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# frozen_string_literal: true
class AddForeignKeysForAlertManagementAlerts < ActiveRecord::Migration[6.0]
include Gitlab::Database::MigrationHelpers
DOWNTIME = false
disable_ddl_transaction!
def up
add_concurrent_foreign_key :alert_management_alerts, :projects, column: :project_id, on_delete: :cascade
add_concurrent_foreign_key :alert_management_alerts, :issues, column: :issue_id, on_delete: :nullify
end
def down
remove_foreign_key_if_exists :alert_management_alerts, column: :project_id
remove_foreign_key_if_exists :alert_management_alerts, column: :issue_id
end
end
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