FlatPackDataSet dataSet = new FlatPackDataSet("path/to/file.csv", new FixedLengthParser());
PreparedStatement statement = connection.prepareStatement("INSERT INTO table_name (column1, column2) VALUES (?, ?)");
while (dataSet.next()) {
statement.setString(1, dataSet.getString("column1"));
statement.setInt(2, dataSet.getInt("column2"));
statement.addBatch();
}
statement.executeBatch();
Statement statement = connection.createStatement();
ResultSet resultSet = statement.executeQuery("SELECT * FROM table_name");
FlatPackWriter writer = new FlatPackWriter("path/to/file.csv", new CsvWriter());
while (resultSet.next()) {
writer.addRecord(resultSet.getString("column1"), resultSet.getInt("column2"));
}
resultSet.close();
writer.close();
