Database Derby saving URL

package myapp;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.sql.ResultSetMetaData;

/**
 * @author Администратор
 *
 */
public class Sites {
    // private static String dbURL =
    // "jdbc:derby://localhost:1527/MyDB;create=true;user=me;password=mine";
    // private static String dbURL =
    // "jdbc:derby://localhost:1527/C:/test/MyDB;create=true;user=mydb1;password=data";

    //it works
     //private static String dbURL =
     // "jdbc:derby:C:/test/MyDB;create=true;user=mydb1;password=data";

    //private static String dbURL = "jdbc:derby://localhost/webdb;create=true";

    private static String dbURL = "jdbc:derby:sampleDB;create=true";
    static String driver = "org.apache.derby.jdbc.EmbeddedDriver";

    private static String tableName = "Sites2";
    // jdbc Connection
    private static Connection conn = null;
    private static Statement stmt = null;

    public static void main(String[] args) {
        createConnection();
        createRestaurants();

        String idSiteUnique = "http://www.mnau.edu.ua/";
        String innerSite = "http://www.mnau.edu.ua/en/index.html";
        String externalSite = "https://plus.google.com/110005007396008363941";

         insertRestaurants(idSiteUnique, innerSite, externalSite);
        selectRestaurants();
        shutdown();
    }

    private static void createConnection() {
        try {
            //Class.forName("org.apache.derby.jdbc.ClientDriver").newInstance();
            Class.forName(driver);
            // Get a connection
            conn = DriverManager.getConnection(dbURL);
        } catch (Exception except) {
            except.printStackTrace();
        }
    }

    private static void createRestaurants() {
        try {
            stmt = conn.createStatement();
        //  stmt.execute("create table RESTAURANTS(id integer, name varchar(20), city varchar(50))");
            //site:
            stmt.execute("create table " + tableName + "(page varchar(2083), inner varchar(2083), external varchar(2083))");
            stmt.close();
        } catch (SQLException sqlExcept) {
            sqlExcept.printStackTrace();
        }
    }

    //private static void insertRestaurants(int id, String restName,
    private static void insertRestaurants(String page, String inner,
            String external) {
        try {
            stmt = conn.createStatement();
            stmt.execute("insert into " + tableName + " values (" + page + ",'"
                    + inner + "','" + external + "')");
            stmt.close();
        } catch (SQLException sqlExcept) {
            sqlExcept.printStackTrace();
        }
    }

    private static void selectRestaurants() {
        try {
            stmt = conn.createStatement();
            ResultSet results = stmt.executeQuery("select * from " + tableName);
            ResultSetMetaData rsmd = results.getMetaData();
            int numberCols = rsmd.getColumnCount();
            for (int i = 1; i <= numberCols; i++) {
                // print Column Names
                System.out.print(rsmd.getColumnLabel(i) + "\t\t");
            }

            System.out
                    .println("\n-------------------------------------------------");

            while (results.next()) {
                //int id = results.getInt(1);
                String page = results.getString(1);
                String inner = results.getString(2);
                String external = results.getString(3);
                System.out.println(page + "\t\t" + inner + "\t\t" + external);
            }
            results.close();
            stmt.close();
        } catch (SQLException sqlExcept) {
            sqlExcept.printStackTrace();
        }
    }

    private static void shutdown() {
        try {
            if (stmt != null) {
                stmt.close();
            }
            if (conn != null) {
                DriverManager.getConnection(dbURL + ";shutdown=true");
                conn.close();
            }
        } catch (SQLException sqlExcept) {

        }

    }
}