...String sql="insert usertable(username,password) values(?,?)"; try{ Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver"); Connection conn=DriverManager.getConnection("jdbc:sqlserver://localhost:1433;DatabaseName=login","sa","sa"); PreparedStatement stmt=conn.prepareStatement(sql); stmt.setString(1,name); stmt.setString(2,password); ResultSet rs=stmt.executeUpdata(); ...其他的你都知道的如何用java插入数据数据库中