public class Main implements Serializable { /** * */ private static final long serialVersionUID = -8513279306224995844L; private static final String MYSQL_USERNAME = "demo"; private static final String MYSQL_PWD = "demo"; private stati
智能插入:将整批分批,每一千条提交一次,sql注入(安全,使用软解析,提高效率) sql注入攻击:简单例子 select * from table where name='"+un+"' and psw='"+pw+"'", 假如可以输入任何字符,un随便输入12345' or 1=1--这样提交过来的aa就会select * from table where name='12345' or 1=1--password String sql = "