select * from propro; #查询成绩第二高 select max(id) from propro where id <(select max(id) from propro); #查询成绩第二高的第二种方式
select * from (select * from propro order by id desc limit 2) as b order by id asc limit 1;
论文阅读:Multi-Grade Deep Learning for Partial Differential Equations with Applications to the Burgers Equation Multi-Grade Deep Learning for Partial Differential Equations with Applications to the Burgers Equation符号定义偏微分方程定义FNN定义PI…