MS SQL Server触发器更新项目评级和投票数

To make this easier to understand, I will present the exact same problem as if it was about a forum (the actual app doesn't have to do with forums at all, but I think such a parallel is easier for most of us to grasp, the actual app is about something very specific that most programmers won't understand (it's an app intended for hardcore graphic designers)).To make this easier to understand, I will prese