canvas-lms/db/migrate/20140809142615_add_foreign_...

14 lines
696 B
Ruby

class AddForeignKeyIndexes4 < ActiveRecord::Migration
tag :postdeploy
disable_ddl_transaction!
def change
add_index :account_reports, :attachment_id, algorithm: :concurrently
add_index :attachments, :replacement_attachment_id, algorithm: :concurrently, where: "replacement_attachment_id IS NOT NULL"
add_index :discussion_topics, :old_assignment_id, algorithm: :concurrently, where: "old_assignment_id IS NOT NULL"
add_index :enrollment_terms, :sis_batch_id, algorithm: :concurrently, where: "sis_batch_id IS NOT NULL"
add_index :zip_file_imports, :attachment_id, algorithm: :concurrently
add_index :zip_file_imports, :folder_id, algorithm: :concurrently
end
end