def complete_migration(resource_group_name, namespace_name, custom_headers:nil)
      response = complete_migration_async(resource_group_name, namespace_name, custom_headers:custom_headers).value!
      nil
    end
def complete_migration(resource_group_name, namespace_name, custom_headers:nil)
      response = complete_migration_async(resource_group_name, namespace_name, custom_headers:custom_headers).value!
      nil
    end
This operation Completes Migration of entities by pointing the connection
 strings to Premium namespace and any entities created after the operation
 will be under Premium Namespace. CompleteMigration operation will fail when
 entity migration is in-progress.

 @param resource_group_name [String] Name of the Resource group within the
 Azure subscription.
 @param namespace_name [String] The namespace name
 @param custom_headers [Hash{String => String}] A hash of custom headers that
 will be added to the HTTP request.