docs: private String getDbInstanceResourceName() {
  		String userArn = this.identityManagement.getUser().getUser().getArn();
  		AmazonResourceName userResourceName = AmazonResourceName.fromString(userArn);
  		AmazonResourceName dbResourceArn = new AmazonResourceName.Builder()
  				.withService("rds").withRegion(getRegion())
  				.withAccount(userResourceName.getAccount()).withResourceType("db")
  				.withResourceName(getDbInstanceIdentifier())
  				.withResourceTypeDelimiter(":").build();
  		return dbResourceArn.toString();
  	}