[
  {
    "druid-common": {
      "druid.metadata.storage.type":"postgresql",
      "druid.metadata.storage.connector.connectURI": "jdbc:postgresql://YOUR_RDS.us-west-2.rds.amazonaws.com:5432/YOUR_DBNAME",
      "druid.metadata.storage.connector.user": "YOUR_USER",
      "druid.metadata.storage.connector.password": "YOUR_PASS",
      "druid.extensions.loadList":["postgresql-metadata-storage", "druid-s3-extensions"]
    }
  }
]