachments, :delay_validation => true
add_foreign_key_if_not_exists :discussion_topics, :cloned_items, :delay_validation => true
add_foreign_key_if_not_exists :discussion_topics, :assignments, :column => :old_assignment_id, :delay_validation => true
add_foreign_key_if_not_exists :discussion_topics, :discussion_topics, :column => :root_topic_id, :delay_validation => true
add_foreign_key_if_not_exists :enrollment_dates_overrides, :enrollment_terms, :delay_validation => true
add_foreign_key_if_not_exists :enrollment_terms, :accounts, :column => :root_account_id, :delay_validation => true
add_foreign_key_if_not_exists :enrollments, :courses, :delay_validation => true
add_foreign_key_if_not_exists :enrollments, :accounts, :column => :root_account_id, :delay_validation => true
add_foreign_key_if_not_exists :eportfolio_categories, :eportfolios, :delay_validation => true
add_foreign_key_if_not_exists :eportfolio_entries, :eportfolio_categories, :delay_validation => true
add_foreign_key_if_not_exists :eportfolio_entries, :eportfolios, :delay_validation => true
add_foreign_key_if_not_exists :eportfolios, :users, :delay_validation => true
end
def self.down
remove_foreign_key_if_exists :eportfolios, :users
remove_foreign_key_if_exists :eportfolio_entries, :eportfolios
remove_foreign_key_if_exists :eportfolio_entries, :eportfolio_categories
remove_foreign_key_if_exists :eportfolio_categories, :eportfolios
remove_foreign_key_if_exists :enrollments, :column => :root_account_id
remove_foreign_key_if_exists :enrollments, :courses
remove_foreign_key_if_exists :enrollment_terms, :column => :root_account_id
remove_foreign_key_if_exists :enrollment_dates_overrides, :enrollment_terms
remove_foreign_key_if_exists :discussion_topics, :column => :root_topic_id
remove_foreign_key_if_exists :discussion_topics, :column => :old_assignment_id
remove_foreign_key_if_exists :discussion_topics, :cloned_items
remove_foreign_key_if_exists :discussion_topics, :attachments
remove_foreign_key_if_exists :discussion_topics, :assignments
remove_foreign_key_if_exists :discussion_topic_participants, :discussion_topics
end
end