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

public class Test {
  public static void main(String[] args) {
    try {
        // 1. Register JDBC Driver
		    Class.forName("com.mysql.jdbc.Driver");

        // 2. Create Connection Object
        Connection con = DriverManager.getConnection("jdbc:mysql://localhost/demoDB","root", "");

        // 3. Create Statement object and Execute a Query
        Statement stmt = con.createStatement();

        // 4. Extract data from result set
        ResultSet rs = stmt.executeQuery("select * from users");
        while(rs.next()) {
		      System.out.println(rs.getInt("id") + "  " + rs.getString("name"));
        }

        // 5. Close the connection
        con.close();

        } catch(Exception e){
          // Handle errors here
		   }
    }
}