gitlab-org--gitlab-foss/db/migrate/20210721174441_update_escal...

30 lines
1.1 KiB
Ruby

# frozen_string_literal: true
class UpdateEscalationRuleFkForPendingAlertEscalations < ActiveRecord::Migration[6.1]
include Gitlab::Database::MigrationHelpers
include Gitlab::Database::PartitioningMigrationHelpers
disable_ddl_transaction!
OLD_FOREIGN_KEY_CONSTRAINT = 'fk_rails_057c1e3d87'
# Swap foreign key contrainst from ON DELETE SET NULL to ON DELETE CASCADE
def up
remove_foreign_key_if_exists :incident_management_pending_alert_escalations, :incident_management_escalation_rules, name: OLD_FOREIGN_KEY_CONSTRAINT
add_concurrent_partitioned_foreign_key :incident_management_pending_alert_escalations,
:incident_management_escalation_rules,
column: :rule_id
end
def down
remove_foreign_key_if_exists :incident_management_pending_alert_escalations, :incident_management_escalation_rules, column: :rule_id
add_concurrent_partitioned_foreign_key :incident_management_pending_alert_escalations,
:incident_management_escalation_rules,
column: :rule_id,
on_delete: :nullify,
name: OLD_FOREIGN_KEY_CONSTRAINT
end
end