docs: @Override
    public void dropRetentionPolicy(final String rpName, final String database) {
      Preconditions.checkNonEmptyString(rpName, "retentionPolicyName");
      Preconditions.checkNonEmptyString(database, "database");
      StringBuilder queryBuilder = new StringBuilder("DROP RETENTION POLICY \"");
      queryBuilder.append(rpName)
          .append("\" ON \"")
          .append(database)
          .append("\"");
      executeQuery(this.influxDBService.postQuery(Query.encode(queryBuilder.toString())));
    }