Question

怎么从resultset 结果集中取出想要的字段值

Answer 1

用下面的语句就可以了吧
ResultSet resultSet = statement.executeQuery("select * from userinfo;");

while (resultSet.next())
{
String str_1 = resultSet.getString(1);
String str_2 = resultSet.getString(2);
String str_3 = resultSet.getString(3);
}