private void prepareData(int testNum) throws SQLException {
    try (Connection connection = EnvFactory.getEnv().getConnection();
        Statement statement = connection.createStatement()) {

      // prepare BufferWrite file
      for (int i = 201; i <= 300; i++) {
        statement.addBatch(
            String.format(insertTemplate, testNum, i, i, i, (double) i, "'" + i + "'", i % 2 == 0));
      }
      statement.addBatch("flush");
      // prepare Unseq-File
      for (int i = 1; i <= 100; i++) {
        statement.addBatch(
            String.format(insertTemplate, testNum, i, i, i, (double) i, "'" + i + "'", i % 2 == 0));
      }
      statement.addBatch("flush");
      // prepare BufferWrite cache
      for (int i = 301; i <= 400; i++) {
        statement.addBatch(
            String.format(insertTemplate, testNum, i, i, i, (double) i, "'" + i + "'", i % 2 == 0));
      }
      // prepare Overflow cache
      for (int i = 101; i <= 200; i++) {
        statement.addBatch(
            String.format(insertTemplate, testNum, i, i, i, (double) i, "'" + i + "'", i % 2 == 0));
      }
      statement.executeBatch();
    }
  }
Should delete this case after the deletion value filter feature be implemented

@throws SQLException
integration-test/src/test/java/org/apache/iotdb/db/it/IoTDBDeletionIT.java