mssql2005 JDBC

package com.wangguan;

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


public class TestJdbc {
    

    public static void main(String[] args) {
        Connection con = null;
        Statement  sta = null;
        
        try {
            Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver");
            String url = "jdbc:sqlserver://127.0.1:1433;databaseName=studentManager";
            con = DriverManager.getConnection(url, "sa", "wangguan");
            sta = con.createStatement();
            String sql = "insert into student" + 
                         "    (stuName, address, stuTel, age, groupId)" +
                         "values"+
                         "    ('王冠','黑龙江','13723984599',23,2)";
            int row = sta.executeUpdate(sql);
            if(row == 0) {
                System.out.println();
            } else {
                System.out.println();
            }
            sta.close();
            con.close();
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        } catch (SQLException e) {
            e.printStackTrace();
        } finally {
            try {
                if(sta != null) {
                    sta.close();
                    sta = null;
                }
                if(con != null) {
                    con.close();
                    con = null;
                }
            } catch (SQLException e) {
                e.printStackTrace();
            }
        }
    }

}