List the Numeric Functions Supported by a Database in Java

import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.DriverManager;
import java.util.Arrays;
/*from   w  ww  . jav  a  2s  .  co  m*/
public class Main {
  public static void main(String[] args) throws Exception {
    Connection connection = getConnection();
    DatabaseMetaData dbmd = connection.getMetaData();
    // Get the list of numeric functions
    String[] numericFunctions = dbmd.getNumericFunctions().split(",\\s*");
    Arrays.toString(numericFunctions);
  }

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

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