加速从数据库获得的一些数据运行大型进程

So I am working in a project in which I have to read a large database (for me it is large) of 10 million records. I cannot really filter them, because I have to treat them all and individually. For each record I must apply a formula and then write this result into multiple files depending on certain conditions of the record.So I am working in a project in which I have to