<p> The <code>CreateDomain</code> operation creates a new domain. The domain name should be unique among the domains associated with the Access Key ID provided in the request. The <code>CreateDomain</code> operation may take 10 or more seconds to complete. </p> <note> CreateDomain is an idempotent operation; running it multiple times using the same domain name will not result in an error response. </note> <p> The client can create up to 100 domains per account. </p> <p> If the client requires additional domains, go to <a href="http://aws.amazon.com/contact-us/simpledb-limit-request/"> http://aws.amazon.com/contact-us/simpledb-limit-request/</a>. </p>

{
  "success": true,
  "data": {
    "id": "abc123",
    "created_at": "2025-01-01T00:00:00Z"
  }
}

{
  "success": false,
  "error": {
    "code": "VALIDATION_ERROR",
    "message": "Invalid request parameters"
  }
}