Optional ReadonlyemailEmail addresses to receive OpenSearch domain event notifications. An SNS topic is created regardless; if no emails specified, other subscription types can be added directly.
Use cases: Operational alerting; Team notification; Domain monitoring
AWS: SNS email subscriptions
Validation: Optional; array of valid email addresses
Email notification configuration for OpenSearch domain events.
Use cases: Operational alerting; Domain health monitoring; Event notification
AWS: SNS email subscriptions for OpenSearch domain events
Validation: email array optional