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# frozen_string_literal: true
class AddGroupFkToImportExportUploads < ActiveRecord::Migration[5.2]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_foreign_key :import_export_uploads, :namespaces, column: :group_id, on_delete: :cascade
add_concurrent_index :import_export_uploads, :group_id, unique: true, where: 'group_id IS NOT NULL'
end
def down
remove_foreign_key_without_error(:import_export_uploads, column: :group_id)
remove_concurrent_index(:import_export_uploads, :group_id)
end
end
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