Get column's precision and scale value in Java

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.Statement;
// ww w . ja  v  a  2  s . c o m
public class Main {
  public static void main(String[] args) throws Exception {
    Connection connection = getConnection();
    Statement statement = connection.createStatement();
    String query = "SELECT stock_id, name, price FROM stocks";
    ResultSet resultSet = statement.executeQuery(query);

    ResultSetMetaData metadata = resultSet.getMetaData();
    int precision = metadata.getPrecision(3);
    int scale = metadata.getScale(3);

    System.out.println("Precision: " + precision);
    System.out.println("Scale    : " + scale);
  }

  private static Connection getConnection() throws Exception {
    Class.forName("org.hsqldb.jdbcDriver");
    String url = "jdbc:hsqldb:mem:data/tutorial";

    return DriverManager.getConnection(url, "sa", "");
  }
}