A more-correct implementation of the second approach

Author: joegallo

output/openapi/elasticsearch-openapi.json

@@ -19,19 +19,27 @@
 
 import { Id, Name } from '@_types/common'
 
-/** The configuration necessary to identify which IP geolocation provider to use to download the database, as well as any provider-specific configuration necessary for such downloading.
+/** The configuration necessary to identify which IP geolocation provider to use to download a database, as well as any provider-specific configuration necessary for such downloading.
  * At present, the only supported providers are maxmind and ipinfo, and the maxmind provider requires that an account_id (string) is configured.
  * A provider (either maxmind or ipinfo) must be specified.
  */
-export type DatabaseConfiguration = Maxmind | Ipinfo
+export type DatabaseConfiguration = MaxmindConfiguration | IpinfoConfiguration
 
 export class DatabaseConfigurationBase {
   /** The provider-assigned name of the IP geolocation database to download. */
   name: Name
 }
 
-export class Maxmind extends DatabaseConfigurationBase {
+export class Maxmind {
   account_id: Id
 }
 
-export class Ipinfo extends DatabaseConfigurationBase {}
+export class MaxmindConfiguration extends DatabaseConfigurationBase {
+  maxmind: Maxmind
+}
+
+export class Ipinfo {}
+
+export class IpinfoConfiguration extends DatabaseConfigurationBase {
+  ipinfo: Ipinfo
+}